annotate runtime/doc/usr_41.txt @ 20856:83cfa1ef1bf2

Update runtime files Commit: https://github.com/vim/vim/commit/65e0d77a66b7e50beb562ad554ace46c32ef8f0f Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jun 14 17:29:55 2020 +0200 Update runtime files
author Bram Moolenaar <Bram@vim.org>
date Sun, 14 Jun 2020 17:45:04 +0200
parents 2616c5a337e0
children 1b345fb68ae3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
20856
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
1 *usr_41.txt* For Vim version 8.2. Last change: 2020 Jun 13
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
3 VIM USER MANUAL - by Bram Moolenaar
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
4
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
5 Write a Vim script
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
6
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
8 The Vim script language is used for the startup vimrc file, syntax files, and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
9 many other things. This chapter explains the items that can be used in a Vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
10 script. There are a lot of them, thus this is a long chapter.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
11
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
12 |41.1| Introduction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
13 |41.2| Variables
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
14 |41.3| Expressions
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
15 |41.4| Conditionals
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
16 |41.5| Executing an expression
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
17 |41.6| Using functions
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
18 |41.7| Defining a function
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
19 |41.8| Lists and Dictionaries
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
20 |41.9| Exceptions
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
21 |41.10| Various remarks
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
22 |41.11| Writing a plugin
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
23 |41.12| Writing a filetype plugin
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
24 |41.13| Writing a compiler plugin
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
25 |41.14| Writing a plugin that loads quickly
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
26 |41.15| Writing library scripts
793
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
27 |41.16| Distributing Vim scripts
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
28
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
29 Next chapter: |usr_42.txt| Add new menus
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
30 Previous chapter: |usr_40.txt| Make new commands
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
31 Table of contents: |usr_toc.txt|
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
32
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
33 ==============================================================================
129
2983cde45542 updated for version 7.0044
vimboss
parents: 112
diff changeset
34 *41.1* Introduction *vim-script-intro* *script*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
35
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
36 Your first experience with Vim scripts is the vimrc file. Vim reads it when
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
37 it starts up and executes the commands. You can set options to values you
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
38 prefer. And you can use any colon command in it (commands that start with a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
39 ":"; these are sometimes referred to as Ex commands or command-line commands).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
40 Syntax files are also Vim scripts. As are files that set options for a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
41 specific file type. A complicated macro can be defined by a separate Vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
42 script file. You can think of other uses yourself.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
43
20856
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
44 If you are familiar with Python, you can find a comparison between
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
45 Python and Vim script here, with pointers to other documents:
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
46 https://gist.github.com/yegappan/16d964a37ead0979b05e655aa036cad0
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
47 And if you are familiar with Javascript:
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
48 https://w0rp.com/blog/post/vim-script-for-the-javascripter/
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
49
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
50 Let's start with a simple example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
51
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
52 :let i = 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
53 :while i < 5
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
54 : echo "count is" i
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
55 : let i += 1
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
56 :endwhile
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
57 <
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
58 Note:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
59 The ":" characters are not really needed here. You only need to use
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
60 them when you type a command. In a Vim script file they can be left
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
61 out. We will use them here anyway to make clear these are colon
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
62 commands and make them stand out from Normal mode commands.
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
63 Note:
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
64 You can try out the examples by yanking the lines from the text here
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
65 and executing them with :@"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
66
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
67 The output of the example code is:
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
68
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
69 count is 1 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
70 count is 2 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
71 count is 3 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
72 count is 4 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
73
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
74 In the first line the ":let" command assigns a value to a variable. The
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
75 generic form is: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
76
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
77 :let {variable} = {expression}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
78
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
79 In this case the variable name is "i" and the expression is a simple value,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
80 the number one.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
81 The ":while" command starts a loop. The generic form is: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
82
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
83 :while {condition}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
84 : {statements}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
85 :endwhile
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
86
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
87 The statements until the matching ":endwhile" are executed for as long as the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
88 condition is true. The condition used here is the expression "i < 5". This
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
89 is true when the variable i is smaller than five.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
90 Note:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
91 If you happen to write a while loop that keeps on running, you can
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
92 interrupt it by pressing CTRL-C (CTRL-Break on MS-Windows).
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
93
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
94 The ":echo" command prints its arguments. In this case the string "count is"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
95 and the value of the variable i. Since i is one, this will print:
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
96
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
97 count is 1 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
98
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
99 Then there is the ":let i += 1" command. This does the same thing as
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
100 ":let i = i + 1". This adds one to the variable i and assigns the new value
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
101 to the same variable.
20856
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
102 Note: this is how it works in legacy Vim script, which is what we discuss in
83cfa1ef1bf2 Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 20836
diff changeset
103 this file. In Vim9 script it's a bit different, see |usr_46.txt|.
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
104
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
105 The example was given to explain the commands, but would you really want to
11062
1218c5353e2b Runtime file updates.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
106 make such a loop, it can be written much more compact: >
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
107
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
108 :for i in range(1, 4)
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
109 : echo "count is" i
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
110 :endfor
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
111
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
112 We won't explain how |:for| and |range()| work until later. Follow the links
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
113 if you are impatient.
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
114
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
115
16871
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
116 FOUR KINDS OF NUMBERS
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
117
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
118 Numbers can be decimal, hexadecimal, octal or binary. A hexadecimal number
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
119 starts with "0x" or "0X". For example "0x1f" is decimal 31. An octal number
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
120 starts with a zero. "017" is decimal 15. A binary number starts with "0b" or
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
121 "0B". For example "0b101" is decimal 5. Careful: don't put a zero before a
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
122 decimal number, it will be interpreted as an octal number!
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
123 The ":echo" command always prints decimal numbers. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
124
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
125 :echo 0x7f 036
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
126 < 127 30 ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
127
16871
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
128 A number is made negative with a minus sign. This also works for hexadecimal,
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
129 octal and binary numbers. A minus sign is also used for subtraction. Compare
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
130 this with the previous example: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
131
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
132 :echo 0x7f -036
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
133 < 97 ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
134
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
135 White space in an expression is ignored. However, it's recommended to use it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
136 for separating items, to make the expression easier to read. For example, to
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
137 avoid the confusion with a negative number above, put a space between the
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
138 minus sign and the following number: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
139
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
140 :echo 0x7f - 036
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
141
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
142 ==============================================================================
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
143 *41.2* Variables
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
144
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
145 A variable name consists of ASCII letters, digits and the underscore. It
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
146 cannot start with a digit. Valid variable names are:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
147
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
148 counter
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
149 _aap3
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
150 very_long_variable_name_with_underscores
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
151 FuncLength
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
152 LENGTH
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
153
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
154 Invalid names are "foo+bar" and "6var".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
155 These variables are global. To see a list of currently defined variables
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
156 use this command: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
157
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
158 :let
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
159
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
160 You can use global variables everywhere. This also means that when the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
161 variable "count" is used in one script file, it might also be used in another
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
162 file. This leads to confusion at least, and real problems at worst. To avoid
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
163 this, you can use a variable local to a script file by prepending "s:". For
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
164 example, one script contains this code: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
165
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
166 :let s:count = 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
167 :while s:count < 5
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
168 : source other.vim
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
169 : let s:count += 1
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
170 :endwhile
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
171
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
172 Since "s:count" is local to this script, you can be sure that sourcing the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
173 "other.vim" script will not change this variable. If "other.vim" also uses an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
174 "s:count" variable, it will be a different copy, local to that script. More
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
175 about script-local variables here: |script-variable|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
176
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
177 There are more kinds of variables, see |internal-variables|. The most often
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
178 used ones are:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
179
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
180 b:name variable local to a buffer
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
181 w:name variable local to a window
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
182 g:name global variable (also in a function)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
183 v:name variable predefined by Vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
184
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
185
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
186 DELETING VARIABLES
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
187
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
188 Variables take up memory and show up in the output of the ":let" command. To
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
189 delete a variable use the ":unlet" command. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
190
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
191 :unlet s:count
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
192
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
193 This deletes the script-local variable "s:count" to free up the memory it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
194 uses. If you are not sure if the variable exists, and don't want an error
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
195 message when it doesn't, append !: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
196
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
197 :unlet! s:count
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
198
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
199 When a script finishes, the local variables used there will not be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
200 automatically freed. The next time the script executes, it can still use the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
201 old value. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
202
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
203 :if !exists("s:call_count")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
204 : let s:call_count = 0
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
205 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
206 :let s:call_count = s:call_count + 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
207 :echo "called" s:call_count "times"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
208
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
209 The "exists()" function checks if a variable has already been defined. Its
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
210 argument is the name of the variable you want to check. Not the variable
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
211 itself! If you would do this: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
212
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
213 :if !exists(s:call_count)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
214
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
215 Then the value of s:call_count will be used as the name of the variable that
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
216 exists() checks. That's not what you want.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
217 The exclamation mark ! negates a value. When the value was true, it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
218 becomes false. When it was false, it becomes true. You can read it as "not".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
219 Thus "if !exists()" can be read as "if not exists()".
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
220 What Vim calls true is anything that is not zero. Zero is false.
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
221 Note:
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
222 Vim automatically converts a string to a number when it is looking for
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
223 a number. When using a string that doesn't start with a digit the
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
224 resulting number is zero. Thus look out for this: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
225 :if "true"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
226 < The "true" will be interpreted as a zero, thus as false!
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
227
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
228
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
229 STRING VARIABLES AND CONSTANTS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
230
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
231 So far only numbers were used for the variable value. Strings can be used as
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
232 well. Numbers and strings are the basic types of variables that Vim supports.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
233 The type is dynamic, it is set each time when assigning a value to the
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
234 variable with ":let". More about types in |41.8|.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
235 To assign a string value to a variable, you need to use a string constant.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
236 There are two types of these. First the string in double quotes: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
237
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
238 :let name = "peter"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
239 :echo name
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
240 < peter ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
241
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
242 If you want to include a double quote inside the string, put a backslash in
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
243 front of it: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
244
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
245 :let name = "\"peter\""
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
246 :echo name
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
247 < "peter" ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
248
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
249 To avoid the need for a backslash, you can use a string in single quotes: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
250
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
251 :let name = '"peter"'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
252 :echo name
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
253 < "peter" ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
254
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
255 Inside a single-quote string all the characters are as they are. Only the
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
256 single quote itself is special: you need to use two to get one. A backslash
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
257 is taken literally, thus you can't use it to change the meaning of the
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
258 character after it.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
259 In double-quote strings it is possible to use special characters. Here are
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
260 a few useful ones:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
261
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
262 \t <Tab>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
263 \n <NL>, line break
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
264 \r <CR>, <Enter>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
265 \e <Esc>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
266 \b <BS>, backspace
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
267 \" "
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
268 \\ \, backslash
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
269 \<Esc> <Esc>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
270 \<C-W> CTRL-W
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
271
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
272 The last two are just examples. The "\<name>" form can be used to include
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
273 the special key "name".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
274 See |expr-quote| for the full list of special items in a string.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
275
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
276 ==============================================================================
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
277 *41.3* Expressions
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
278
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
279 Vim has a rich, yet simple way to handle expressions. You can read the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
280 definition here: |expression-syntax|. Here we will show the most common
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
281 items.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
282 The numbers, strings and variables mentioned above are expressions by
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
283 themselves. Thus everywhere an expression is expected, you can use a number,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
284 string or variable. Other basic items in an expression are:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
285
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
286 $NAME environment variable
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
287 &name option
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
288 @r register
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
289
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
290 Examples: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
291
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
292 :echo "The value of 'tabstop' is" &ts
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
293 :echo "Your home directory is" $HOME
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
294 :if @a > 5
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
295
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
296 The &name form can be used to save an option value, set it to a new value,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
297 do something and restore the old value. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
298
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
299 :let save_ic = &ic
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
300 :set noic
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
301 :/The Start/,$delete
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
302 :let &ic = save_ic
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
303
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
304 This makes sure the "The Start" pattern is used with the 'ignorecase' option
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
305 off. Still, it keeps the value that the user had set. (Another way to do
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
306 this would be to add "\C" to the pattern, see |/\C|.)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
307
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
308
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
309 MATHEMATICS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
310
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
311 It becomes more interesting if we combine these basic items. Let's start with
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
312 mathematics on numbers:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
313
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
314 a + b add
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
315 a - b subtract
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
316 a * b multiply
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
317 a / b divide
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
318 a % b modulo
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
319
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
320 The usual precedence is used. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
321
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
322 :echo 10 + 5 * 2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
323 < 20 ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
324
2709
b01a37ab556b Runtime file updates.
Bram Moolenaar <bram@vim.org>
parents: 2698
diff changeset
325 Grouping is done with parentheses. No surprises here. Example: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
326
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
327 :echo (10 + 5) * 2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
328 < 30 ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
329
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
330 Strings can be concatenated with ".". Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
331
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
332 :echo "foo" . "bar"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
333 < foobar ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
334
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
335 When the ":echo" command gets multiple arguments, it separates them with a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
336 space. In the example the argument is a single expression, thus no space is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
337 inserted.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
338
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
339 Borrowed from the C language is the conditional expression:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
340
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
341 a ? b : c
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
342
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
343 If "a" evaluates to true "b" is used, otherwise "c" is used. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
344
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
345 :let i = 4
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
346 :echo i > 5 ? "i is big" : "i is small"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
347 < i is small ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
348
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
349 The three parts of the constructs are always evaluated first, thus you could
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
350 see it work as:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
351
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
352 (a) ? (b) : (c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
353
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
354 ==============================================================================
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
355 *41.4* Conditionals
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
356
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
357 The ":if" commands executes the following statements, until the matching
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
358 ":endif", only when a condition is met. The generic form is:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
359
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
360 :if {condition}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
361 {statements}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
362 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
363
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
364 Only when the expression {condition} evaluates to true (non-zero) will the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
365 {statements} be executed. These must still be valid commands. If they
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
366 contain garbage, Vim won't be able to find the ":endif".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
367 You can also use ":else". The generic form for this is:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
368
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
369 :if {condition}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
370 {statements}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
371 :else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
372 {statements}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
373 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
374
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
375 The second {statements} is only executed if the first one isn't.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
376 Finally, there is ":elseif":
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
377
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
378 :if {condition}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
379 {statements}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
380 :elseif {condition}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
381 {statements}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
382 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
383
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
384 This works just like using ":else" and then "if", but without the need for an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
385 extra ":endif".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
386 A useful example for your vimrc file is checking the 'term' option and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
387 doing something depending upon its value: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
388
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
389 :if &term == "xterm"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
390 : " Do stuff for xterm
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
391 :elseif &term == "vt100"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
392 : " Do stuff for a vt100 terminal
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
393 :else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
394 : " Do something for other terminals
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
395 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
396
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
397
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
398 LOGIC OPERATIONS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
399
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
400 We already used some of them in the examples. These are the most often used
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
401 ones:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
402
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
403 a == b equal to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
404 a != b not equal to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
405 a > b greater than
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
406 a >= b greater than or equal to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
407 a < b less than
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
408 a <= b less than or equal to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
409
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
410 The result is one if the condition is met and zero otherwise. An example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
411
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
412 :if v:version >= 700
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
413 : echo "congratulations"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
414 :else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
415 : echo "you are using an old version, upgrade!"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
416 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
417
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
418 Here "v:version" is a variable defined by Vim, which has the value of the Vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
419 version. 600 is for version 6.0. Version 6.1 has the value 601. This is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
420 very useful to write a script that works with multiple versions of Vim.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
421 |v:version|
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
422
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
423 The logic operators work both for numbers and strings. When comparing two
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
424 strings, the mathematical difference is used. This compares byte values,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
425 which may not be right for some languages.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
426 When comparing a string with a number, the string is first converted to a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
427 number. This is a bit tricky, because when a string doesn't look like a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
428 number, the number zero is used. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
429
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
430 :if 0 == "one"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
431 : echo "yes"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
432 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
433
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
434 This will echo "yes", because "one" doesn't look like a number, thus it is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
435 converted to the number zero.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
436
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
437 For strings there are two more items:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
438
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
439 a =~ b matches with
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
440 a !~ b does not match with
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
441
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
442 The left item "a" is used as a string. The right item "b" is used as a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
443 pattern, like what's used for searching. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
444
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
445 :if str =~ " "
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
446 : echo "str contains a space"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
447 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
448 :if str !~ '\.$'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
449 : echo "str does not end in a full stop"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
450 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
451
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
452 Notice the use of a single-quote string for the pattern. This is useful,
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
453 because backslashes would need to be doubled in a double-quote string and
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
454 patterns tend to contain many backslashes.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
455
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
456 The 'ignorecase' option is used when comparing strings. When you don't want
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
457 that, append "#" to match case and "?" to ignore case. Thus "==?" compares
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
458 two strings to be equal while ignoring case. And "!~#" checks if a pattern
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
459 doesn't match, also checking the case of letters. For the full table see
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
460 |expr-==|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
461
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
462
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
463 MORE LOOPING
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
464
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
465 The ":while" command was already mentioned. Two more statements can be used
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
466 in between the ":while" and the ":endwhile":
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
467
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
468 :continue Jump back to the start of the while loop; the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
469 loop continues.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
470 :break Jump forward to the ":endwhile"; the loop is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
471 discontinued.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
472
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
473 Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
474
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
475 :while counter < 40
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
476 : call do_something()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
477 : if skip_flag
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
478 : continue
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
479 : endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
480 : if finished_flag
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
481 : break
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
482 : endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
483 : sleep 50m
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
484 :endwhile
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
485
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
486 The ":sleep" command makes Vim take a nap. The "50m" specifies fifty
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
487 milliseconds. Another example is ":sleep 4", which sleeps for four seconds.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
488
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
489 Even more looping can be done with the ":for" command, see below in |41.8|.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
490
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
491 ==============================================================================
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
492 *41.5* Executing an expression
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
493
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
494 So far the commands in the script were executed by Vim directly. The
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
495 ":execute" command allows executing the result of an expression. This is a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
496 very powerful way to build commands and execute them.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
497 An example is to jump to a tag, which is contained in a variable: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
498
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
499 :execute "tag " . tag_name
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
500
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
501 The "." is used to concatenate the string "tag " with the value of variable
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
502 "tag_name". Suppose "tag_name" has the value "get_cmd", then the command that
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
503 will be executed is: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
504
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
505 :tag get_cmd
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
506
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
507 The ":execute" command can only execute colon commands. The ":normal" command
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
508 executes Normal mode commands. However, its argument is not an expression but
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
509 the literal command characters. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
510
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
511 :normal gg=G
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
512
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
513 This jumps to the first line and formats all lines with the "=" operator.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
514 To make ":normal" work with an expression, combine ":execute" with it.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
515 Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
516
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
517 :execute "normal " . normal_commands
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
518
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
519 The variable "normal_commands" must contain the Normal mode commands.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
520 Make sure that the argument for ":normal" is a complete command. Otherwise
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
521 Vim will run into the end of the argument and abort the command. For example,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
522 if you start Insert mode, you must leave Insert mode as well. This works: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
523
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
524 :execute "normal Inew text \<Esc>"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
525
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
526 This inserts "new text " in the current line. Notice the use of the special
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
527 key "\<Esc>". This avoids having to enter a real <Esc> character in your
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
528 script.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
529
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
530 If you don't want to execute a string but evaluate it to get its expression
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
531 value, you can use the eval() function: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
532
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
533 :let optname = "path"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
534 :let optval = eval('&' . optname)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
535
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
536 A "&" character is prepended to "path", thus the argument to eval() is
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
537 "&path". The result will then be the value of the 'path' option.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
538 The same thing can be done with: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
539 :exe 'let optval = &' . optname
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
540
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
541 ==============================================================================
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
542 *41.6* Using functions
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
543
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
544 Vim defines many functions and provides a large amount of functionality that
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
545 way. A few examples will be given in this section. You can find the whole
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
546 list here: |functions|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
547
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
548 A function is called with the ":call" command. The parameters are passed in
2709
b01a37ab556b Runtime file updates.
Bram Moolenaar <bram@vim.org>
parents: 2698
diff changeset
549 between parentheses separated by commas. Example: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
550
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
551 :call search("Date: ", "W")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
552
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
553 This calls the search() function, with arguments "Date: " and "W". The
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
554 search() function uses its first argument as a search pattern and the second
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
555 one as flags. The "W" flag means the search doesn't wrap around the end of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
556 the file.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
557
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
558 A function can be called in an expression. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
559
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
560 :let line = getline(".")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
561 :let repl = substitute(line, '\a', "*", "g")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
562 :call setline(".", repl)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
563
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
564 The getline() function obtains a line from the current buffer. Its argument
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
565 is a specification of the line number. In this case "." is used, which means
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
566 the line where the cursor is.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
567 The substitute() function does something similar to the ":substitute"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
568 command. The first argument is the string on which to perform the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
569 substitution. The second argument is the pattern, the third the replacement
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
570 string. Finally, the last arguments are the flags.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
571 The setline() function sets the line, specified by the first argument, to a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
572 new string, the second argument. In this example the line under the cursor is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
573 replaced with the result of the substitute(). Thus the effect of the three
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
574 statements is equal to: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
575
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
576 :substitute/\a/*/g
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
577
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
578 Using the functions becomes more interesting when you do more work before and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
579 after the substitute() call.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
580
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
581
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
582 FUNCTIONS *function-list*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
583
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
584 There are many functions. We will mention them here, grouped by what they are
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
585 used for. You can find an alphabetical list here: |functions|. Use CTRL-] on
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
586 the function name to jump to detailed help on it.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
587
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
588 String manipulation: *string-functions*
16235
219c58b3879c patch 8.1.1122: char2nr() does not handle composing characters
Bram Moolenaar <Bram@vim.org>
parents: 16208
diff changeset
589 nr2char() get a character by its number value
219c58b3879c patch 8.1.1122: char2nr() does not handle composing characters
Bram Moolenaar <Bram@vim.org>
parents: 16208
diff changeset
590 list2str() get a character string from a list of numbers
219c58b3879c patch 8.1.1122: char2nr() does not handle composing characters
Bram Moolenaar <Bram@vim.org>
parents: 16208
diff changeset
591 char2nr() get number value of a character
219c58b3879c patch 8.1.1122: char2nr() does not handle composing characters
Bram Moolenaar <Bram@vim.org>
parents: 16208
diff changeset
592 str2list() get list of numbers from a string
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
593 str2nr() convert a string to a Number
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
594 str2float() convert a string to a Float
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
595 printf() format a string according to % items
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
596 escape() escape characters in a string with a '\'
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
597 shellescape() escape a string for use with a shell command
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
598 fnameescape() escape a file name for use with a Vim command
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
599 tr() translate characters from one set to another
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
600 strtrans() translate a string to make it printable
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
601 tolower() turn a string to lowercase
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
602 toupper() turn a string to uppercase
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
603 match() position where a pattern matches in a string
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
604 matchend() position where a pattern match ends in a string
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
605 matchstr() match of a pattern in a string
9644
9f7bcc2c3b97 commit https://github.com/vim/vim/commit/6f1d9a096bf22d50c727dca73abbfb8e3ff55176
Christian Brabandt <cb@256bit.org>
parents: 9464
diff changeset
606 matchstrpos() match and positions of a pattern in a string
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
607 matchlist() like matchstr() and also return submatches
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
608 stridx() first index of a short string in a long string
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
609 strridx() last index of a short string in a long string
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
610 strlen() length of a string in bytes
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
611 strchars() length of a string in characters
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
612 strwidth() size of string when displayed
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
613 strdisplaywidth() size of string when displayed, deals with tabs
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
614 substitute() substitute a pattern match with a string
2908
fd09a9c8468e Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2725
diff changeset
615 submatch() get a specific match in ":s" and substitute()
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
616 strpart() get part of a string using byte index
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
617 strcharpart() get part of a string using char index
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
618 strgetchar() get character from a string using char index
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
619 expand() expand special keywords
17020
1841c03a9b5e patch 8.1.1510: a plugin cannot easily expand a command like done internally
Bram Moolenaar <Bram@vim.org>
parents: 16871
diff changeset
620 expandcmd() expand a command like done for `:edit`
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
621 iconv() convert text from one encoding to another
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
622 byteidx() byte index of a character in a string
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
623 byteidxcomp() like byteidx() but count composing characters
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
624 repeat() repeat a string multiple times
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
625 eval() evaluate a string expression
9464
be72f4201a1d commit https://github.com/vim/vim/commit/063b9d15abea041a5bfff3ffc4e219e26fd1d4fa
Christian Brabandt <cb@256bit.org>
parents: 9319
diff changeset
626 execute() execute an Ex command and get the output
16871
e5dab34ded73 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16808
diff changeset
627 win_execute() like execute() but in a specified window
15068
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
628 trim() trim characters from a string
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
629
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
630 List manipulation: *list-functions*
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
631 get() get an item without error for wrong index
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
632 len() number of items in a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
633 empty() check if List is empty
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
634 insert() insert an item somewhere in a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
635 add() append an item to a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
636 extend() append a List to a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
637 remove() remove one or more items from a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
638 copy() make a shallow copy of a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
639 deepcopy() make a full copy of a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
640 filter() remove selected items from a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
641 map() change each List item
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
642 reduce() reduce a List to a value
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
643 sort() sort a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
644 reverse() reverse the order of a List
5763
c52a655d927d Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5618
diff changeset
645 uniq() remove copies of repeated adjacent items
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
646 split() split a String into a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
647 join() join List items into a String
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
648 range() return a List with a sequence of numbers
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
649 string() String representation of a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
650 call() call a function with List as arguments
323
03b3684919e3 updated for version 7.0084
vimboss
parents: 270
diff changeset
651 index() index of a value in a List
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
652 max() maximum value in a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
653 min() minimum value in a List
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
654 count() count number of times a value appears in a List
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
655 repeat() repeat a List multiple times
20766
821925509d8c patch 8.2.0935: flattening a list with existing code is slow
Bram Moolenaar <Bram@vim.org>
parents: 20743
diff changeset
656 flatten() flatten a List
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
657
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
658 Dictionary manipulation: *dict-functions*
323
03b3684919e3 updated for version 7.0084
vimboss
parents: 270
diff changeset
659 get() get an entry without an error for a wrong key
112
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
660 len() number of entries in a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
661 has_key() check whether a key appears in a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
662 empty() check if Dictionary is empty
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
663 remove() remove an entry from a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
664 extend() add entries from one Dictionary to another
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
665 filter() remove selected entries from a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
666 map() change each Dictionary entry
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
667 keys() get List of Dictionary keys
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
668 values() get List of Dictionary values
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
669 items() get List of Dictionary key-value pairs
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
670 copy() make a shallow copy of a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
671 deepcopy() make a full copy of a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
672 string() String representation of a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
673 max() maximum value in a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
674 min() minimum value in a Dictionary
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
675 count() count number of times a value appears
195c94b60e54 updated for version 7.0041
vimboss
parents: 48
diff changeset
676
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
677 Floating point computation: *float-functions*
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
678 float2nr() convert Float to Number
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
679 abs() absolute value (also works for Number)
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
680 round() round off
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
681 ceil() round up
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
682 floor() round down
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
683 trunc() remove value after decimal point
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
684 fmod() remainder of division
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
685 exp() exponential
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
686 log() natural logarithm (logarithm to base e)
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
687 log10() logarithm to base 10
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
688 pow() value of x to the exponent y
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
689 sqrt() square root
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
690 sin() sine
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
691 cos() cosine
2725
6f63330ec225 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2709
diff changeset
692 tan() tangent
6f63330ec225 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2709
diff changeset
693 asin() arc sine
6f63330ec225 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2709
diff changeset
694 acos() arc cosine
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
695 atan() arc tangent
2725
6f63330ec225 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2709
diff changeset
696 atan2() arc tangent
6f63330ec225 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2709
diff changeset
697 sinh() hyperbolic sine
6f63330ec225 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2709
diff changeset
698 cosh() hyperbolic cosine
6f63330ec225 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2709
diff changeset
699 tanh() hyperbolic tangent
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
700 isinf() check for infinity
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
701 isnan() check for not a number
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
702
3237
91e53bcb7946 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2908
diff changeset
703 Other computation: *bitwise-function*
91e53bcb7946 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2908
diff changeset
704 and() bitwise AND
91e53bcb7946 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2908
diff changeset
705 invert() bitwise invert
91e53bcb7946 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2908
diff changeset
706 or() bitwise OR
91e53bcb7946 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2908
diff changeset
707 xor() bitwise XOR
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
708 sha256() SHA-256 hash
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
709 rand() get a pseudo-random number
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
710 srand() initialize seed used by rand()
3237
91e53bcb7946 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2908
diff changeset
711
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
712 Variables: *var-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
713 type() type of a variable
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
714 islocked() check if a variable is locked
11062
1218c5353e2b Runtime file updates.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
715 funcref() get a Funcref for a function reference
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
716 function() get a Funcref for a function name
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
717 getbufvar() get a variable value from a specific buffer
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
718 setbufvar() set a variable in a specific buffer
831
f24a95dae8ee updated for version 7.0d05
vimboss
parents: 825
diff changeset
719 getwinvar() get a variable from specific window
2207
b17bbfa96fa0 Add the settabvar() and gettabvar() functions.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
720 gettabvar() get a variable from specific tab page
831
f24a95dae8ee updated for version 7.0d05
vimboss
parents: 825
diff changeset
721 gettabwinvar() get a variable from specific window & tab page
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
722 setwinvar() set a variable in a specific window
2207
b17bbfa96fa0 Add the settabvar() and gettabvar() functions.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
723 settabvar() set a variable in a specific tab page
831
f24a95dae8ee updated for version 7.0d05
vimboss
parents: 825
diff changeset
724 settabwinvar() set a variable in a specific window & tab page
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
725 garbagecollect() possibly free memory
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
726
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
727 Cursor and mark position: *cursor-functions* *mark-functions*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
728 col() column number of the cursor or a mark
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
729 virtcol() screen column of the cursor or a mark
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
730 line() line number of the cursor or mark
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
731 wincol() window column number of the cursor
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
732 winline() window line number of the cursor
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
733 cursor() position the cursor at a line/column
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
734 screencol() get screen column of the cursor
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
735 screenrow() get screen row of the cursor
17292
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon
Bram Moolenaar <Bram@vim.org>
parents: 17257
diff changeset
736 screenpos() screen row and col of a text character
5968
92751673cc37 Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5942
diff changeset
737 getcurpos() get position of the cursor
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
738 getpos() get position of cursor, mark, etc.
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
739 setpos() set position of cursor, mark, etc.
20615
8eed1e9389bb patch 8.2.0861: cannot easily get all the current marks
Bram Moolenaar <Bram@vim.org>
parents: 19721
diff changeset
740 getmarklist() list of global/local marks
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
741 byte2line() get line number at a specific byte count
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
742 line2byte() byte count at a specific line
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
743 diff_filler() get the number of filler lines above a line
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
744 screenattr() get attribute at a screen line/row
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
745 screenchar() get character code at a screen line/row
16133
eb087f8a26a8 patch 8.1.1071: cannot get composing characters from the screen
Bram Moolenaar <Bram@vim.org>
parents: 16127
diff changeset
746 screenchars() get character codes at a screen line/row
eb087f8a26a8 patch 8.1.1071: cannot get composing characters from the screen
Bram Moolenaar <Bram@vim.org>
parents: 16127
diff changeset
747 screenstring() get string of characters at a screen line/row
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
748
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
749 Working with text in the current buffer: *text-functions*
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
750 getline() get a line or list of lines from the buffer
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
751 setline() replace a line in the buffer
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
752 append() append line or list of lines in the buffer
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
753 indent() indent of a specific line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
754 cindent() indent according to C indenting
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
755 lispindent() indent according to Lisp indenting
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
756 nextnonblank() find next non-blank line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
757 prevnonblank() find previous non-blank line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
758 search() find a match for a pattern
667
9090f866cd57 updated for version 7.0197
vimboss
parents: 647
diff changeset
759 searchpos() find a match for a pattern
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
760 searchcount() get number of matches before/after the cursor
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
761 searchpair() find the other end of a start/skip/end
667
9090f866cd57 updated for version 7.0197
vimboss
parents: 647
diff changeset
762 searchpairpos() find the other end of a start/skip/end
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
763 searchdecl() search for the declaration of a name
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
764 getcharsearch() return character search information
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
765 setcharsearch() set character search information
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
766
17257
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
767 Working with text in another buffer:
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
768 getbufline() get a list of lines from the specified buffer
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
769 setbufline() replace a line in the specified buffer
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
770 appendbufline() append a list of lines in the specified buffer
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
771 deletebufline() delete lines from a specified buffer
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
772
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
773 *system-functions* *file-functions*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
774 System functions and manipulation of files:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
775 glob() expand wildcards
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
776 globpath() expand wildcards in a number of directories
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
777 glob2regpat() convert a glob pattern into a search pattern
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
778 findfile() find a file in a list of directories
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
779 finddir() find a directory in a list of directories
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
780 resolve() find out where a shortcut points to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
781 fnamemodify() modify a file name
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
782 pathshorten() shorten directory names in a path
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
783 simplify() simplify a path without changing its meaning
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
784 executable() check if an executable program exists
5814
755931e042e4 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5763
diff changeset
785 exepath() full path of an executable program
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
786 filereadable() check if a file can be read
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
787 filewritable() check if a file can be written to
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
788 getfperm() get the permissions of a file
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
789 setfperm() set the permissions of a file
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
790 getftype() get the kind of a file
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
791 isdirectory() check if a directory exists
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
792 getfsize() get the size of a file
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
793 getcwd() get the current working directory
16427
8c3a1bd270bb patch 8.1.1218: cannot set a directory for a tab page
Bram Moolenaar <Bram@vim.org>
parents: 16267
diff changeset
794 haslocaldir() check if current window used |:lcd| or |:tcd|
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
795 tempname() get the name of a temporary file
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
796 mkdir() create a new directory
16576
bcc343175103 patch 8.1.1291: not easy to change directory and restore
Bram Moolenaar <Bram@vim.org>
parents: 16517
diff changeset
797 chdir() change current working directory
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
798 delete() delete a file
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
799 rename() rename a file
5814
755931e042e4 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5763
diff changeset
800 system() get the result of a shell command as a string
755931e042e4 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5763
diff changeset
801 systemlist() get the result of a shell command as a list
16604
1e0a5f09fdf1 patch 8.1.1305: there is no easy way to manipulate environment variables
Bram Moolenaar <Bram@vim.org>
parents: 16576
diff changeset
802 environ() get all environment variables
1e0a5f09fdf1 patch 8.1.1305: there is no easy way to manipulate environment variables
Bram Moolenaar <Bram@vim.org>
parents: 16576
diff changeset
803 getenv() get one environment variable
1e0a5f09fdf1 patch 8.1.1305: there is no easy way to manipulate environment variables
Bram Moolenaar <Bram@vim.org>
parents: 16576
diff changeset
804 setenv() set an environment variable
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
805 hostname() name of the system
158
78423945b251 updated for version 7.0048
vimboss
parents: 129
diff changeset
806 readfile() read a file into a List of lines
16267
b471858040bc Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16235
diff changeset
807 readdir() get a List of file names in a directory
20643
c2beb6baa42c patch 8.2.0875: getting attributes for directory entries is slow
Bram Moolenaar <Bram@vim.org>
parents: 20615
diff changeset
808 readdirex() get a List of file information in a directory
15729
fe57e4f0eac1 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 15512
diff changeset
809 writefile() write a List of lines or Blob into a file
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
810
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
811 Date and Time: *date-functions* *time-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
812 getftime() get last modification time of a file
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
813 localtime() get current time in seconds
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
814 strftime() convert time to a string
18669
9007e9896303 patch 8.1.2326: cannot parse a date/time string
Bram Moolenaar <Bram@vim.org>
parents: 18639
diff changeset
815 strptime() convert a date/time string to time
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
816 reltime() get the current or elapsed time accurately
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
817 reltimestr() convert reltime() result to a string
8876
47f17f66da3d commit https://github.com/vim/vim/commit/03413f44167c4b5cd0012def9bb331e2518c83cf
Christian Brabandt <cb@256bit.org>
parents: 8795
diff changeset
818 reltimefloat() convert reltime() result to a Float
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
819
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
820 *buffer-functions* *window-functions* *arg-functions*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
821 Buffers, windows and the argument list:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
822 argc() number of entries in the argument list
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
823 argidx() current position in the argument list
5942
66eead134d68 updated for version 7.4.312
Bram Moolenaar <bram@vim.org>
parents: 5814
diff changeset
824 arglistid() get id of the argument list
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
825 argv() get one entry from the argument list
17257
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
826 bufadd() add a file to the list of buffers
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
827 bufexists() check if a buffer exists
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
828 buflisted() check if a buffer exists and is listed
17257
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
829 bufload() ensure a buffer is loaded
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
830 bufloaded() check if a buffer exists and is loaded
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
831 bufname() get the name of a specific buffer
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
832 bufnr() get the buffer number of a specific buffer
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
833 tabpagebuflist() return List of buffers in a tab page
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
834 tabpagenr() get the number of a tab page
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
835 tabpagewinnr() like winnr() for a specified tab page
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
836 winnr() get the window number for the current window
9227
ecb621205ed1 commit https://github.com/vim/vim/commit/82af8710bf8d1caeeceafb1370a052cb7d92f076
Christian Brabandt <cb@256bit.org>
parents: 8876
diff changeset
837 bufwinid() get the window ID of a specific buffer
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
838 bufwinnr() get the window number of a specific buffer
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
839 winbufnr() get the buffer number of a specific window
16638
4790302965fc patch 8.1.1321: no docs or tests for listener functions
Bram Moolenaar <Bram@vim.org>
parents: 16610
diff changeset
840 listener_add() add a callback to listen to changes
16808
c002c4899529 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16638
diff changeset
841 listener_flush() invoke listener callbacks
16638
4790302965fc patch 8.1.1321: no docs or tests for listener functions
Bram Moolenaar <Bram@vim.org>
parents: 16610
diff changeset
842 listener_remove() remove a listener callback
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
843 win_findbuf() find windows containing a buffer
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
844 win_getid() get window ID of a window
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
845 win_gettype() get type of window
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
846 win_gotoid() go to window with ID
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
847 win_id2tabwin() get tab and window nr from window ID
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
848 win_id2win() get window nr from window ID
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
849 win_splitmove() move window to a split of another window
9858
3e96d9ed2ca1 commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f
Christian Brabandt <cb@256bit.org>
parents: 9644
diff changeset
850 getbufinfo() get a list with buffer information
3e96d9ed2ca1 commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f
Christian Brabandt <cb@256bit.org>
parents: 9644
diff changeset
851 gettabinfo() get a list with tab page information
3e96d9ed2ca1 commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f
Christian Brabandt <cb@256bit.org>
parents: 9644
diff changeset
852 getwininfo() get a list with window information
13280
fbda23eb0996 patch 8.0.1514: getting the list of changes is not easy
Christian Brabandt <cb@256bit.org>
parents: 13246
diff changeset
853 getchangelist() get a list of change list entries
13246
dd3b2ecf91f6 patch 8.0.1497: getting the jump list requires parsing the output of :jumps
Christian Brabandt <cb@256bit.org>
parents: 13051
diff changeset
854 getjumplist() get a list of jump list entries
14637
0ecb909e3249 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 14519
diff changeset
855 swapinfo() information about a swap file
15068
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
856 swapname() get the swap file path of a buffer
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
857
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
858 Command line: *command-line-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
859 getcmdline() get the current command line
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
860 getcmdpos() get position of the cursor in the command line
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
861 setcmdpos() set position of the cursor in the command line
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
862 getcmdtype() return the current command-line type
6153
1e8ebf870720 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5979
diff changeset
863 getcmdwintype() return the current command-line window type
9644
9f7bcc2c3b97 commit https://github.com/vim/vim/commit/6f1d9a096bf22d50c727dca73abbfb8e3ff55176
Christian Brabandt <cb@256bit.org>
parents: 9464
diff changeset
864 getcompletion() list of command-line completion matches
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
865
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
866 Quickfix and location lists: *quickfix-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
867 getqflist() list of quickfix errors
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
868 setqflist() modify a quickfix list
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
869 getloclist() list of location list items
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
870 setloclist() modify a location list
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
871
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
872 Insert mode completion: *completion-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
873 complete() set found matches
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
874 complete_add() add to found matches
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
875 complete_check() check if completion should be aborted
16127
0375e54f0adc patch 8.1.1068: cannot get all the information about current completion
Bram Moolenaar <Bram@vim.org>
parents: 15729
diff changeset
876 complete_info() get current completion information
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
877 pumvisible() check if the popup menu is displayed
18186
03b854983b14 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 17372
diff changeset
878 pum_getpos() position and size of popup menu if visible
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
879
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
880 Folding: *folding-functions*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
881 foldclosed() check for a closed fold at a specific line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
882 foldclosedend() like foldclosed() but return the last line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
883 foldlevel() check for the fold level at a specific line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
884 foldtext() generate the line displayed for a closed fold
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
885 foldtextresult() get the text displayed for a closed fold
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
886
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
887 Syntax and highlighting: *syntax-functions* *highlighting-functions*
1326
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
888 clearmatches() clear all matches defined by |matchadd()| and
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
889 the |:match| commands
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
890 getmatches() get all matches defined by |matchadd()| and
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
891 the |:match| commands
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
892 hlexists() check if a highlight group exists
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
893 hlID() get ID of a highlight group
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
894 synID() get syntax ID at a specific position
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
895 synIDattr() get a specific attribute of a syntax ID
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
896 synIDtrans() get translated syntax ID
2642
840c3cadb842 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2577
diff changeset
897 synstack() get list of syntax IDs at a specific position
2662
916c90b37ea9 Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 2642
diff changeset
898 synconcealed() get info about concealing
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
899 diff_hlID() get highlight ID for diff mode at a position
1326
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
900 matchadd() define a pattern to highlight (a "match")
5979
f9fa2e506b9f updated for version 7.4.330
Bram Moolenaar <bram@vim.org>
parents: 5968
diff changeset
901 matchaddpos() define a list of positions to highlight
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
902 matcharg() get info about |:match| arguments
1326
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
903 matchdelete() delete a match defined by |matchadd()| or a
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
904 |:match| command
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
905 setmatches() restore a list of matches saved by
22886f3d882d updated for version 7.1-040
vimboss
parents: 1252
diff changeset
906 |getmatches()|
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
907
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
908 Spelling: *spell-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
909 spellbadword() locate badly spelled word at or after cursor
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
910 spellsuggest() return suggested spelling corrections
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
911 soundfold() return the sound-a-like equivalent of a word
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
912
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
913 History: *history-functions*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
914 histadd() add an item to a history
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
915 histdel() delete an item from a history
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
916 histget() get an item from a history
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
917 histnr() get highest index of a history list
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
918
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
919 Interactive: *interactive-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
920 browse() put up a file requester
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
921 browsedir() put up a directory requester
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
922 confirm() let the user make a choice
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
923 getchar() get a character from the user
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
924 getcharmod() get modifiers for the last typed character
18639
cb3163d590a1 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 18186
diff changeset
925 getmousepos() get last known mouse position
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
926 echoraw() output characters as-is
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
927 feedkeys() put characters in the typeahead queue
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
928 input() get a line from the user
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
929 inputlist() let the user pick an entry from a list
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
930 inputsecret() get a line from the user without showing it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
931 inputdialog() get a line from the user in a dialog
230
9281a51ca7a2 updated for version 7.0064
vimboss
parents: 211
diff changeset
932 inputsave() save and clear typeahead
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
933 inputrestore() restore typeahead
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
934
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
935 GUI: *gui-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
936 getfontname() get name of current font being used
13437
02b3f719eacb Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13341
diff changeset
937 getwinpos() position of the Vim window
02b3f719eacb Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13341
diff changeset
938 getwinposx() X position of the Vim window
02b3f719eacb Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13341
diff changeset
939 getwinposy() Y position of the Vim window
11062
1218c5353e2b Runtime file updates.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
940 balloon_show() set the balloon content
12909
1578c0ba0dd1 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 12756
diff changeset
941 balloon_split() split a message for a balloon
16604
1e0a5f09fdf1 patch 8.1.1305: there is no easy way to manipulate environment variables
Bram Moolenaar <Bram@vim.org>
parents: 16576
diff changeset
942 balloon_gettext() get the text in the balloon
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
943
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
944 Vim server: *server-functions*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
945 serverlist() return the list of server names
12756
3b26420fc639 Long overdue runtime update.
Christian Brabandt <cb@256bit.org>
parents: 12254
diff changeset
946 remote_startserver() run a server
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
947 remote_send() send command characters to a Vim server
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
948 remote_expr() evaluate an expression in a Vim server
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
949 server2client() send a reply to a client of a Vim server
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
950 remote_peek() check if there is a reply from a Vim server
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
951 remote_read() read a reply from a Vim server
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
952 foreground() move the Vim window to the foreground
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
953 remote_foreground() move the Vim server window to the foreground
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
954
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
955 Window size and position: *window-size-functions*
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
956 winheight() get height of a specific window
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
957 winwidth() get width of a specific window
13051
a6d3e2081544 Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 12909
diff changeset
958 win_screenpos() get screen position of a window
15068
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
959 winlayout() get layout of windows in a tab page
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
960 winrestcmd() return command to restore window sizes
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
961 winsaveview() get view of current window
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
962 winrestview() restore saved view of current window
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
963
19657
da791e5c0139 patch 8.2.0385: menu functionality insufficiently tested
Bram Moolenaar <Bram@vim.org>
parents: 19384
diff changeset
964 Mappings and Menus: *mapping-functions*
4159
8b86b69546a9 Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3893
diff changeset
965 hasmapto() check if a mapping exists
8b86b69546a9 Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3893
diff changeset
966 mapcheck() check if a matching mapping exists
8b86b69546a9 Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3893
diff changeset
967 maparg() get rhs of a mapping
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
968 mapset() restore a mapping
19657
da791e5c0139 patch 8.2.0385: menu functionality insufficiently tested
Bram Moolenaar <Bram@vim.org>
parents: 19384
diff changeset
969 menu_info() get information about a menu item
4159
8b86b69546a9 Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3893
diff changeset
970 wildmenumode() check if the wildmode is active
8b86b69546a9 Update runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3893
diff changeset
971
7279
b5e9810b389d commit https://github.com/vim/vim/commit/683fa185a4b4ed7595e5942901548b8239ed5cdb
Christian Brabandt <cb@256bit.org>
parents: 6153
diff changeset
972 Testing: *test-functions*
8673
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 8061
diff changeset
973 assert_equal() assert that two expressions values are equal
15068
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
974 assert_equalfile() assert that two file contents are equal
8876
47f17f66da3d commit https://github.com/vim/vim/commit/03413f44167c4b5cd0012def9bb331e2518c83cf
Christian Brabandt <cb@256bit.org>
parents: 8795
diff changeset
975 assert_notequal() assert that two expressions values are not equal
9644
9f7bcc2c3b97 commit https://github.com/vim/vim/commit/6f1d9a096bf22d50c727dca73abbfb8e3ff55176
Christian Brabandt <cb@256bit.org>
parents: 9464
diff changeset
976 assert_inrange() assert that an expression is inside a range
8795
aba2d0a01290 commit https://github.com/vim/vim/commit/7db8f6f4f85e5d0526d23107b2a5e2334dc23354
Christian Brabandt <cb@256bit.org>
parents: 8793
diff changeset
977 assert_match() assert that a pattern matches the value
8876
47f17f66da3d commit https://github.com/vim/vim/commit/03413f44167c4b5cd0012def9bb331e2518c83cf
Christian Brabandt <cb@256bit.org>
parents: 8795
diff changeset
978 assert_notmatch() assert that a pattern does not match the value
7279
b5e9810b389d commit https://github.com/vim/vim/commit/683fa185a4b4ed7595e5942901548b8239ed5cdb
Christian Brabandt <cb@256bit.org>
parents: 6153
diff changeset
979 assert_false() assert that an expression is false
b5e9810b389d commit https://github.com/vim/vim/commit/683fa185a4b4ed7595e5942901548b8239ed5cdb
Christian Brabandt <cb@256bit.org>
parents: 6153
diff changeset
980 assert_true() assert that an expression is true
8673
ed7251c3e2d3 commit https://github.com/vim/vim/commit/e18c0b39815c5a746887a509c2cd9f11fadaba07
Christian Brabandt <cb@256bit.org>
parents: 8061
diff changeset
981 assert_exception() assert that a command throws an exception
13341
acd7eaa13d2b Updated runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13280
diff changeset
982 assert_beeps() assert that a command beeps
acd7eaa13d2b Updated runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13280
diff changeset
983 assert_fails() assert that a command fails
11229
146a1e213b60 Update runtime files. Add Rust support.
Christian Brabandt <cb@256bit.org>
parents: 11160
diff changeset
984 assert_report() report a test failure
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
985 test_alloc_fail() make memory allocation fail
9644
9f7bcc2c3b97 commit https://github.com/vim/vim/commit/6f1d9a096bf22d50c727dca73abbfb8e3ff55176
Christian Brabandt <cb@256bit.org>
parents: 9464
diff changeset
986 test_autochdir() enable 'autochdir' during startup
11160
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
987 test_override() test with Vim internal overrides
d0a20101ecb2 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11062
diff changeset
988 test_garbagecollect_now() free memory right now
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
989 test_garbagecollect_soon() set a flag to free memory soon
16808
c002c4899529 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 16638
diff changeset
990 test_getvalue() get value of an internal variable
11062
1218c5353e2b Runtime file updates.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
991 test_ignore_error() ignore a specific error message
15729
fe57e4f0eac1 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 15512
diff changeset
992 test_null_blob() return a null Blob
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
993 test_null_channel() return a null Channel
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
994 test_null_dict() return a null Dict
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
995 test_null_function() return a null Funcref
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
996 test_null_job() return a null Job
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
997 test_null_list() return a null List
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
998 test_null_partial() return a null Partial function
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
999 test_null_string() return a null String
11062
1218c5353e2b Runtime file updates.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
1000 test_settime() set the time Vim uses internally
16517
9484fc00ac6b patch 8.1.1262: cannot simulate a mouse click in a test
Bram Moolenaar <Bram@vim.org>
parents: 16427
diff changeset
1001 test_setmouse() set the mouse position
15068
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1002 test_feedinput() add key sequence to input buffer
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1003 test_option_not_set() reset flag indicating option was set
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1004 test_scrollbar() simulate scrollbar movement in the GUI
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1005 test_refcount() return an expression's reference count
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1006 test_srand_seed() set the seed value for srand()
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1007 test_unknown() return a value with unknown type
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1008 test_void() return a value with void type
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1009
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1010 Inter-process communication: *channel-functions*
10449
222b1432814e commit https://github.com/vim/vim/commit/5162822914372fc916a93f85848c0c82209e7cec
Christian Brabandt <cb@256bit.org>
parents: 10198
diff changeset
1011 ch_canread() check if there is something to read
7924
00d64eb49ce1 commit https://github.com/vim/vim/commit/681baaf4a4c81418693dcafb81421a8614832e91
Christian Brabandt <cb@256bit.org>
parents: 7790
diff changeset
1012 ch_open() open a channel
00d64eb49ce1 commit https://github.com/vim/vim/commit/681baaf4a4c81418693dcafb81421a8614832e91
Christian Brabandt <cb@256bit.org>
parents: 7790
diff changeset
1013 ch_close() close a channel
10140
b11ceef7116e commit https://github.com/vim/vim/commit/64d8e25bf6efe5f18b032563521c3ce278c316ab
Christian Brabandt <cb@256bit.org>
parents: 9858
diff changeset
1014 ch_close_in() close the in part of a channel
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1015 ch_read() read a message from a channel
15512
f0f06837a699 Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 15418
diff changeset
1016 ch_readblob() read a Blob from a channel
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1017 ch_readraw() read a raw message from a channel
7924
00d64eb49ce1 commit https://github.com/vim/vim/commit/681baaf4a4c81418693dcafb81421a8614832e91
Christian Brabandt <cb@256bit.org>
parents: 7790
diff changeset
1018 ch_sendexpr() send a JSON message over a channel
00d64eb49ce1 commit https://github.com/vim/vim/commit/681baaf4a4c81418693dcafb81421a8614832e91
Christian Brabandt <cb@256bit.org>
parents: 7790
diff changeset
1019 ch_sendraw() send a raw message over a channel
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1020 ch_evalexpr() evaluate an expression over channel
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1021 ch_evalraw() evaluate a raw string over channel
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1022 ch_status() get status of a channel
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1023 ch_getbufnr() get the buffer number of a channel
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1024 ch_getjob() get the job associated with a channel
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1025 ch_info() get channel information
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1026 ch_log() write a message in the channel log file
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1027 ch_logfile() set the channel log file
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1028 ch_setoptions() set the options for a channel
9319
1472ed67c36f commit https://github.com/vim/vim/commit/a02a551e18209423584fcb923e93c6be18f3aa45
Christian Brabandt <cb@256bit.org>
parents: 9286
diff changeset
1029 json_encode() encode an expression to a JSON string
1472ed67c36f commit https://github.com/vim/vim/commit/a02a551e18209423584fcb923e93c6be18f3aa45
Christian Brabandt <cb@256bit.org>
parents: 9286
diff changeset
1030 json_decode() decode a JSON string to Vim types
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1031 js_encode() encode an expression to a JSON string
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1032 js_decode() decode a JSON string to Vim types
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1033
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1034 Jobs: *job-functions*
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1035 job_start() start a job
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1036 job_stop() stop a job
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1037 job_status() get the status of a job
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1038 job_getchannel() get the channel used by a job
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1039 job_info() get information about a job
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1040 job_setoptions() set options for a job
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1041
15209
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1042 Signs: *sign-functions*
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1043 sign_define() define or update a sign
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1044 sign_getdefined() get a list of defined signs
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1045 sign_getplaced() get a list of placed signs
15418
51b3c36b0523 patch 8.1.0717: there is no function for the ":sign jump" command
Bram Moolenaar <Bram@vim.org>
parents: 15209
diff changeset
1046 sign_jump() jump to a sign
15209
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1047 sign_place() place a sign
17366
9843fbfa0ee5 patch 8.1.1682: placing a larger number of signs is slow
Bram Moolenaar <Bram@vim.org>
parents: 17292
diff changeset
1048 sign_placelist() place a list of signs
15209
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1049 sign_undefine() undefine a sign
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1050 sign_unplace() unplace a sign
17366
9843fbfa0ee5 patch 8.1.1682: placing a larger number of signs is slow
Bram Moolenaar <Bram@vim.org>
parents: 17292
diff changeset
1051 sign_unplacelist() unplace a list of signs
15209
3a99b2e6d136 patch 8.1.0614: placing signs can be complicated
Bram Moolenaar <Bram@vim.org>
parents: 15194
diff changeset
1052
12254
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1053 Terminal window: *terminal-functions*
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1054 term_start() open a terminal window and run a job
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1055 term_list() get the list of terminal buffers
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1056 term_sendkeys() send keystrokes to a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1057 term_wait() wait for screen to be updated
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1058 term_getjob() get the job associated with a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1059 term_scrape() get row of a terminal screen
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1060 term_getline() get a line of text from a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1061 term_getattr() get the value of attribute {what}
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1062 term_getcursor() get the cursor position of a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1063 term_getscrolled() get the scroll count of a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1064 term_getaltscreen() get the alternate screen flag
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1065 term_getsize() get the size of a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1066 term_getstatus() get the status of a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1067 term_gettitle() get the title of a terminal
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1068 term_gettty() get the tty name of a terminal
13735
a62eeee5f116 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13437
diff changeset
1069 term_setansicolors() set 16 ANSI colors, used for GUI
a62eeee5f116 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 13437
diff changeset
1070 term_getansicolors() get 16 ANSI colors, used for GUI
15068
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1071 term_dumpdiff() display difference between two screen dumps
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1072 term_dumpload() load a terminal screen dump in a window
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1073 term_dumpwrite() dump contents of a terminal screen to a file
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1074 term_setkill() set signal to stop job in a terminal
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1075 term_setrestore() set command to restore a terminal
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1076 term_setsize() set the size of a terminal
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1077 term_setapi() set terminal JSON API function name prefix
12254
8d76a56861ec Update runtime files
Christian Brabandt <cb@256bit.org>
parents: 11763
diff changeset
1078
17257
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1079 Popup window: *popup-window-functions*
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1080 popup_create() create popup centered in the screen
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1081 popup_atcursor() create popup just above the cursor position,
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1082 closes when the cursor moves away
17292
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon
Bram Moolenaar <Bram@vim.org>
parents: 17257
diff changeset
1083 popup_beval() at the position indicated by v:beval_
8a095d343c59 patch 8.1.1645: cannot use a popup window for a balloon
Bram Moolenaar <Bram@vim.org>
parents: 17257
diff changeset
1084 variables, closes when the mouse moves away
17257
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1085 popup_notification() show a notification for three seconds
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1086 popup_dialog() create popup centered with padding and border
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1087 popup_menu() prompt for selecting an item from a list
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1088 popup_hide() hide a popup temporarily
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1089 popup_show() show a previously hidden popup
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1090 popup_move() change the position and size of a popup
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1091 popup_setoptions() override options of a popup
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1092 popup_settext() replace the popup buffer contents
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1093 popup_close() close one popup
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1094 popup_clear() close all popups
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1095 popup_filter_menu() select from a list of items
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1096 popup_filter_yesno() block until 'y' or 'n' is pressed
17257
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1097 popup_getoptions() get current options for a popup
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1098 popup_getpos() get actual position and size of a popup
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1099 popup_findinfo() get window ID for popup info window
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1100 popup_findpreview() get window ID for popup preview window
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1101 popup_list() get list of all popup window IDs
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1102 popup_locate() get popup window ID from its screen position
17257
cb0ca75f0c26 patch 8.1.1628: popup window functions not in list of functions
Bram Moolenaar <Bram@vim.org>
parents: 17020
diff changeset
1103
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1104 Timers: *timer-functions*
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1105 timer_start() create a timer
9858
3e96d9ed2ca1 commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f
Christian Brabandt <cb@256bit.org>
parents: 9644
diff changeset
1106 timer_pause() pause or unpause a timer
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1107 timer_stop() stop a timer
9858
3e96d9ed2ca1 commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f
Christian Brabandt <cb@256bit.org>
parents: 9644
diff changeset
1108 timer_stopall() stop all timers
3e96d9ed2ca1 commit https://github.com/vim/vim/commit/b5ae48e9ffd3b8eb6ca4057de11f1bddcde8ce6f
Christian Brabandt <cb@256bit.org>
parents: 9644
diff changeset
1109 timer_info() get information about timers
7790
ca19726d5e83 commit https://github.com/vim/vim/commit/298b440930ecece38d6ea0505a3e582dc817e79b
Christian Brabandt <cb@256bit.org>
parents: 7651
diff changeset
1110
15068
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1111 Tags: *tag-functions*
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1112 taglist() get list of matching tags
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1113 tagfiles() get a list of tags files
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1114 gettagstack() get the tag stack of a window
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1115 settagstack() modify the tag stack of a window
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1116
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1117 Prompt Buffer: *promptbuffer-functions*
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1118 prompt_setcallback() set prompt callback for a buffer
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1119 prompt_setinterrupt() set interrupt callback for a buffer
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1120 prompt_setprompt() set the prompt text for a buffer
d9d97b8afe0d Update runtime files
Bram Moolenaar <Bram@vim.org>
parents: 15016
diff changeset
1121
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1122 Text Properties: *text-property-functions*
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1123 prop_add() attach a property at a position
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1124 prop_clear() remove all properties from a line or lines
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1125 prop_find() search for a property
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1126 prop_list() return a list of all properties in a line
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1127 prop_remove() remove a property from a line
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1128 prop_type_add() add/define a property type
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1129 prop_type_change() change properties of a type
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1130 prop_type_delete() remove a text property type
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1131 prop_type_get() return the properties of a type
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1132 prop_type_list() return a list of all property types
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1133
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1134 Sound: *sound-functions*
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1135 sound_clear() stop playing all sounds
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1136 sound_playevent() play an event's sound
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1137 sound_playfile() play a sound file
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1138 sound_stop() stop playing a sound
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1139
2301
6f63294a1781 Avoid use of the GTK mail_loop() so that the GtkFileChooser can be used.
Bram Moolenaar <bram@vim.org>
parents: 2207
diff changeset
1140 Various: *various-functions*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1141 mode() get current editing mode
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1142 state() get current busy state
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1143 visualmode() last visual mode used
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1144 exists() check if a variable, function, etc. exists
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1145 has() check if a feature is supported in Vim
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
1146 changenr() return number of most recent change
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1147 cscope_connection() check if a cscope connection exists
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1148 did_filetype() check if a FileType autocommand was used
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1149 eventhandler() check if invoked by an event handler
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1150 getpid() get process ID of Vim
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1151 getimstatus() check if IME status is active
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1152 interrupt() interrupt script execution
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1153 windowsversion() get MS-Windows version
20836
2616c5a337e0 patch 8.2.0970: terminal properties are not available in Vim script
Bram Moolenaar <Bram@vim.org>
parents: 20766
diff changeset
1154 terminalprops() properties of the terminal
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
1155
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1156 libcall() call a function in an external library
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1157 libcallnr() idem, returning a number
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
1158
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
1159 undofile() get the name of the undo file
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
1160 undotree() return the state of the undo tree
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
1161
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1162 getreg() get contents of a register
20743
a672feb8fc4f patch 8.2.0924: cannot save and restore a register properly
Bram Moolenaar <Bram@vim.org>
parents: 20687
diff changeset
1163 getreginfo() get information about a register
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1164 getregtype() get type of a register
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1165 setreg() set contents and type of a register
14004
e124262d435e patch 8.1.0020: cannot tell whether a register is executing or recording
Christian Brabandt <cb@256bit.org>
parents: 13963
diff changeset
1166 reg_executing() return the name of the register being executed
e124262d435e patch 8.1.0020: cannot tell whether a register is executing or recording
Christian Brabandt <cb@256bit.org>
parents: 13963
diff changeset
1167 reg_recording() return the name of the register being recorded
824
8dd456c1e283 updated for version 7.0c13
vimboss
parents: 810
diff changeset
1168
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
1169 shiftwidth() effective value of 'shiftwidth'
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
1170
9464
be72f4201a1d commit https://github.com/vim/vim/commit/063b9d15abea041a5bfff3ffc4e219e26fd1d4fa
Christian Brabandt <cb@256bit.org>
parents: 9319
diff changeset
1171 wordcount() get byte/word/char count of buffer
be72f4201a1d commit https://github.com/vim/vim/commit/063b9d15abea041a5bfff3ffc4e219e26fd1d4fa
Christian Brabandt <cb@256bit.org>
parents: 9319
diff changeset
1172
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1173 luaeval() evaluate |Lua| expression
2050
afcf9db31561 updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents: 1702
diff changeset
1174 mzeval() evaluate |MzScheme| expression
7651
c7575b07de98 commit https://github.com/vim/vim/commit/e9b892ebcd8596bf813793a1eed5a460a9495a28
Christian Brabandt <cb@256bit.org>
parents: 7480
diff changeset
1175 perleval() evaluate Perl expression (|+perl|)
5618
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
1176 py3eval() evaluate Python expression (|+python3|)
350272cbf1fd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 5294
diff changeset
1177 pyeval() evaluate Python expression (|+python|)
10734
523cd59d6db0 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 10449
diff changeset
1178 pyxeval() evaluate |python_x| expression
20687
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1179 rubyeval() evaluate |Ruby| expression
770a8e9c4781 patch 8.2.0897: list of functions in patched version is outdated
Bram Moolenaar <Bram@vim.org>
parents: 20643
diff changeset
1180
15194
8b334e4cb97f Update runtime files.
Bram Moolenaar <Bram@vim.org>
parents: 15068
diff changeset
1181 debugbreak() interrupt a program being debugged
2050
afcf9db31561 updated for version 7.2.336
Bram Moolenaar <bram@zimbu.org>
parents: 1702
diff changeset
1182
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1183 ==============================================================================
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1184 *41.7* Defining a function
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1185
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1186 Vim enables you to define your own functions. The basic function declaration
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1187 begins as follows: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1188
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1189 :function {name}({var1}, {var2}, ...)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1190 : {body}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1191 :endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1192 <
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1193 Note:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1194 Function names must begin with a capital letter.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1195
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1196 Let's define a short function to return the smaller of two numbers. It starts
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1197 with this line: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1198
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1199 :function Min(num1, num2)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1200
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1201 This tells Vim that the function is named "Min" and it takes two arguments:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1202 "num1" and "num2".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1203 The first thing you need to do is to check to see which number is smaller:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1204 >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1205 : if a:num1 < a:num2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1206
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1207 The special prefix "a:" tells Vim that the variable is a function argument.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1208 Let's assign the variable "smaller" the value of the smallest number: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1209
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1210 : if a:num1 < a:num2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1211 : let smaller = a:num1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1212 : else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1213 : let smaller = a:num2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1214 : endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1215
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1216 The variable "smaller" is a local variable. Variables used inside a function
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1217 are local unless prefixed by something like "g:", "a:", or "s:".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1218
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1219 Note:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1220 To access a global variable from inside a function you must prepend
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1221 "g:" to it. Thus "g:today" inside a function is used for the global
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1222 variable "today", and "today" is another variable, local to the
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1223 function.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1224
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1225 You now use the ":return" statement to return the smallest number to the user.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1226 Finally, you end the function: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1227
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1228 : return smaller
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1229 :endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1230
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1231 The complete function definition is as follows: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1232
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1233 :function Min(num1, num2)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1234 : if a:num1 < a:num2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1235 : let smaller = a:num1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1236 : else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1237 : let smaller = a:num2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1238 : endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1239 : return smaller
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1240 :endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1241
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1242 For people who like short functions, this does the same thing: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1243
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1244 :function Min(num1, num2)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1245 : if a:num1 < a:num2
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1246 : return a:num1
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1247 : endif
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1248 : return a:num2
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1249 :endfunction
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1250
681
9364d114ed8d updated for version 7.0204
vimboss
parents: 667
diff changeset
1251 A user defined function is called in exactly the same way as a built-in
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1252 function. Only the name is different. The Min function can be used like
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1253 this: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1254
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1255 :echo Min(5, 8)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1256
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1257 Only now will the function be executed and the lines be interpreted by Vim.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1258 If there are mistakes, like using an undefined variable or function, you will
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1259 now get an error message. When defining the function these errors are not
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1260 detected.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1261
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1262 When a function reaches ":endfunction" or ":return" is used without an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1263 argument, the function returns zero.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1264
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1265 To redefine a function that already exists, use the ! for the ":function"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1266 command: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1267
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1268 :function! Min(num1, num2, num3)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1269
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1270
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1271 USING A RANGE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1272
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1273 The ":call" command can be given a line range. This can have one of two
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1274 meanings. When a function has been defined with the "range" keyword, it will
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1275 take care of the line range itself.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1276 The function will be passed the variables "a:firstline" and "a:lastline".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1277 These will have the line numbers from the range the function was called with.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1278 Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1279
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1280 :function Count_words() range
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1281 : let lnum = a:firstline
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1282 : let n = 0
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1283 : while lnum <= a:lastline
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1284 : let n = n + len(split(getline(lnum)))
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1285 : let lnum = lnum + 1
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1286 : endwhile
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1287 : echo "found " . n . " words"
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1288 :endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1289
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1290 You can call this function with: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1291
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1292 :10,30call Count_words()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1293
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1294 It will be executed once and echo the number of words.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1295 The other way to use a line range is by defining a function without the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1296 "range" keyword. The function will be called once for every line in the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1297 range, with the cursor in that line. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1298
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1299 :function Number()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1300 : echo "line " . line(".") . " contains: " . getline(".")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1301 :endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1302
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1303 If you call this function with: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1304
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1305 :10,15call Number()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1306
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1307 The function will be called six times.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1308
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1309
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1310 VARIABLE NUMBER OF ARGUMENTS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1311
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1312 Vim enables you to define functions that have a variable number of arguments.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1313 The following command, for instance, defines a function that must have 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1314 argument (start) and can have up to 20 additional arguments: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1315
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1316 :function Show(start, ...)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1317
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1318 The variable "a:1" contains the first optional argument, "a:2" the second, and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1319 so on. The variable "a:0" contains the number of extra arguments.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1320 For example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1321
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1322 :function Show(start, ...)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1323 : echohl Title
2709
b01a37ab556b Runtime file updates.
Bram Moolenaar <bram@vim.org>
parents: 2698
diff changeset
1324 : echo "start is " . a:start
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1325 : echohl None
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1326 : let index = 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1327 : while index <= a:0
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1328 : echo " Arg " . index . " is " . a:{index}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1329 : let index = index + 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1330 : endwhile
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1331 : echo ""
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1332 :endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1333
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1334 This uses the ":echohl" command to specify the highlighting used for the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1335 following ":echo" command. ":echohl None" stops it again. The ":echon"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1336 command works like ":echo", but doesn't output a line break.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1337
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1338 You can also use the a:000 variable, it is a List of all the "..." arguments.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1339 See |a:000|.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1340
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1341
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1342 LISTING FUNCTIONS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1343
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1344 The ":function" command lists the names and arguments of all user-defined
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1345 functions: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1346
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1347 :function
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1348 < function Show(start, ...) ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1349 function GetVimIndent() ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1350 function SetSyn(name) ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1351
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1352 To see what a function does, use its name as an argument for ":function": >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1353
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1354 :function SetSyn
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1355 < 1 if &syntax == '' ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1356 2 let &syntax = a:name ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1357 3 endif ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1358 endfunction ~
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1359
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1360
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1361 DEBUGGING
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1362
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1363 The line number is useful for when you get an error message or when debugging.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1364 See |debug-scripts| about debugging mode.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1365 You can also set the 'verbose' option to 12 or higher to see all function
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1366 calls. Set it to 15 or higher to see every executed line.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1367
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1368
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1369 DELETING A FUNCTION
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1370
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1371 To delete the Show() function: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1372
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1373 :delfunction Show
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1374
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1375 You get an error when the function doesn't exist.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1376
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1377
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1378 FUNCTION REFERENCES
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1379
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1380 Sometimes it can be useful to have a variable point to one function or
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1381 another. You can do it with the function() function. It turns the name of a
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1382 function into a reference: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1383
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1384 :let result = 0 " or 1
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1385 :function! Right()
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1386 : return 'Right!'
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1387 :endfunc
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1388 :function! Wrong()
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1389 : return 'Wrong!'
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1390 :endfunc
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1391 :
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1392 :if result == 1
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1393 : let Afunc = function('Right')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1394 :else
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1395 : let Afunc = function('Wrong')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1396 :endif
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1397 :echo call(Afunc, [])
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1398 < Wrong! ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1399
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1400 Note that the name of a variable that holds a function reference must start
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1401 with a capital. Otherwise it could be confused with the name of a builtin
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1402 function.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1403 The way to invoke a function that a variable refers to is with the call()
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1404 function. Its first argument is the function reference, the second argument
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1405 is a List with arguments.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1406
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1407 Function references are most useful in combination with a Dictionary, as is
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1408 explained in the next section.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1409
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1410 ==============================================================================
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1411 *41.8* Lists and Dictionaries
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1412
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1413 So far we have used the basic types String and Number. Vim also supports two
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1414 composite types: List and Dictionary.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1415
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1416 A List is an ordered sequence of things. The things can be any kind of value,
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1417 thus you can make a List of numbers, a List of Lists and even a List of mixed
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1418 items. To create a List with three strings: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1419
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1420 :let alist = ['aap', 'mies', 'noot']
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1421
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1422 The List items are enclosed in square brackets and separated by commas. To
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1423 create an empty List: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1424
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1425 :let alist = []
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1426
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1427 You can add items to a List with the add() function: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1428
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1429 :let alist = []
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1430 :call add(alist, 'foo')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1431 :call add(alist, 'bar')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1432 :echo alist
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1433 < ['foo', 'bar'] ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1434
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1435 List concatenation is done with +: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1436
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1437 :echo alist + ['foo', 'bar']
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1438 < ['foo', 'bar', 'foo', 'bar'] ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1439
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1440 Or, if you want to extend a List directly: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1441
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1442 :let alist = ['one']
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1443 :call extend(alist, ['two', 'three'])
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1444 :echo alist
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1445 < ['one', 'two', 'three'] ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1446
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1447 Notice that using add() will have a different effect: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1448
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1449 :let alist = ['one']
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1450 :call add(alist, ['two', 'three'])
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1451 :echo alist
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1452 < ['one', ['two', 'three']] ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1453
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1454 The second argument of add() is added as a single item.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1455
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1456
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1457 FOR LOOP
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1458
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1459 One of the nice things you can do with a List is iterate over it: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1460
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1461 :let alist = ['one', 'two', 'three']
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1462 :for n in alist
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1463 : echo n
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1464 :endfor
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1465 < one ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1466 two ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1467 three ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1468
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1469 This will loop over each element in List "alist", assigning the value to
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1470 variable "n". The generic form of a for loop is: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1471
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1472 :for {varname} in {listexpression}
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1473 : {commands}
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1474 :endfor
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1475
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1476 To loop a certain number of times you need a List of a specific length. The
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1477 range() function creates one for you: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1478
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1479 :for a in range(3)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1480 : echo a
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1481 :endfor
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1482 < 0 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1483 1 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1484 2 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1485
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1486 Notice that the first item of the List that range() produces is zero, thus the
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1487 last item is one less than the length of the list.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1488 You can also specify the maximum value, the stride and even go backwards: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1489
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1490 :for a in range(8, 4, -2)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1491 : echo a
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1492 :endfor
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1493 < 8 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1494 6 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1495 4 ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1496
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1497 A more useful example, looping over lines in the buffer: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1498
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1499 :for line in getline(1, 20)
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1500 : if line =~ "Date: "
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1501 : echo matchstr(line, 'Date: \zs.*')
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1502 : endif
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1503 :endfor
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1504
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1505 This looks into lines 1 to 20 (inclusive) and echoes any date found in there.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1506
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1507
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1508 DICTIONARIES
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1509
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1510 A Dictionary stores key-value pairs. You can quickly lookup a value if you
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1511 know the key. A Dictionary is created with curly braces: >
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
1512
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1513 :let uk2nl = {'one': 'een', 'two': 'twee', 'three': 'drie'}
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1514
164
8b0ee9d57d7f updated for version 7.0050
vimboss
parents: 161
diff changeset
1515 Now you can lookup words by putting the key in square brackets: >
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1516
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1517 :echo uk2nl['two']
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1518 < twee ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1519
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1520 The generic form for defining a Dictionary is: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1521
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1522 {<key> : <value>, ...}
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1523
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1524 An empty Dictionary is one without any keys: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1525
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1526 {}
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1527
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1528 The possibilities with Dictionaries are numerous. There are various functions
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1529 for them as well. For example, you can obtain a list of the keys and loop
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1530 over them: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1531
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1532 :for key in keys(uk2nl)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1533 : echo key
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1534 :endfor
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1535 < three ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1536 one ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1537 two ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1538
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
1539 You will notice the keys are not ordered. You can sort the list to get a
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1540 specific order: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1541
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1542 :for key in sort(keys(uk2nl))
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1543 : echo key
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1544 :endfor
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1545 < one ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1546 three ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1547 two ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1548
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1549 But you can never get back the order in which items are defined. For that you
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1550 need to use a List, it stores items in an ordered sequence.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1551
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1552
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1553 DICTIONARY FUNCTIONS
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1554
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1555 The items in a Dictionary can normally be obtained with an index in square
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1556 brackets: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1557
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1558 :echo uk2nl['one']
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1559 < een ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1560
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1561 A method that does the same, but without so many punctuation characters: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1562
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1563 :echo uk2nl.one
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1564 < een ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1565
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1566 This only works for a key that is made of ASCII letters, digits and the
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1567 underscore. You can also assign a new value this way: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1568
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1569 :let uk2nl.four = 'vier'
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1570 :echo uk2nl
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1571 < {'three': 'drie', 'four': 'vier', 'one': 'een', 'two': 'twee'} ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1572
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1573 And now for something special: you can directly define a function and store a
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1574 reference to it in the dictionary: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1575
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1576 :function uk2nl.translate(line) dict
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1577 : return join(map(split(a:line), 'get(self, v:val, "???")'))
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1578 :endfunction
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1579
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1580 Let's first try it out: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1581
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1582 :echo uk2nl.translate('three two five one')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1583 < drie twee ??? een ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1584
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1585 The first special thing you notice is the "dict" at the end of the ":function"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1586 line. This marks the function as being used from a Dictionary. The "self"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1587 local variable will then refer to that Dictionary.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1588 Now let's break up the complicated return command: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1589
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1590 split(a:line)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1591
2709
b01a37ab556b Runtime file updates.
Bram Moolenaar <bram@vim.org>
parents: 2698
diff changeset
1592 The split() function takes a string, chops it into whitespace separated words
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1593 and returns a list with these words. Thus in the example it returns: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1594
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1595 :echo split('three two five one')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1596 < ['three', 'two', 'five', 'one'] ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1597
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1598 This list is the first argument to the map() function. This will go through
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1599 the list, evaluating its second argument with "v:val" set to the value of each
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1600 item. This is a shortcut to using a for loop. This command: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1601
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1602 :let alist = map(split(a:line), 'get(self, v:val, "???")')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1603
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1604 Is equivalent to: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1605
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1606 :let alist = split(a:line)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1607 :for idx in range(len(alist))
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1608 : let alist[idx] = get(self, alist[idx], "???")
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1609 :endfor
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1610
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1611 The get() function checks if a key is present in a Dictionary. If it is, then
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1612 the value is retrieved. If it isn't, then the default value is returned, in
164
8b0ee9d57d7f updated for version 7.0050
vimboss
parents: 161
diff changeset
1613 the example it's '???'. This is a convenient way to handle situations where a
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1614 key may not be present and you don't want an error message.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1615
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1616 The join() function does the opposite of split(): it joins together a list of
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1617 words, putting a space in between.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1618 This combination of split(), map() and join() is a nice way to filter a line
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1619 of words in a very compact way.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1620
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1621
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1622 OBJECT ORIENTED PROGRAMMING
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1623
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1624 Now that you can put both values and functions in a Dictionary, you can
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1625 actually use a Dictionary like an object.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1626 Above we used a Dictionary for translating Dutch to English. We might want
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1627 to do the same for other languages. Let's first make an object (aka
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1628 Dictionary) that has the translate function, but no words to translate: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1629
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1630 :let transdict = {}
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1631 :function transdict.translate(line) dict
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1632 : return join(map(split(a:line), 'get(self.words, v:val, "???")'))
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1633 :endfunction
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1634
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1635 It's slightly different from the function above, using 'self.words' to lookup
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1636 word translations. But we don't have a self.words. Thus you could call this
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1637 an abstract class.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1638
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1639 Now we can instantiate a Dutch translation object: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1640
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1641 :let uk2nl = copy(transdict)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1642 :let uk2nl.words = {'one': 'een', 'two': 'twee', 'three': 'drie'}
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1643 :echo uk2nl.translate('three one')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1644 < drie een ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1645
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1646 And a German translator: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1647
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1648 :let uk2de = copy(transdict)
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1649 :let uk2de.words = {'one': 'eins', 'two': 'zwei', 'three': 'drei'}
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1650 :echo uk2de.translate('three one')
9286
64035abb986b commit https://github.com/vim/vim/commit/c95a302a4c42ec8230473cd4a5e0064d0a143aa8
Christian Brabandt <cb@256bit.org>
parents: 9227
diff changeset
1651 < drei eins ~
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1652
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1653 You see that the copy() function is used to make a copy of the "transdict"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1654 Dictionary and then the copy is changed to add the words. The original
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1655 remains the same, of course.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1656
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1657 Now you can go one step further, and use your preferred translator: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1658
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1659 :if $LANG =~ "de"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1660 : let trans = uk2de
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1661 :else
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1662 : let trans = uk2nl
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1663 :endif
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1664 :echo trans.translate('one two three')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1665 < een twee drie ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1666
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1667 Here "trans" refers to one of the two objects (Dictionaries). No copy is
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1668 made. More about List and Dictionary identity can be found at |list-identity|
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1669 and |dict-identity|.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1670
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1671 Now you might use a language that isn't supported. You can overrule the
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1672 translate() function to do nothing: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1673
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1674 :let uk2uk = copy(transdict)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1675 :function! uk2uk.translate(line)
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1676 : return a:line
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1677 :endfunction
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1678 :echo uk2uk.translate('three one wladiwostok')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1679 < three one wladiwostok ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1680
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1681 Notice that a ! was used to overwrite the existing function reference. Now
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1682 use "uk2uk" when no recognized language is found: >
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1683
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1684 :if $LANG =~ "de"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1685 : let trans = uk2de
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1686 :elseif $LANG =~ "nl"
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1687 : let trans = uk2nl
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1688 :else
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1689 : let trans = uk2uk
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1690 :endif
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1691 :echo trans.translate('one two three')
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1692 < one two three ~
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1693
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1694 For further reading see |Lists| and |Dictionaries|.
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1695
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1696 ==============================================================================
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1697 *41.9* Exceptions
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1698
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1699 Let's start with an example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1700
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1701 :try
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1702 : read ~/templates/pascal.tmpl
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1703 :catch /E484:/
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1704 : echo "Sorry, the Pascal template file cannot be found."
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1705 :endtry
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1706
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1707 The ":read" command will fail if the file does not exist. Instead of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1708 generating an error message, this code catches the error and gives the user a
2709
b01a37ab556b Runtime file updates.
Bram Moolenaar <bram@vim.org>
parents: 2698
diff changeset
1709 nice message.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1710
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1711 For the commands in between ":try" and ":endtry" errors are turned into
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1712 exceptions. An exception is a string. In the case of an error the string
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1713 contains the error message. And every error message has a number. In this
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1714 case, the error we catch contains "E484:". This number is guaranteed to stay
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1715 the same (the text may change, e.g., it may be translated).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1716
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1717 When the ":read" command causes another error, the pattern "E484:" will not
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1718 match in it. Thus this exception will not be caught and result in the usual
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1719 error message.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1720
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1721 You might be tempted to do this: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1722
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1723 :try
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1724 : read ~/templates/pascal.tmpl
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1725 :catch
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1726 : echo "Sorry, the Pascal template file cannot be found."
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1727 :endtry
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1728
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1729 This means all errors are caught. But then you will not see errors that are
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1730 useful, such as "E21: Cannot make changes, 'modifiable' is off".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1731
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1732 Another useful mechanism is the ":finally" command: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1733
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1734 :let tmp = tempname()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1735 :try
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1736 : exe ".,$write " . tmp
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1737 : exe "!filter " . tmp
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1738 : .,$delete
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1739 : exe "$read " . tmp
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1740 :finally
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1741 : call delete(tmp)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1742 :endtry
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1743
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1744 This filters the lines from the cursor until the end of the file through the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1745 "filter" command, which takes a file name argument. No matter if the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1746 filtering works, something goes wrong in between ":try" and ":finally" or the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1747 user cancels the filtering by pressing CTRL-C, the "call delete(tmp)" is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1748 always executed. This makes sure you don't leave the temporary file behind.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1749
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1750 More information about exception handling can be found in the reference
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1751 manual: |exception-handling|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1752
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1753 ==============================================================================
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1754 *41.10* Various remarks
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1755
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1756 Here is a summary of items that apply to Vim scripts. They are also mentioned
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1757 elsewhere, but form a nice checklist.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1758
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1759 The end-of-line character depends on the system. For Unix a single <NL>
18912
ccd16426a1f9 patch 8.2.0017: OS/2 and MS-DOS are still mentioned
Bram Moolenaar <Bram@vim.org>
parents: 18879
diff changeset
1760 character is used. For MS-Windows and the like, <CR><LF> is used. This is
ccd16426a1f9 patch 8.2.0017: OS/2 and MS-DOS are still mentioned
Bram Moolenaar <Bram@vim.org>
parents: 18879
diff changeset
1761 important when using mappings that end in a <CR>. See |:source_crnl|.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1762
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1763
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1764 WHITE SPACE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1765
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1766 Blank lines are allowed and ignored.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1767
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1768 Leading whitespace characters (blanks and TABs) are always ignored. The
11062
1218c5353e2b Runtime file updates.
Christian Brabandt <cb@256bit.org>
parents: 10734
diff changeset
1769 whitespaces between parameters (e.g. between the "set" and the "cpoptions" in
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1770 the example below) are reduced to one blank character and plays the role of a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1771 separator, the whitespaces after the last (visible) character may or may not
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1772 be ignored depending on the situation, see below.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1773
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1774 For a ":set" command involving the "=" (equal) sign, such as in: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1775
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1776 :set cpoptions =aABceFst
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1777
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1778 the whitespace immediately before the "=" sign is ignored. But there can be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1779 no whitespace after the "=" sign!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1780
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1781 To include a whitespace character in the value of an option, it must be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1782 escaped by a "\" (backslash) as in the following example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1783
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1784 :set tags=my\ nice\ file
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1785
2709
b01a37ab556b Runtime file updates.
Bram Moolenaar <bram@vim.org>
parents: 2698
diff changeset
1786 The same example written as: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1787
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1788 :set tags=my nice file
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1789
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1790 will issue an error, because it is interpreted as: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1791
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1792 :set tags=my
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1793 :set nice
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1794 :set file
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1795
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1796
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1797 COMMENTS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1798
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1799 The character " (the double quote mark) starts a comment. Everything after
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1800 and including this character until the end-of-line is considered a comment and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1801 is ignored, except for commands that don't consider comments, as shown in
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1802 examples below. A comment can start on any character position on the line.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1803
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1804 There is a little "catch" with comments for some commands. Examples: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1805
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1806 :abbrev dev development " shorthand
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1807 :map <F3> o#include " insert include
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1808 :execute cmd " do it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1809 :!ls *.c " list C files
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1810
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1811 The abbreviation 'dev' will be expanded to 'development " shorthand'. The
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1812 mapping of <F3> will actually be the whole line after the 'o# ....' including
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1813 the '" insert include'. The "execute" command will give an error. The "!"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1814 command will send everything after it to the shell, causing an error for an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1815 unmatched '"' character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1816 There can be no comment after ":map", ":abbreviate", ":execute" and "!"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1817 commands (there are a few more commands with this restriction). For the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1818 ":map", ":abbreviate" and ":execute" commands there is a trick: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1819
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1820 :abbrev dev development|" shorthand
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1821 :map <F3> o#include|" insert include
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1822 :execute cmd |" do it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1823
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1824 With the '|' character the command is separated from the next one. And that
1146
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1825 next command is only a comment. For the last command you need to do two
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1826 things: |:execute| and use '|': >
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1827 :exe '!ls *.c' |" list C files
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1828
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1829 Notice that there is no white space before the '|' in the abbreviation and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1830 mapping. For these commands, any character until the end-of-line or '|' is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1831 included. As a consequence of this behavior, you don't always see that
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1832 trailing whitespace is included: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1833
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1834 :map <F4> o#include
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1835
1146
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1836 To spot these problems, you can set the 'list' option when editing vimrc
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1837 files.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1838
1146
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1839 For Unix there is one special way to comment a line, that allows making a Vim
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1840 script executable: >
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1841 #!/usr/bin/env vim -S
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1842 echo "this is a Vim script"
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1843 quit
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1844
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1845 The "#" command by itself lists a line with the line number. Adding an
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1846 exclamation mark changes it into doing nothing, so that you can add the shell
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1847 command to execute the rest of the file. |:#!| |-S|
0e8da252bda1 updated for version 7.1a
vimboss
parents: 1104
diff changeset
1848
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1849
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1850 PITFALLS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1851
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1852 Even bigger problem arises in the following example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1853
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1854 :map ,ab o#include
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1855 :unmap ,ab
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1856
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1857 Here the unmap command will not work, because it tries to unmap ",ab ". This
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1858 does not exist as a mapped sequence. An error will be issued, which is very
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1859 hard to identify, because the ending whitespace character in ":unmap ,ab " is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1860 not visible.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1861
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1862 And this is the same as what happens when one uses a comment after an 'unmap'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1863 command: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1864
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1865 :unmap ,ab " comment
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1866
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1867 Here the comment part will be ignored. However, Vim will try to unmap
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1868 ',ab ', which does not exist. Rewrite it as: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1869
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1870 :unmap ,ab| " comment
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1871
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1872
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1873 RESTORING THE VIEW
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1874
3893
c3036f1dca68 Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3830
diff changeset
1875 Sometimes you want to make a change and go back to where the cursor was.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1876 Restoring the relative position would also be nice, so that the same line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1877 appears at the top of the window.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1878 This example yanks the current line, puts it above the first line in the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1879 file and then restores the view: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1880
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1881 map ,p ma"aYHmbgg"aP`bzt`a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1882
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1883 What this does: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1884 ma"aYHmbgg"aP`bzt`a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1885 < ma set mark a at cursor position
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1886 "aY yank current line into register a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1887 Hmb go to top line in window and set mark b there
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1888 gg go to first line in file
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1889 "aP put the yanked line above it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1890 `b go back to top line in display
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1891 zt position the text in the window as before
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1892 `a go back to saved cursor position
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1893
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1894
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1895 PACKAGING
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1896
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1897 To avoid your function names to interfere with functions that you get from
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1898 others, use this scheme:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1899 - Prepend a unique string before each function name. I often use an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1900 abbreviation. For example, "OW_" is used for the option window functions.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1901 - Put the definition of your functions together in a file. Set a global
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1902 variable to indicate that the functions have been loaded. When sourcing the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1903 file again, first unload the functions.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1904 Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1905
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1906 " This is the XXX package
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1907
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1908 if exists("XXX_loaded")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1909 delfun XXX_one
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1910 delfun XXX_two
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1911 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1912
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1913 function XXX_one(a)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1914 ... body of function ...
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1915 endfun
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1916
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1917 function XXX_two(b)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1918 ... body of function ...
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1919 endfun
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1920
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1921 let XXX_loaded = 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1922
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1923 ==============================================================================
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
1924 *41.11* Writing a plugin *write-plugin*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1925
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1926 You can write a Vim script in such a way that many people can use it. This is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1927 called a plugin. Vim users can drop your script in their plugin directory and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1928 use its features right away |add-plugin|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1929
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1930 There are actually two types of plugins:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1931
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1932 global plugins: For all types of files.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1933 filetype plugins: Only for files of a specific type.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1934
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1935 In this section the first type is explained. Most items are also relevant for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1936 writing filetype plugins. The specifics for filetype plugins are in the next
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1937 section |write-filetype-plugin|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1938
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1939
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1940 NAME
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1941
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1942 First of all you must choose a name for your plugin. The features provided
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1943 by the plugin should be clear from its name. And it should be unlikely that
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1944 someone else writes a plugin with the same name but which does something
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1945 different. And please limit the name to 8 characters, to avoid problems on
18912
ccd16426a1f9 patch 8.2.0017: OS/2 and MS-DOS are still mentioned
Bram Moolenaar <Bram@vim.org>
parents: 18879
diff changeset
1946 old MS-Windows systems.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1947
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1948 A script that corrects typing mistakes could be called "typecorr.vim". We
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1949 will use it here as an example.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1950
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1951 For the plugin to work for everybody, it should follow a few guidelines. This
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1952 will be explained step-by-step. The complete example plugin is at the end.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1953
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1954
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1955 BODY
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1956
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1957 Let's start with the body of the plugin, the lines that do the actual work: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1958
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1959 14 iabbrev teh the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1960 15 iabbrev otehr other
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1961 16 iabbrev wnat want
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1962 17 iabbrev synchronisation
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1963 18 \ synchronization
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1964 19 let s:count = 4
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1965
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1966 The actual list should be much longer, of course.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1967
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1968 The line numbers have only been added to explain a few things, don't put them
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1969 in your plugin file!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1970
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1971
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1972 HEADER
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1973
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1974 You will probably add new corrections to the plugin and soon have several
3830
04592728474a Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3445
diff changeset
1975 versions lying around. And when distributing this file, people will want to
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1976 know who wrote this wonderful plugin and where they can send remarks.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1977 Therefore, put a header at the top of your plugin: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1978
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1979 1 " Vim global plugin for correcting typing mistakes
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1980 2 " Last Change: 2000 Oct 15
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1981 3 " Maintainer: Bram Moolenaar <Bram@vim.org>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1982
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1983 About copyright and licensing: Since plugins are very useful and it's hardly
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1984 worth restricting their distribution, please consider making your plugin
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1985 either public domain or use the Vim |license|. A short note about this near
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1986 the top of the plugin should be sufficient. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1987
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1988 4 " License: This file is placed in the public domain.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1989
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1990
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1991 LINE CONTINUATION, AVOIDING SIDE EFFECTS *use-cpo-save*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1992
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1993 In line 18 above, the line-continuation mechanism is used |line-continuation|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1994 Users with 'compatible' set will run into trouble here, they will get an error
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1995 message. We can't just reset 'compatible', because that has a lot of side
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1996 effects. To avoid this, we will set the 'cpoptions' option to its Vim default
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1997 value and restore it later. That will allow the use of line-continuation and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1998 make the script work for most people. It is done like this: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1999
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2000 11 let s:save_cpo = &cpo
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2001 12 set cpo&vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2002 ..
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2003 42 let &cpo = s:save_cpo
3445
2cfb68fa26cd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3237
diff changeset
2004 43 unlet s:save_cpo
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2005
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2006 We first store the old value of 'cpoptions' in the s:save_cpo variable. At
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2007 the end of the plugin this value is restored.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2008
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2009 Notice that a script-local variable is used |s:var|. A global variable could
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2010 already be in use for something else. Always use script-local variables for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2011 things that are only used in the script.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2012
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2013
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2014 NOT LOADING
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2015
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2016 It's possible that a user doesn't always want to load this plugin. Or the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2017 system administrator has dropped it in the system-wide plugin directory, but a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2018 user has his own plugin he wants to use. Then the user must have a chance to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2019 disable loading this specific plugin. This will make it possible: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2020
2325
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2021 6 if exists("g:loaded_typecorr")
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2022 7 finish
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2023 8 endif
2325
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2024 9 let g:loaded_typecorr = 1
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2025
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2026 This also avoids that when the script is loaded twice it would cause error
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2027 messages for redefining functions and cause trouble for autocommands that are
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2028 added twice.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2029
2325
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2030 The name is recommended to start with "loaded_" and then the file name of the
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2031 plugin, literally. The "g:" is prepended just to avoid mistakes when using
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2032 the variable in a function (without "g:" it would be a variable local to the
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2033 function).
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2034
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2035 Using "finish" stops Vim from reading the rest of the file, it's much quicker
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2036 than using if-endif around the whole file.
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2037
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2038
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2039 MAPPING
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2040
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2041 Now let's make the plugin more interesting: We will add a mapping that adds a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2042 correction for the word under the cursor. We could just pick a key sequence
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2043 for this mapping, but the user might already use it for something else. To
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2044 allow the user to define which keys a mapping in a plugin uses, the <Leader>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2045 item can be used: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2046
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2047 22 map <unique> <Leader>a <Plug>TypecorrAdd
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2048
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2049 The "<Plug>TypecorrAdd" thing will do the work, more about that further on.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2050
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2051 The user can set the "mapleader" variable to the key sequence that he wants
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2052 this mapping to start with. Thus if the user has done: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2053
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2054 let mapleader = "_"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2055
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2056 the mapping will define "_a". If the user didn't do this, the default value
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2057 will be used, which is a backslash. Then a map for "\a" will be defined.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2058
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2059 Note that <unique> is used, this will cause an error message if the mapping
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2060 already happened to exist. |:map-<unique>|
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2061
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2062 But what if the user wants to define his own key sequence? We can allow that
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2063 with this mechanism: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2064
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2065 21 if !hasmapto('<Plug>TypecorrAdd')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2066 22 map <unique> <Leader>a <Plug>TypecorrAdd
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2067 23 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2068
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2069 This checks if a mapping to "<Plug>TypecorrAdd" already exists, and only
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2070 defines the mapping from "<Leader>a" if it doesn't. The user then has a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2071 chance of putting this in his vimrc file: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2072
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2073 map ,c <Plug>TypecorrAdd
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2074
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2075 Then the mapped key sequence will be ",c" instead of "_a" or "\a".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2076
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2077
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2078 PIECES
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2079
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2080 If a script gets longer, you often want to break up the work in pieces. You
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2081 can use functions or mappings for this. But you don't want these functions
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2082 and mappings to interfere with the ones from other scripts. For example, you
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2083 could define a function Add(), but another script could try to define the same
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2084 function. To avoid this, we define the function local to the script by
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2085 prepending it with "s:".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2086
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2087 We will define a function that adds a new typing correction: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2088
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2089 30 function s:Add(from, correct)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2090 31 let to = input("type the correction for " . a:from . ": ")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2091 32 exe ":iabbrev " . a:from . " " . to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2092 ..
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2093 36 endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2094
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2095 Now we can call the function s:Add() from within this script. If another
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2096 script also defines s:Add(), it will be local to that script and can only
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2097 be called from the script it was defined in. There can also be a global Add()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2098 function (without the "s:"), which is again another function.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2099
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2100 <SID> can be used with mappings. It generates a script ID, which identifies
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2101 the current script. In our typing correction plugin we use it like this: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2102
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2103 24 noremap <unique> <script> <Plug>TypecorrAdd <SID>Add
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2104 ..
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2105 28 noremap <SID>Add :call <SID>Add(expand("<cword>"), 1)<CR>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2106
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2107 Thus when a user types "\a", this sequence is invoked: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2108
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2109 \a -> <Plug>TypecorrAdd -> <SID>Add -> :call <SID>Add()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2110
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2111 If another script would also map <SID>Add, it would get another script ID and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2112 thus define another mapping.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2113
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2114 Note that instead of s:Add() we use <SID>Add() here. That is because the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2115 mapping is typed by the user, thus outside of the script. The <SID> is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2116 translated to the script ID, so that Vim knows in which script to look for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2117 the Add() function.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2118
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2119 This is a bit complicated, but it's required for the plugin to work together
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2120 with other plugins. The basic rule is that you use <SID>Add() in mappings and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2121 s:Add() in other places (the script itself, autocommands, user commands).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2122
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2123 We can also add a menu entry to do the same as the mapping: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2124
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2125 26 noremenu <script> Plugin.Add\ Correction <SID>Add
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2126
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2127 The "Plugin" menu is recommended for adding menu items for plugins. In this
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2128 case only one item is used. When adding more items, creating a submenu is
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2129 recommended. For example, "Plugin.CVS" could be used for a plugin that offers
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2130 CVS operations "Plugin.CVS.checkin", "Plugin.CVS.checkout", etc.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2131
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2132 Note that in line 28 ":noremap" is used to avoid that any other mappings cause
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2133 trouble. Someone may have remapped ":call", for example. In line 24 we also
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2134 use ":noremap", but we do want "<SID>Add" to be remapped. This is why
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2135 "<script>" is used here. This only allows mappings which are local to the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2136 script. |:map-<script>| The same is done in line 26 for ":noremenu".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2137 |:menu-<script>|
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2138
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2139
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2140 <SID> AND <Plug> *using-<Plug>*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2141
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2142 Both <SID> and <Plug> are used to avoid that mappings of typed keys interfere
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2143 with mappings that are only to be used from other mappings. Note the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2144 difference between using <SID> and <Plug>:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2145
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2146 <Plug> is visible outside of the script. It is used for mappings which the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2147 user might want to map a key sequence to. <Plug> is a special code
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2148 that a typed key will never produce.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2149 To make it very unlikely that other plugins use the same sequence of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2150 characters, use this structure: <Plug> scriptname mapname
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2151 In our example the scriptname is "Typecorr" and the mapname is "Add".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2152 This results in "<Plug>TypecorrAdd". Only the first character of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2153 scriptname and mapname is uppercase, so that we can see where mapname
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2154 starts.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2155
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2156 <SID> is the script ID, a unique identifier for a script.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2157 Internally Vim translates <SID> to "<SNR>123_", where "123" can be any
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2158 number. Thus a function "<SID>Add()" will have a name "<SNR>11_Add()"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2159 in one script, and "<SNR>22_Add()" in another. You can see this if
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2160 you use the ":function" command to get a list of functions. The
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2161 translation of <SID> in mappings is exactly the same, that's how you
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2162 can call a script-local function from a mapping.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2163
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2164
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2165 USER COMMAND
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2166
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2167 Now let's add a user command to add a correction: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2168
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2169 38 if !exists(":Correct")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2170 39 command -nargs=1 Correct :call s:Add(<q-args>, 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2171 40 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2172
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2173 The user command is defined only if no command with the same name already
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2174 exists. Otherwise we would get an error here. Overriding the existing user
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2175 command with ":command!" is not a good idea, this would probably make the user
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2176 wonder why the command he defined himself doesn't work. |:command|
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2177
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2178
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2179 SCRIPT VARIABLES
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2180
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2181 When a variable starts with "s:" it is a script variable. It can only be used
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2182 inside a script. Outside the script it's not visible. This avoids trouble
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2183 with using the same variable name in different scripts. The variables will be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2184 kept as long as Vim is running. And the same variables are used when sourcing
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2185 the same script again. |s:var|
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2186
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2187 The fun is that these variables can also be used in functions, autocommands
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2188 and user commands that are defined in the script. In our example we can add
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2189 a few lines to count the number of corrections: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2190
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2191 19 let s:count = 4
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2192 ..
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2193 30 function s:Add(from, correct)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2194 ..
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2195 34 let s:count = s:count + 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2196 35 echo s:count . " corrections now"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2197 36 endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2198
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2199 First s:count is initialized to 4 in the script itself. When later the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2200 s:Add() function is called, it increments s:count. It doesn't matter from
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2201 where the function was called, since it has been defined in the script, it
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2202 will use the local variables from this script.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2203
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2204
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2205 THE RESULT
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2206
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2207 Here is the resulting complete example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2208
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2209 1 " Vim global plugin for correcting typing mistakes
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2210 2 " Last Change: 2000 Oct 15
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2211 3 " Maintainer: Bram Moolenaar <Bram@vim.org>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2212 4 " License: This file is placed in the public domain.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2213 5
2325
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2214 6 if exists("g:loaded_typecorr")
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2215 7 finish
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2216 8 endif
2325
f177a6431514 Better implementation of creating the Color Scheme menu. (Juergen Kraemer)
Bram Moolenaar <bram@vim.org>
parents: 2301
diff changeset
2217 9 let g:loaded_typecorr = 1
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2218 10
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2219 11 let s:save_cpo = &cpo
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2220 12 set cpo&vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2221 13
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2222 14 iabbrev teh the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2223 15 iabbrev otehr other
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2224 16 iabbrev wnat want
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2225 17 iabbrev synchronisation
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2226 18 \ synchronization
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2227 19 let s:count = 4
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2228 20
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2229 21 if !hasmapto('<Plug>TypecorrAdd')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2230 22 map <unique> <Leader>a <Plug>TypecorrAdd
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2231 23 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2232 24 noremap <unique> <script> <Plug>TypecorrAdd <SID>Add
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2233 25
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2234 26 noremenu <script> Plugin.Add\ Correction <SID>Add
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2235 27
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2236 28 noremap <SID>Add :call <SID>Add(expand("<cword>"), 1)<CR>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2237 29
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2238 30 function s:Add(from, correct)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2239 31 let to = input("type the correction for " . a:from . ": ")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2240 32 exe ":iabbrev " . a:from . " " . to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2241 33 if a:correct | exe "normal viws\<C-R>\" \b\e" | endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2242 34 let s:count = s:count + 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2243 35 echo s:count . " corrections now"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2244 36 endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2245 37
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2246 38 if !exists(":Correct")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2247 39 command -nargs=1 Correct :call s:Add(<q-args>, 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2248 40 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2249 41
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2250 42 let &cpo = s:save_cpo
3445
2cfb68fa26cd Updated runtime files.
Bram Moolenaar <bram@vim.org>
parents: 3237
diff changeset
2251 43 unlet s:save_cpo
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2252
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2253 Line 33 wasn't explained yet. It applies the new correction to the word under
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2254 the cursor. The |:normal| command is used to use the new abbreviation. Note
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2255 that mappings and abbreviations are expanded here, even though the function
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2256 was called from a mapping defined with ":noremap".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2257
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2258 Using "unix" for the 'fileformat' option is recommended. The Vim scripts will
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2259 then work everywhere. Scripts with 'fileformat' set to "dos" do not work on
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2260 Unix. Also see |:source_crnl|. To be sure it is set right, do this before
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2261 writing the file: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2262
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2263 :set fileformat=unix
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2264
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2265
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2266 DOCUMENTATION *write-local-help*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2267
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2268 It's a good idea to also write some documentation for your plugin. Especially
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2269 when its behavior can be changed by the user. See |add-local-help| for how
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2270 they are installed.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2271
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2272 Here is a simple example for a plugin help file, called "typecorr.txt": >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2273
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2274 1 *typecorr.txt* Plugin for correcting typing mistakes
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2275 2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2276 3 If you make typing mistakes, this plugin will have them corrected
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2277 4 automatically.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2278 5
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2279 6 There are currently only a few corrections. Add your own if you like.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2280 7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2281 8 Mappings:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2282 9 <Leader>a or <Plug>TypecorrAdd
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2283 10 Add a correction for the word under the cursor.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2284 11
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2285 12 Commands:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2286 13 :Correct {word}
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2287 14 Add a correction for {word}.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2288 15
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2289 16 *typecorr-settings*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2290 17 This plugin doesn't have any settings.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2291
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2292 The first line is actually the only one for which the format matters. It will
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2293 be extracted from the help file to be put in the "LOCAL ADDITIONS:" section of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2294 help.txt |local-additions|. The first "*" must be in the first column of the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2295 first line. After adding your help file do ":help" and check that the entries
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2296 line up nicely.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2297
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2298 You can add more tags inside ** in your help file. But be careful not to use
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2299 existing help tags. You would probably use the name of your plugin in most of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2300 them, like "typecorr-settings" in the example.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2301
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2302 Using references to other parts of the help in || is recommended. This makes
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2303 it easy for the user to find associated help.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2304
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2305
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2306 FILETYPE DETECTION *plugin-filetype*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2307
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2308 If your filetype is not already detected by Vim, you should create a filetype
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2309 detection snippet in a separate file. It is usually in the form of an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2310 autocommand that sets the filetype when the file name matches a pattern.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2311 Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2312
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2313 au BufNewFile,BufRead *.foo set filetype=foofoo
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2314
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2315 Write this single-line file as "ftdetect/foofoo.vim" in the first directory
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2316 that appears in 'runtimepath'. For Unix that would be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2317 "~/.vim/ftdetect/foofoo.vim". The convention is to use the name of the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2318 filetype for the script name.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2319
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2320 You can make more complicated checks if you like, for example to inspect the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2321 contents of the file to recognize the language. Also see |new-filetype|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2322
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2323
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2324 SUMMARY *plugin-special*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2325
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2326 Summary of special things to use in a plugin:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2327
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2328 s:name Variables local to the script.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2329
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2330 <SID> Script-ID, used for mappings and functions local to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2331 the script.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2332
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2333 hasmapto() Function to test if the user already defined a mapping
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2334 for functionality the script offers.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2335
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2336 <Leader> Value of "mapleader", which the user defines as the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2337 keys that plugin mappings start with.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2338
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2339 :map <unique> Give a warning if a mapping already exists.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2340
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2341 :noremap <script> Use only mappings local to the script, not global
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2342 mappings.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2343
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2344 exists(":Cmd") Check if a user command already exists.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2345
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2346 ==============================================================================
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
2347 *41.12* Writing a filetype plugin *write-filetype-plugin* *ftplugin*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2348
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2349 A filetype plugin is like a global plugin, except that it sets options and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2350 defines mappings for the current buffer only. See |add-filetype-plugin| for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2351 how this type of plugin is used.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2352
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
2353 First read the section on global plugins above |41.11|. All that is said there
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2354 also applies to filetype plugins. There are a few extras, which are explained
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2355 here. The essential thing is that a filetype plugin should only have an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2356 effect on the current buffer.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2357
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2358
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2359 DISABLING
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2360
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2361 If you are writing a filetype plugin to be used by many people, they need a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2362 chance to disable loading it. Put this at the top of the plugin: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2363
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2364 " Only do this when not done yet for this buffer
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2365 if exists("b:did_ftplugin")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2366 finish
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2367 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2368 let b:did_ftplugin = 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2369
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2370 This also needs to be used to avoid that the same plugin is executed twice for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2371 the same buffer (happens when using an ":edit" command without arguments).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2372
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2373 Now users can disable loading the default plugin completely by making a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2374 filetype plugin with only this line: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2375
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2376 let b:did_ftplugin = 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2377
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2378 This does require that the filetype plugin directory comes before $VIMRUNTIME
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2379 in 'runtimepath'!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2380
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2381 If you do want to use the default plugin, but overrule one of the settings,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2382 you can write the different setting in a script: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2383
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2384 setlocal textwidth=70
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2385
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2386 Now write this in the "after" directory, so that it gets sourced after the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2387 distributed "vim.vim" ftplugin |after-directory|. For Unix this would be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2388 "~/.vim/after/ftplugin/vim.vim". Note that the default plugin will have set
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2389 "b:did_ftplugin", but it is ignored here.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2390
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2391
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2392 OPTIONS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2393
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2394 To make sure the filetype plugin only affects the current buffer use the >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2395
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2396 :setlocal
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2397
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2398 command to set options. And only set options which are local to a buffer (see
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2399 the help for the option to check that). When using |:setlocal| for global
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2400 options or options local to a window, the value will change for many buffers,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2401 and that is not what a filetype plugin should do.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2402
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2403 When an option has a value that is a list of flags or items, consider using
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2404 "+=" and "-=" to keep the existing value. Be aware that the user may have
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2405 changed an option value already. First resetting to the default value and
2698
b6471224d2af Updated runtime files and translations.
Bram Moolenaar <bram@vim.org>
parents: 2662
diff changeset
2406 then changing it is often a good idea. Example: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2407
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2408 :setlocal formatoptions& formatoptions+=ro
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2409
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2410
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2411 MAPPINGS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2412
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2413 To make sure mappings will only work in the current buffer use the >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2414
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2415 :map <buffer>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2416
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2417 command. This needs to be combined with the two-step mapping explained above.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2418 An example of how to define functionality in a filetype plugin: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2419
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2420 if !hasmapto('<Plug>JavaImport')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2421 map <buffer> <unique> <LocalLeader>i <Plug>JavaImport
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2422 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2423 noremap <buffer> <unique> <Plug>JavaImport oimport ""<Left><Esc>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2424
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2425 |hasmapto()| is used to check if the user has already defined a map to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2426 <Plug>JavaImport. If not, then the filetype plugin defines the default
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2427 mapping. This starts with |<LocalLeader>|, which allows the user to select
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2428 the key(s) he wants filetype plugin mappings to start with. The default is a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2429 backslash.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2430 "<unique>" is used to give an error message if the mapping already exists or
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2431 overlaps with an existing mapping.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2432 |:noremap| is used to avoid that any other mappings that the user has defined
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2433 interferes. You might want to use ":noremap <script>" to allow remapping
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2434 mappings defined in this script that start with <SID>.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2435
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2436 The user must have a chance to disable the mappings in a filetype plugin,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2437 without disabling everything. Here is an example of how this is done for a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2438 plugin for the mail filetype: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2439
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2440 " Add mappings, unless the user didn't want this.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2441 if !exists("no_plugin_maps") && !exists("no_mail_maps")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2442 " Quote text by inserting "> "
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2443 if !hasmapto('<Plug>MailQuote')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2444 vmap <buffer> <LocalLeader>q <Plug>MailQuote
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2445 nmap <buffer> <LocalLeader>q <Plug>MailQuote
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2446 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2447 vnoremap <buffer> <Plug>MailQuote :s/^/> /<CR>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2448 nnoremap <buffer> <Plug>MailQuote :.,$s/^/> /<CR>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2449 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2450
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2451 Two global variables are used:
11262
214f228718cf Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11229
diff changeset
2452 |no_plugin_maps| disables mappings for all filetype plugins
214f228718cf Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 11229
diff changeset
2453 |no_mail_maps| disables mappings for the "mail" filetype
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2454
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2455
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2456 USER COMMANDS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2457
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2458 To add a user command for a specific file type, so that it can only be used in
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2459 one buffer, use the "-buffer" argument to |:command|. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2460
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2461 :command -buffer Make make %:r.s
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2462
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2463
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2464 VARIABLES
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2465
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2466 A filetype plugin will be sourced for each buffer of the type it's for. Local
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2467 script variables |s:var| will be shared between all invocations. Use local
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2468 buffer variables |b:var| if you want a variable specifically for one buffer.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2469
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2470
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2471 FUNCTIONS
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2472
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2473 When defining a function, this only needs to be done once. But the filetype
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2474 plugin will be sourced every time a file with this filetype will be opened.
2207
b17bbfa96fa0 Add the settabvar() and gettabvar() functions.
Bram Moolenaar <bram@vim.org>
parents: 2154
diff changeset
2475 This construct makes sure the function is only defined once: >
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2476
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2477 :if !exists("*s:Func")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2478 : function s:Func(arg)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2479 : ...
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2480 : endfunction
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2481 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2482 <
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2483
8061
abd64cf67bcf commit https://github.com/vim/vim/commit/38a55639d603823efcf2d2fdf542dbffdeb60b75
Christian Brabandt <cb@256bit.org>
parents: 7924
diff changeset
2484 UNDO *undo_indent* *undo_ftplugin*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2485
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2486 When the user does ":setfiletype xyz" the effect of the previous filetype
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2487 should be undone. Set the b:undo_ftplugin variable to the commands that will
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2488 undo the settings in your filetype plugin. Example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2489
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2490 let b:undo_ftplugin = "setlocal fo< com< tw< commentstring<"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2491 \ . "| unlet b:match_ignorecase b:match_words b:match_skip"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2492
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2493 Using ":setlocal" with "<" after the option name resets the option to its
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2494 global value. That is mostly the best way to reset the option value.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2495
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2496 This does require removing the "C" flag from 'cpoptions' to allow line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2497 continuation, as mentioned above |use-cpo-save|.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2498
8061
abd64cf67bcf commit https://github.com/vim/vim/commit/38a55639d603823efcf2d2fdf542dbffdeb60b75
Christian Brabandt <cb@256bit.org>
parents: 7924
diff changeset
2499 For undoing the effect of an indent script, the b:undo_indent variable should
abd64cf67bcf commit https://github.com/vim/vim/commit/38a55639d603823efcf2d2fdf542dbffdeb60b75
Christian Brabandt <cb@256bit.org>
parents: 7924
diff changeset
2500 be set accordingly.
abd64cf67bcf commit https://github.com/vim/vim/commit/38a55639d603823efcf2d2fdf542dbffdeb60b75
Christian Brabandt <cb@256bit.org>
parents: 7924
diff changeset
2501
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2502
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2503 FILE NAME
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2504
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2505 The filetype must be included in the file name |ftplugin-name|. Use one of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2506 these three forms:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2507
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2508 .../ftplugin/stuff.vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2509 .../ftplugin/stuff_foo.vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2510 .../ftplugin/stuff/bar.vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2511
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2512 "stuff" is the filetype, "foo" and "bar" are arbitrary names.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2513
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2514
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2515 SUMMARY *ftplugin-special*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2516
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2517 Summary of special things to use in a filetype plugin:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2518
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2519 <LocalLeader> Value of "maplocalleader", which the user defines as
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2520 the keys that filetype plugin mappings start with.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2521
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2522 :map <buffer> Define a mapping local to the buffer.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2523
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2524 :noremap <script> Only remap mappings defined in this script that start
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2525 with <SID>.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2526
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2527 :setlocal Set an option for the current buffer only.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2528
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2529 :command -buffer Define a user command local to the buffer.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2530
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2531 exists("*s:Func") Check if a function was already defined.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2532
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2533 Also see |plugin-special|, the special things used for all plugins.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2534
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2535 ==============================================================================
161
6df0106fc595 updated for version 7.0049
vimboss
parents: 158
diff changeset
2536 *41.13* Writing a compiler plugin *write-compiler-plugin*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2537
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2538 A compiler plugin sets options for use with a specific compiler. The user can
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2539 load it with the |:compiler| command. The main use is to set the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2540 'errorformat' and 'makeprg' options.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2541
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2542 Easiest is to have a look at examples. This command will edit all the default
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2543 compiler plugins: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2544
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2545 :next $VIMRUNTIME/compiler/*.vim
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2546
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2547 Use |:next| to go to the next plugin file.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2548
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2549 There are two special items about these files. First is a mechanism to allow
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2550 a user to overrule or add to the default file. The default files start with: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2551
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2552 :if exists("current_compiler")
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2553 : finish
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2554 :endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2555 :let current_compiler = "mine"
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2556
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2557 When you write a compiler file and put it in your personal runtime directory
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2558 (e.g., ~/.vim/compiler for Unix), you set the "current_compiler" variable to
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2559 make the default file skip the settings.
570
27d1ec742f17 updated for version 7.0162
vimboss
parents: 434
diff changeset
2560 *:CompilerSet*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2561 The second mechanism is to use ":set" for ":compiler!" and ":setlocal" for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2562 ":compiler". Vim defines the ":CompilerSet" user command for this. However,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2563 older Vim versions don't, thus your plugin should define it then. This is an
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2564 example: >
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2565
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2566 if exists(":CompilerSet") != 2
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2567 command -nargs=* CompilerSet setlocal <args>
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2568 endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2569 CompilerSet errorformat& " use the default 'errorformat'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2570 CompilerSet makeprg=nmake
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2571
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2572 When you write a compiler plugin for the Vim distribution or for a system-wide
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2573 runtime directory, use the mechanism mentioned above. When
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2574 "current_compiler" was already set by a user plugin nothing will be done.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2575
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2576 When you write a compiler plugin to overrule settings from a default plugin,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2577 don't check "current_compiler". This plugin is supposed to be loaded
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2578 last, thus it should be in a directory at the end of 'runtimepath'. For Unix
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2579 that could be ~/.vim/after/compiler.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2580
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2581 ==============================================================================
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2582 *41.14* Writing a plugin that loads quickly *write-plugin-quickload*
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2583
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2584 A plugin may grow and become quite long. The startup delay may become
1620
73fe8baea242 updated for version 7.2a
vimboss
parents: 1326
diff changeset
2585 noticeable, while you hardly ever use the plugin. Then it's time for a
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2586 quickload plugin.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2587
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2588 The basic idea is that the plugin is loaded twice. The first time user
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2589 commands and mappings are defined that offer the functionality. The second
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2590 time the functions that implement the functionality are defined.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2591
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2592 It may sound surprising that quickload means loading a script twice. What we
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2593 mean is that it loads quickly the first time, postponing the bulk of the
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2594 script to the second time, which only happens when you actually use it. When
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2595 you always use the functionality it actually gets slower!
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2596
793
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2597 Note that since Vim 7 there is an alternative: use the |autoload|
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2598 functionality |41.15|.
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2599
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2600 The following example shows how it's done: >
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2601
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2602 " Vim global plugin for demonstrating quick loading
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2603 " Last Change: 2005 Feb 25
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2604 " Maintainer: Bram Moolenaar <Bram@vim.org>
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2605 " License: This file is placed in the public domain.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2606
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2607 if !exists("s:did_load")
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2608 command -nargs=* BNRead call BufNetRead(<f-args>)
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2609 map <F19> :call BufNetWrite('something')<CR>
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2610
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2611 let s:did_load = 1
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2612 exe 'au FuncUndefined BufNet* source ' . expand('<sfile>')
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2613 finish
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2614 endif
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2615
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2616 function BufNetRead(...)
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2617 echo 'BufNetRead(' . string(a:000) . ')'
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2618 " read functionality here
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2619 endfunction
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2620
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2621 function BufNetWrite(...)
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2622 echo 'BufNetWrite(' . string(a:000) . ')'
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2623 " write functionality here
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2624 endfunction
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2625
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2626 When the script is first loaded "s:did_load" is not set. The commands between
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2627 the "if" and "endif" will be executed. This ends in a |:finish| command, thus
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2628 the rest of the script is not executed.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2629
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2630 The second time the script is loaded "s:did_load" exists and the commands
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2631 after the "endif" are executed. This defines the (possible long)
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2632 BufNetRead() and BufNetWrite() functions.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2633
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2634 If you drop this script in your plugin directory Vim will execute it on
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2635 startup. This is the sequence of events that happens:
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2636
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2637 1. The "BNRead" command is defined and the <F19> key is mapped when the script
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2638 is sourced at startup. A |FuncUndefined| autocommand is defined. The
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2639 ":finish" command causes the script to terminate early.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2640
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2641 2. The user types the BNRead command or presses the <F19> key. The
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2642 BufNetRead() or BufNetWrite() function will be called.
856
8cd729851562 updated for version 7.0g
vimboss
parents: 842
diff changeset
2643
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2644 3. Vim can't find the function and triggers the |FuncUndefined| autocommand
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2645 event. Since the pattern "BufNet*" matches the invoked function, the
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2646 command "source fname" will be executed. "fname" will be equal to the name
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2647 of the script, no matter where it is located, because it comes from
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2648 expanding "<sfile>" (see |expand()|).
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2649
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2650 4. The script is sourced again, the "s:did_load" variable exists and the
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2651 functions are defined.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2652
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2653 Notice that the functions that are loaded afterwards match the pattern in the
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2654 |FuncUndefined| autocommand. You must make sure that no other plugin defines
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2655 functions that match this pattern.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2656
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2657 ==============================================================================
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2658 *41.15* Writing library scripts *write-library-script*
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2659
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2660 Some functionality will be required in several places. When this becomes more
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2661 than a few lines you will want to put it in one script and use it from many
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2662 scripts. We will call that one script a library script.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2663
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2664 Manually loading a library script is possible, so long as you avoid loading it
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2665 when it's already done. You can do this with the |exists()| function.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2666 Example: >
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2667
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2668 if !exists('*MyLibFunction')
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2669 runtime library/mylibscript.vim
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2670 endif
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2671 call MyLibFunction(arg)
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2672
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2673 Here you need to know that MyLibFunction() is defined in a script
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2674 "library/mylibscript.vim" in one of the directories in 'runtimepath'.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2675
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2676 To make this a bit simpler Vim offers the autoload mechanism. Then the
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2677 example looks like this: >
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2678
270
a20218704019 updated for version 7.0072
vimboss
parents: 230
diff changeset
2679 call mylib#myfunction(arg)
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2680
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2681 That's a lot simpler, isn't it? Vim will recognize the function name and when
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2682 it's not defined search for the script "autoload/mylib.vim" in 'runtimepath'.
270
a20218704019 updated for version 7.0072
vimboss
parents: 230
diff changeset
2683 That script must define the "mylib#myfunction()" function.
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2684
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2685 You can put many other functions in the mylib.vim script, you are free to
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2686 organize your functions in library scripts. But you must use function names
323
03b3684919e3 updated for version 7.0084
vimboss
parents: 270
diff changeset
2687 where the part before the '#' matches the script name. Otherwise Vim would
03b3684919e3 updated for version 7.0084
vimboss
parents: 270
diff changeset
2688 not know what script to load.
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2689
681
9364d114ed8d updated for version 7.0204
vimboss
parents: 667
diff changeset
2690 If you get really enthusiastic and write lots of library scripts, you may
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2691 want to use subdirectories. Example: >
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2692
270
a20218704019 updated for version 7.0072
vimboss
parents: 230
diff changeset
2693 call netlib#ftp#read('somefile')
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2694
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2695 For Unix the library script used for this could be:
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2696
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2697 ~/.vim/autoload/netlib/ftp.vim
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2698
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2699 Where the function is defined like this: >
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2700
270
a20218704019 updated for version 7.0072
vimboss
parents: 230
diff changeset
2701 function netlib#ftp#read(fname)
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2702 " Read the file fname through ftp
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2703 endfunction
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2704
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2705 Notice that the name the function is defined with is exactly the same as the
323
03b3684919e3 updated for version 7.0084
vimboss
parents: 270
diff changeset
2706 name used for calling the function. And the part before the last '#'
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2707 exactly matches the subdirectory and script name.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2708
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2709 You can use the same mechanism for variables: >
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2710
270
a20218704019 updated for version 7.0072
vimboss
parents: 230
diff changeset
2711 let weekdays = dutch#weekdays
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2712
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2713 This will load the script "autoload/dutch.vim", which should contain something
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2714 like: >
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2715
270
a20218704019 updated for version 7.0072
vimboss
parents: 230
diff changeset
2716 let dutch#weekdays = ['zondag', 'maandag', 'dinsdag', 'woensdag',
170
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2717 \ 'donderdag', 'vrijdag', 'zaterdag']
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2718
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2719 Further reading: |autoload|.
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2720
8c60f65311fa updated for version 7.0052
vimboss
parents: 164
diff changeset
2721 ==============================================================================
793
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2722 *41.16* Distributing Vim scripts *distribute-script*
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2723
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2724 Vim users will look for scripts on the Vim website: http://www.vim.org.
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2725 If you made something that is useful for others, share it!
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2726
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2727 Vim scripts can be used on any system. There might not be a tar or gzip
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2728 command. If you want to pack files together and/or compress them the "zip"
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2729 utility is recommended.
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2730
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2731 For utmost portability use Vim itself to pack scripts together. This can be
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2732 done with the Vimball utility. See |vimball|.
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2733
799
6beb2c667935 updated for version 7.0b
vimboss
parents: 793
diff changeset
2734 It's good if you add a line to allow automatic updating. See |glvs-plugins|.
6beb2c667935 updated for version 7.0b
vimboss
parents: 793
diff changeset
2735
793
8c0b00d50acf updated for version 7.0231
vimboss
parents: 681
diff changeset
2736 ==============================================================================
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2737
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2738 Next chapter: |usr_42.txt| Add new menus
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2739
14519
5c5908e81e93 Update runtime files.
Christian Brabandt <cb@256bit.org>
parents: 14004
diff changeset
2740 Copyright: see |manual-copyright| vim:tw=78:ts=8:noet:ft=help:norl: