|
7
|
1 " Vim indent file
|
|
|
2 " Language: Eiffel
|
|
26
|
3 " Maintainer: Jocelyn Fiat <eiffel@djoce.net>
|
|
|
4 " Previous-Maintainer: David Clarke <gadicath@dishevelled.net>
|
|
7
|
5 " $Date$
|
|
|
6 " $Revision$
|
|
26
|
7 " URL: http://www.djoce.net/page/vim/
|
|
36
|
8 " Last Change: 2004 Sept 14 : removed specific value for tab (sw)
|
|
7
|
9
|
|
|
10 " Only load this indent file when no other was loaded.
|
|
|
11 if exists("b:did_indent")
|
|
|
12 finish
|
|
|
13 endif
|
|
|
14 let b:did_indent = 1
|
|
|
15
|
|
|
16 setlocal indentexpr=GetEiffelIndent()
|
|
|
17 setlocal nolisp
|
|
|
18 setlocal nosmartindent
|
|
|
19 setlocal nocindent
|
|
|
20 setlocal autoindent
|
|
|
21 setlocal comments=:--
|
|
|
22 setlocal indentkeys+==end,=else,=ensure,=require,=check,=loop,=until
|
|
|
23 setlocal indentkeys+==creation,=feature,=inherit,=class,=is,=redefine,=rename,=variant
|
|
|
24 setlocal indentkeys+==invariant,=do,=local,=export
|
|
|
25
|
|
|
26 " Define some stuff
|
|
|
27 " keywords grouped by indenting
|
|
|
28 let s:trust_user_indent = '\(+\)\(\s*\(--\).*\)\=$'
|
|
|
29 let s:relative_indent = '^\s*\(deferred\|class\|feature\|creation\|inherit\|loop\|from\|until\|if\|else\|elseif\|ensure\|require\|check\|do\|local\|invariant\|variant\|rename\|redefine\|do\|export\)\>'
|
|
|
30 let s:outdent = '^\s*\(else\|invariant\|variant\|do\|require\|until\|loop\|local\)\>'
|
|
|
31 let s:no_indent = '^\s*\(class\|feature\|creation\|inherit\)\>'
|
|
|
32 let s:single_dent = '^[^-]\+[[:alnum:]]\+ is\(\s*\(--\).*\)\=$'
|
|
|
33 let s:inheritance_dent = '\s*\(redefine\|rename\|export\)\>'
|
|
|
34
|
|
|
35
|
|
|
36 " Only define the function once.
|
|
|
37 if exists("*GetEiffelIndent")
|
|
|
38 finish
|
|
|
39 endif
|
|
|
40
|
|
|
41 function GetEiffelIndent()
|
|
|
42
|
|
|
43 " Eiffel Class indenting
|
|
|
44 "
|
|
|
45 " Find a non-blank line above the current line.
|
|
|
46 let lnum = prevnonblank(v:lnum - 1)
|
|
|
47
|
|
|
48 " At the start of the file use zero indent.
|
|
|
49 if lnum == 0
|
|
|
50 return 0
|
|
|
51 endif
|
|
|
52
|
|
|
53 " trust the user's indenting
|
|
|
54 if getline(lnum) =~ s:trust_user_indent
|
|
|
55 return -1
|
|
|
56 endif
|
|
|
57
|
|
|
58 " Add a 'shiftwidth' after lines that start with an indent word
|
|
|
59 let ind = indent(lnum)
|
|
|
60 if getline(lnum) =~ s:relative_indent
|
|
|
61 let ind = ind + &sw
|
|
|
62 endif
|
|
|
63
|
|
|
64 " Indent to single indent
|
|
|
65 if getline(v:lnum) =~ s:single_dent && getline(v:lnum) !~ s:relative_indent
|
|
|
66 \ && getline(v:lnum) !~ '\s*\<\(and\|or\|implies\)\>'
|
|
|
67 let ind = &sw
|
|
|
68 endif
|
|
|
69
|
|
|
70 " Indent to double indent
|
|
|
71 if getline(v:lnum) =~ s:inheritance_dent
|
|
|
72 let ind = 2 * &sw
|
|
|
73 endif
|
|
|
74
|
|
|
75 " Indent line after the first line of the function definition
|
|
|
76 if getline(lnum) =~ s:single_dent
|
|
|
77 let ind = ind + &sw
|
|
|
78 endif
|
|
|
79
|
|
|
80 " The following should always be at the start of a line, no indenting
|
|
|
81 if getline(v:lnum) =~ s:no_indent
|
|
|
82 let ind = 0
|
|
|
83 endif
|
|
|
84
|
|
|
85 " Subtract a 'shiftwidth', if this isn't the first thing after the 'is'
|
|
|
86 " or first thing after the 'do'
|
|
|
87 if getline(v:lnum) =~ s:outdent && getline(v:lnum - 1) !~ s:single_dent
|
|
|
88 \ && getline(v:lnum - 1) !~ '^\s*do\>'
|
|
|
89 let ind = ind - &sw
|
|
|
90 endif
|
|
|
91
|
|
|
92 " Subtract a shiftwidth for end statements
|
|
|
93 if getline(v:lnum) =~ '^\s*end\>'
|
|
|
94 let ind = ind - &sw
|
|
|
95 endif
|
|
|
96
|
|
|
97 " set indent of zero end statements that are at an indent of 3, this should
|
|
|
98 " only ever be the class's end.
|
|
26
|
99 if getline(v:lnum) =~ '^\s*end\>' && ind == &sw
|
|
7
|
100 let ind = 0
|
|
|
101 endif
|
|
|
102
|
|
|
103 return ind
|
|
|
104 endfunction
|
|
|
105
|
|
|
106 " vim:sw=2
|
