|
7
|
1 " Vim syntax file
|
|
|
2 " Language: R (GNU S)
|
|
625
|
3 " Maintainer: Vaidotas Zemlys <zemlys@gmail.com>
|
|
|
4 " Last Change: 2006 January 12
|
|
|
5 " Filenames: *.R *.Rout *.r *.Rhistory *.Rt *.Rout.save *.Rout.fail
|
|
|
6 " URL: http://uosis.mif.vu.lt/~zemlys/vim-syntax/r.vim
|
|
|
7
|
|
|
8 " First maintainer Tom Payne <tom@tompayne.org>
|
|
|
9 " Modified to make syntax less colourful and added the highlighting of
|
|
|
10 " R assignment arrow
|
|
7
|
11
|
|
|
12 " For version 5.x: Clear all syntax items
|
|
|
13 " For version 6.x: Quit when a syntax file was already loaded
|
|
|
14 if version < 600
|
|
|
15 syntax clear
|
|
|
16 elseif exists("b:current_syntax")
|
|
|
17 finish
|
|
|
18 endif
|
|
|
19
|
|
|
20 if version >= 600
|
|
|
21 setlocal iskeyword=@,48-57,_,.
|
|
|
22 else
|
|
|
23 set iskeyword=@,48-57,_,.
|
|
|
24 endif
|
|
|
25
|
|
|
26 syn case match
|
|
|
27
|
|
|
28 " Comment
|
|
|
29 syn match rComment /\#.*/
|
|
|
30
|
|
|
31 " Constant
|
|
|
32 " string enclosed in double quotes
|
|
|
33 syn region rString start=/"/ skip=/\\\\\|\\"/ end=/"/
|
|
|
34 " string enclosed in single quotes
|
|
|
35 syn region rString start=/'/ skip=/\\\\\|\\'/ end=/'/
|
|
|
36 " number with no fractional part or exponent
|
|
|
37 syn match rNumber /\d\+/
|
|
|
38 " floating point number with integer and fractional parts and optional exponent
|
|
|
39 syn match rFloat /\d\+\.\d*\([Ee][-+]\=\d\+\)\=/
|
|
|
40 " floating point number with no integer part and optional exponent
|
|
|
41 syn match rFloat /\.\d\+\([Ee][-+]\=\d\+\)\=/
|
|
|
42 " floating point number with no fractional part and optional exponent
|
|
|
43 syn match rFloat /\d\+[Ee][-+]\=\d\+/
|
|
|
44
|
|
|
45 " Identifier
|
|
|
46 " identifier with leading letter and optional following keyword characters
|
|
|
47 syn match rIdentifier /\a\k*/
|
|
|
48 " identifier with leading period, one or more digits, and at least one non-digit keyword character
|
|
|
49 syn match rIdentifier /\.\d*\K\k*/
|
|
|
50
|
|
|
51 " Statement
|
|
|
52 syn keyword rStatement break next return
|
|
|
53 syn keyword rConditional if else
|
|
|
54 syn keyword rRepeat for in repeat while
|
|
|
55
|
|
|
56 " Constant
|
|
|
57 syn keyword rConstant LETTERS letters month.ab month.name pi
|
|
|
58 syn keyword rConstant NULL
|
|
|
59 syn keyword rBoolean FALSE TRUE
|
|
|
60 syn keyword rNumber NA
|
|
625
|
61 syn match rArrow /<\{1,2}-/
|
|
7
|
62
|
|
|
63 " Type
|
|
625
|
64 syn keyword rType array category character complex double function integer list logical matrix numeric vector data.frame
|
|
7
|
65
|
|
|
66 " Special
|
|
|
67 syn match rDelimiter /[,;:]/
|
|
|
68
|
|
|
69 " Error
|
|
|
70 syn region rRegion matchgroup=Delimiter start=/(/ matchgroup=Delimiter end=/)/ transparent contains=ALLBUT,rError,rBraceError,rCurlyError
|
|
|
71 syn region rRegion matchgroup=Delimiter start=/{/ matchgroup=Delimiter end=/}/ transparent contains=ALLBUT,rError,rBraceError,rParenError
|
|
|
72 syn region rRegion matchgroup=Delimiter start=/\[/ matchgroup=Delimiter end=/]/ transparent contains=ALLBUT,rError,rCurlyError,rParenError
|
|
|
73 syn match rError /[)\]}]/
|
|
|
74 syn match rBraceError /[)}]/ contained
|
|
|
75 syn match rCurlyError /[)\]]/ contained
|
|
|
76 syn match rParenError /[\]}]/ contained
|
|
|
77
|
|
|
78 " Define the default highlighting.
|
|
|
79 " For version 5.7 and earlier: only when not done already
|
|
|
80 " For version 5.8 and later: only when an item doesn't have highlighting yet
|
|
|
81 if version >= 508 || !exists("did_r_syn_inits")
|
|
|
82 if version < 508
|
|
|
83 let did_r_syn_inits = 1
|
|
|
84 command -nargs=+ HiLink hi link <args>
|
|
|
85 else
|
|
|
86 command -nargs=+ HiLink hi def link <args>
|
|
|
87 endif
|
|
|
88 HiLink rComment Comment
|
|
|
89 HiLink rConstant Constant
|
|
|
90 HiLink rString String
|
|
|
91 HiLink rNumber Number
|
|
|
92 HiLink rBoolean Boolean
|
|
|
93 HiLink rFloat Float
|
|
|
94 HiLink rStatement Statement
|
|
|
95 HiLink rConditional Conditional
|
|
|
96 HiLink rRepeat Repeat
|
|
625
|
97 HiLink rIdentifier Normal
|
|
|
98 HiLink rArrow Statement
|
|
|
99 HiLink rType Type
|
|
7
|
100 HiLink rDelimiter Delimiter
|
|
|
101 HiLink rError Error
|
|
|
102 HiLink rBraceError Error
|
|
|
103 HiLink rCurlyError Error
|
|
|
104 HiLink rParenError Error
|
|
|
105 delcommand HiLink
|
|
|
106 endif
|
|
|
107
|
|
|
108 let b:current_syntax="r"
|
|
|
109
|
|
|
110 " vim: ts=8 sw=2
|
|
625
|
111
|
