runtime/syntax/pike.vim

   1 " Vim syntax file
   2 " Language:     Pike
   3 " Maintainer:   Francesco Chemolli <kinkie@kame.usr.dsi.unimi.it>
   4 " Last Change:  2001 May 10
   5
   6 " For version 5.x: Clear all syntax items
   7 " For version 6.x: Quit when a syntax file was already loaded
   8 if version < 600
   9   syntax clear
  10 elseif exists("b:current_syntax")
  11   finish
  12 endif
  13
  14 " A bunch of useful C keywords
  15 syn keyword pikeStatement       goto break return continue
  16 syn keyword pikeLabel           case default
  17 syn keyword pikeConditional     if else switch
  18 syn keyword pikeRepeat          while for foreach do
  19 syn keyword pikeStatement       gauge destruct lambda inherit import typeof
  20 syn keyword pikeException       catch
  21 syn keyword pikeType            inline nomask private protected public static
  22
  23
  24 syn keyword pikeTodo contained  TODO FIXME XXX
  25
  26 " String and Character constants
  27 " Highlight special characters (those which have a backslash) differently
  28 syn match pikeSpecial contained "\\[0-7][0-7][0-7]\=\|\\."
  29 syn region pikeString           start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=pikeSpecial
  30 syn match pikeCharacter         "'[^\\]'"
  31 syn match pikeSpecialCharacter  "'\\.'"
  32 syn match pikeSpecialCharacter  "'\\[0-7][0-7]'"
  33 syn match pikeSpecialCharacter  "'\\[0-7][0-7][0-7]'"
  34
  35 " Compound data types
  36 syn region pikeCompoundType start='({' contains=pikeString,pikeCompoundType,pikeNumber,pikeFloat end='})'
  37 syn region pikeCompoundType start='(\[' contains=pikeString,pikeCompoundType,pikeNumber,pikeFloat end='\])'
  38 syn region pikeCompoundType start='(<' contains=pikeString,pikeCompoundType,pikeNumber,pikeFloat end='>)'
  39
  40 "catch errors caused by wrong parenthesis
  41 syn region pikeParen            transparent start='([^{[<(]' end=')' contains=ALLBUT,pikeParenError,pikeIncluded,pikeSpecial,pikeTodo,pikeUserLabel,pikeBitField
  42 syn match pikeParenError                ")"
  43 syn match pikeInParen contained "[^(][{}][^)]"
  44
  45 "integer number, or floating point number without a dot and with "f".
  46 syn case ignore
  47 syn match pikeNumber            "\<\d\+\(u\=l\=\|lu\|f\)\>"
  48 "floating point number, with dot, optional exponent
  49 syn match pikeFloat             "\<\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\=\>"
  50 "floating point number, starting with a dot, optional exponent
  51 syn match pikeFloat             "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
  52 "floating point number, without dot, with exponent
  53 syn match pikeFloat             "\<\d\+e[-+]\=\d\+[fl]\=\>"
  54 "hex number
  55 syn match pikeNumber            "\<0x[0-9a-f]\+\(u\=l\=\|lu\)\>"
  56 "syn match pikeIdentifier       "\<[a-z_][a-z0-9_]*\>"
  57 syn case match
  58 " flag an octal number with wrong digits
  59 syn match pikeOctalError                "\<0[0-7]*[89]"
  60
  61 if exists("c_comment_strings")
  62   " A comment can contain pikeString, pikeCharacter and pikeNumber.
  63   " But a "*/" inside a pikeString in a pikeComment DOES end the comment!  So we
  64   " need to use a special type of pikeString: pikeCommentString, which also ends on
  65   " "*/", and sees a "*" at the start of the line as comment again.
  66   " Unfortunately this doesn't very well work for // type of comments :-(
  67   syntax match pikeCommentSkip  contained "^\s*\*\($\|\s\+\)"
  68   syntax region pikeCommentString       contained start=+"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=pikeSpecial,pikeCommentSkip
  69   syntax region pikeComment2String      contained start=+"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=pikeSpecial
  70   syntax region pikeComment     start="/\*" end="\*/" contains=pikeTodo,pikeCommentString,pikeCharacter,pikeNumber,pikeFloat
  71   syntax match  pikeComment     "//.*" contains=pikeTodo,pikeComment2String,pikeCharacter,pikeNumber
  72   syntax match  pikeComment     "#\!.*" contains=pikeTodo,pikeComment2String,pikeCharacter,pikeNumber
  73 else
  74   syn region pikeComment                start="/\*" end="\*/" contains=pikeTodo
  75   syn match pikeComment         "//.*" contains=pikeTodo
  76   syn match pikeComment         "#!.*" contains=pikeTodo
  77 endif
  78 syntax match pikeCommentError   "\*/"
  79
  80 syn keyword pikeOperator        sizeof
  81 syn keyword pikeType            int string void float mapping array multiset mixed
  82 syn keyword pikeType            program object function
  83
  84 syn region pikePreCondit        start="^\s*#\s*\(if\>\|ifdef\>\|ifndef\>\|elif\>\|else\>\|endif\>\)" skip="\\$" end="$" contains=pikeComment,pikeString,pikeCharacter,pikeNumber,pikeCommentError
  85 syn region pikeIncluded contained start=+"+ skip=+\\\\\|\\"+ end=+"+
  86 syn match pikeIncluded contained "<[^>]*>"
  87 syn match pikeInclude           "^\s*#\s*include\>\s*["<]" contains=pikeIncluded
  88 "syn match pikeLineSkip "\\$"
  89 syn region pikeDefine           start="^\s*#\s*\(define\>\|undef\>\)" skip="\\$" end="$" contains=ALLBUT,pikePreCondit,pikeIncluded,pikeInclude,pikeDefine,pikeInParen
  90 syn region pikePreProc          start="^\s*#\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" contains=ALLBUT,pikePreCondit,pikeIncluded,pikeInclude,pikeDefine,pikeInParen
  91
  92 " Highlight User Labels
  93 syn region      pikeMulti               transparent start='?' end=':' contains=ALLBUT,pikeIncluded,pikeSpecial,pikeTodo,pikeUserLabel,pikeBitField
  94 " Avoid matching foo::bar() in C++ by requiring that the next char is not ':'
  95 syn match       pikeUserLabel   "^\s*\I\i*\s*:$"
  96 syn match       pikeUserLabel   ";\s*\I\i*\s*:$"ms=s+1
  97 syn match       pikeUserLabel   "^\s*\I\i*\s*:[^:]"me=e-1
  98 syn match       pikeUserLabel   ";\s*\I\i*\s*:[^:]"ms=s+1,me=e-1
  99
 100 " Avoid recognizing most bitfields as labels
 101 syn match       pikeBitField    "^\s*\I\i*\s*:\s*[1-9]"me=e-1
 102 syn match       pikeBitField    ";\s*\I\i*\s*:\s*[1-9]"me=e-1
 103
 104 syn sync ccomment pikeComment minlines=10
 105
 106 " Define the default highlighting.
 107 " For version 5.7 and earlier: only when not done already
 108 " For version 5.8 and later: only when an item doesn't have highlighting yet
 109 if version >= 508 || !exists("did_pike_syntax_inits")
 110   if version < 508
 111     let did_pike_syntax_inits = 1
 112     command -nargs=+ HiLink hi link <args>
 113   else
 114     command -nargs=+ HiLink hi def link <args>
 115   endif
 116
 117   HiLink pikeLabel              Label
 118   HiLink pikeUserLabel          Label
 119   HiLink pikeConditional        Conditional
 120   HiLink pikeRepeat             Repeat
 121   HiLink pikeCharacter          Character
 122   HiLink pikeSpecialCharacter pikeSpecial
 123   HiLink pikeNumber             Number
 124   HiLink pikeFloat              Float
 125   HiLink pikeOctalError         pikeError
 126   HiLink pikeParenError         pikeError
 127   HiLink pikeInParen            pikeError
 128   HiLink pikeCommentError       pikeError
 129   HiLink pikeOperator           Operator
 130   HiLink pikeInclude            Include
 131   HiLink pikePreProc            PreProc
 132   HiLink pikeDefine             Macro
 133   HiLink pikeIncluded           pikeString
 134   HiLink pikeError              Error
 135   HiLink pikeStatement          Statement
 136   HiLink pikePreCondit          PreCondit
 137   HiLink pikeType               Type
 138   HiLink pikeCommentError       pikeError
 139   HiLink pikeCommentString      pikeString
 140   HiLink pikeComment2String     pikeString
 141   HiLink pikeCommentSkip        pikeComment
 142   HiLink pikeString             String
 143   HiLink pikeComment            Comment
 144   HiLink pikeSpecial            SpecialChar
 145   HiLink pikeTodo               Todo
 146   HiLink pikeException          pikeStatement
 147   HiLink pikeCompoundType       Constant
 148   "HiLink pikeIdentifier        Identifier
 149
 150   delcommand HiLink
 151 endif
 152
 153 let b:current_syntax = "pike"
 154
 155 " vim: ts=8