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" Vim syntax file
" Language: Pike
" Maintainer: Francesco Chemolli <kinkie@kame.usr.dsi.unimi.it>
" Last change: 1998 Feb 16
" Remove any old syntax stuff hanging around
syn clear
" A bunch of useful C keywords
syn keyword pikeStatement goto break return continue
syn keyword pikeLabel case default
syn keyword pikeConditional if else switch
syn keyword pikeRepeat while for foreach do
syn keyword pikeStatement gauge destruct lambda inherit import typeof
syn keyword pikeException catch
syn keyword pikeType inline nomask private protected public static
syn keyword pikeTodo contained TODO FIXME XXX
" String and Character constants
" Highlight special characters (those which have a backslash) differently
syn match pikeSpecial contained "\\[0-7][0-7][0-7]\=\|\\."
syn region pikeString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=pikeSpecial
syn match pikeCharacter "'[^\\]'"
syn match pikeSpecialCharacter "'\\.'"
syn match pikeSpecialCharacter "'\\[0-7][0-7]'"
syn match pikeSpecialCharacter "'\\[0-7][0-7][0-7]'"
" Compound data types
syn region pikeCompoundType start='({' contains=pikeString,pikeCompoundType,pikeNumber,pikeFloat end='})'
syn region pikeCompoundType start='(\[' contains=pikeString,pikeCompoundType,pikeNumber,pikeFloat end='\])'
syn region pikeCompoundType start='(<' contains=pikeString,pikeCompoundType,pikeNumber,pikeFloat end='>)'
"catch errors caused by wrong parenthesis
syn region pikeParen transparent start='([^{[<(]' end=')' contains=ALLBUT,pikeParenError,pikeIncluded,pikeSpecial,pikeTodo,pikeUserLabel,pikeBitField
syn match pikeParenError ")"
syn match pikeInParen contained "[^(][{}][^)]"
"integer number, or floating point number without a dot and with "f".
syn case ignore
syn match pikeNumber "\<\d\+\(u\=l\=\|lu\|f\)\>"
"floating point number, with dot, optional exponent
syn match pikeFloat "\<\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\=\>"
"floating point number, starting with a dot, optional exponent
syn match pikeFloat "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
"floating point number, without dot, with exponent
syn match pikeFloat "\<\d\+e[-+]\=\d\+[fl]\=\>"
"hex number
syn match pikeNumber "\<0x[0-9a-f]\+\(u\=l\=\|lu\)\>"
"syn match pikeIdentifier "\<[a-z_][a-z0-9_]*\>"
syn case match
" flag an octal number with wrong digits
syn match pikeOctalError "\<0[0-7]*[89]"
if exists("c_comment_strings")
" A comment can contain pikeString, pikeCharacter and pikeNumber.
" But a "*/" inside a pikeString in a pikeComment DOES end the comment! So we
" need to use a special type of pikeString: pikeCommentString, which also ends on
" "*/", and sees a "*" at the start of the line as comment again.
" Unfortunately this doesn't very well work for // type of comments :-(
syntax match pikeCommentSkip contained "^\s*\*\($\|\s\+\)"
syntax region pikeCommentString contained start=+"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=pikeSpecial,pikeCommentSkip
syntax region pikeComment2String contained start=+"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=pikeSpecial
syntax region pikeComment start="/\*" end="\*/" contains=pikeTodo,pikeCommentString,pikeCharacter,pikeNumber,pikeFloat
syntax match pikeComment "//.*" contains=pikeTodo,pikeComment2String,pikeCharacter,pikeNumber
syntax match pikeComment "#\!.*" contains=pikeTodo,pikeComment2String,pikeCharacter,pikeNumber
else
syn region pikeComment start="/\*" end="\*/" contains=pikeTodo
syn match pikeComment "//.*" contains=pikeTodo
syn match pikeComment "#!.*" contains=pikeTodo
endif
syntax match pikeCommentError "\*/"
syn keyword pikeOperator sizeof
syn keyword pikeType int string void float mapping array multiset mixed
syn keyword pikeType program object function
syn region pikePreCondit start="^\s*#\s*\(if\>\|ifdef\>\|ifndef\>\|elif\>\|else\>\|endif\>\)" skip="\\$" end="$" contains=pikeComment,pikeString,pikeCharacter,pikeNumber,pikeCommentError
syn region pikeIncluded contained start=+"+ skip=+\\\\\|\\"+ end=+"+
syn match pikeIncluded contained "<[^>]*>"
syn match pikeInclude "^\s*#\s*include\>\s*["<]" contains=pikeIncluded
"syn match pikeLineSkip "\\$"
syn region pikeDefine start="^\s*#\s*\(define\>\|undef\>\)" skip="\\$" end="$" contains=ALLBUT,pikePreCondit,pikeIncluded,pikeInclude,pikeDefine,pikeInParen
syn region pikePreProc start="^\s*#\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" contains=ALLBUT,pikePreCondit,pikeIncluded,pikeInclude,pikeDefine,pikeInParen
" Highlight User Labels
syn region pikeMulti transparent start='?' end=':' contains=ALLBUT,pikeIncluded,pikeSpecial,pikeTodo,pikeUserLabel,pikeBitField
" Avoid matching foo::bar() in C++ by requiring that the next char is not ':'
syn match pikeUserLabel "^\s*\I\i*\s*:$"
syn match pikeUserLabel ";\s*\I\i*\s*:$"ms=s+1
syn match pikeUserLabel "^\s*\I\i*\s*:[^:]"me=e-1
syn match pikeUserLabel ";\s*\I\i*\s*:[^:]"ms=s+1,me=e-1
" Avoid recognizing most bitfields as labels
syn match pikeBitField "^\s*\I\i*\s*:\s*[1-9]"me=e-1
syn match pikeBitField ";\s*\I\i*\s*:\s*[1-9]"me=e-1
syn sync ccomment pikeComment minlines=10
if !exists("did_pike_syntax_inits")
let did_pike_syntax_inits = 1
" The default methods for highlighting. Can be overridden later
hi link pikeLabel Label
hi link pikeUserLabel Label
hi link pikeConditional Conditional
hi link pikeRepeat Repeat
hi link pikeCharacter Character
hi link pikeSpecialCharacter pikeSpecial
hi link pikeNumber Number
hi link pikeFloat Float
hi link pikeOctalError pikeError
hi link pikeParenError pikeError
hi link pikeInParen pikeError
hi link pikeCommentError pikeError
hi link pikeOperator Operator
hi link pikeInclude Include
hi link pikePreProc PreProc
hi link pikeDefine Macro
hi link pikeIncluded pikeString
hi link pikeError Error
hi link pikeStatement Statement
hi link pikePreCondit PreCondit
hi link pikeType Type
hi link pikeCommentError pikeError
hi link pikeCommentString pikeString
hi link pikeComment2String pikeString
hi link pikeCommentSkip pikeComment
hi link pikeString String
hi link pikeComment Comment
hi link pikeSpecial SpecialChar
hi link pikeTodo Todo
hi link pikeException pikeStatement
hi link pikeCompoundType Constant
"hi link pikeIdentifier Identifier
endif
let b:current_syntax = "pike"
" vim: ts=8
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