" Vim syntax file
" Language: Filespec
" Author: Jari Vetoniemi

syntax clear

syn match	fsBadContinuation contained "\\\s\+$"
syn keyword	fsTodo		contained TODO FIXME XXX
syn cluster	fsCommentGroup	contains=fsTodo,fsBadContinuation
syn region	fsComment	start="//" skip="\\$" end="$" keepend contains=@fsCommentGroup,@Spell

syn keyword	fsStructure	struct union
syn keyword	fsType		s8 s16 s32 s64
syn keyword	fsType		u8 u16 u32 u64
syn keyword	fsConstant	nul dec hex str

syn case ignore
syn match	fsNumbers	display transparent "\<\d\|\.\d" contains=fsNumber,fsFloat,fsOctalError,fsOctal
syn match	fsNumbersCom	display contained transparent "\<\d\|\.\d" contains=fsNumber,fsFloat,fsOctal
syn match	fsNumber	display contained "\d\+\(u\=l\{0,2}\|ll\=u\)\>"
syn match	fsNumber	display contained "0x\x\+\(u\=l\{0,2}\|ll\=u\)\>"
syn match	fsOctal		display contained "0\o\+\(u\=l\{0,2}\|ll\=u\)\>" contains=fsOctalZero
syn match	fsOctalZero	display contained "\<0"
syn match	fsFloat		display contained "\d\+f"
syn match	fsFloat		display contained "\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\="
syn match	fsFloat		display contained "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
syn match	fsFloat		display contained "\d\+e[-+]\=\d\+[fl]\=\>"
syn match	fsOctalError	display contained "0\o*[89]\d*"
syn case match

syn match	fsSpecial	display contained "\\\(x\x\+\|\o\{1,3}\|.\|$\)"
syn match	fsString1	"'[^']*'" contains=fsSpecial
syn match	fsString2	'"[^"]*"' contains=fsSpecial

syn match       fsBlock          "[{}]"
syn match       fsBracket        "[\[\]]"
syn match       fsOperator       display "[-+&|<>=!*\/~.,;:%&^?()]" contains=fsComment

" Define the default highlighting.
" Only used when an item doesn't have highlighting yet
hi def link fsTodo		Todo
hi def link fsComment		Comment
hi def link fsStructure		Structure
hi def link fsType		Type
hi def link fsConstant          Constant
hi def link fsNumber		Number
hi def link fsOctal		Number
hi def link fsOctalZero		PreProc
hi def link fsFloat		Float
hi def link fsOctalError	Error
hi def link fsString1           Character
hi def link fsString2		Character
hi def link fsSpecial		SpecialChar
hi def link fsBlock             Constant
hi def link fsBracket           Constant
hi def link fsOperator          Operator