+" Vim syntax file
+"
+" Language: Ragel
+" Author: Adrian Thurston
+
+syntax clear
+
+"
+" Outside code
+"
+
+" Comments
+syntax region ocComment start="\/\*" end="\*\/"
+syntax match ocComment "\/\/.*$"
+
+" Anything preprocessor
+syntax match ocPreproc "#.*$"
+
+" Strings
+syntax match ocLiteral "'\(\\.\|[^'\\]\)*'"
+syntax match ocLiteral "\"\(\\.\|[^\"\\]\)*\""
+
+" C/C++ Keywords
+syntax keyword ocType unsigned signed void char short int long float double bool
+syntax keyword ocType inline static extern register const volatile auto
+syntax keyword ocType union enum struct class typedef
+syntax keyword ocType namespace template typename mutable
+syntax keyword ocKeyword break continue default do else for
+syntax keyword ocKeyword goto if return switch while
+syntax keyword ocKeyword new delete this using friend public private protected sizeof
+syntax keyword ocKeyword throw try catch operator typeid
+syntax keyword ocKeyword and bitor xor compl bitand and_eq or_eq xor_eq not not_eq
+syntax keyword ocKeyword static_cast dynamic_cast
+
+" D Keywords
+syntax keyword ocType wchar dchar bit byte ubyte ushort uint ulong cent ucent
+syntax keyword ocType cfloat ifloat cdouble idouble real creal ireal
+syntax keyword ocKeyword abstract alias align asm assert body cast debug delegate
+syntax keyword ocKeyword deprecated export final finally foreach function import in inout
+syntax keyword ocKeyword interface invariant is mixin module out override package pragma
+syntax keyword ocKeyword super synchronized typeof unittest version with
+
+" Numbers
+syntax match ocNumber "[0-9][0-9]*"
+syntax match ocNumber "0x[0-9a-fA-F][0-9a-fA-F]*"
+
+" Booleans
+syntax keyword ocBoolean true false
+
+" Identifiers
+syntax match anyId "[a-zA-Z_][a-zA-Z_0-9]*"
+
+" Inline code only
+syntax keyword fsmType fpc fc fcurs fbuf fblen ftargs fstack
+syntax keyword fsmKeyword fhold fgoto fcall fret fentry fnext fexec fbreak
+
+syntax cluster rlItems contains=rlComment,rlLiteral,rlAugmentOps,rlOtherOps,rlKeywords,rlWrite,rlCodeCurly,rlCodeSemi,rlNumber,anyId,rlLabelColon,rlExprKeywords
+
+syntax region machineSpec1 matchgroup=beginRL start="%%{" end="}%%" contains=@rlItems
+syntax region machineSpec2 matchgroup=beginRL start="%%[^{]"rs=e-1 end="$" keepend contains=@rlItems
+syntax region machineSpec2 matchgroup=beginRL start="%%$" end="$" keepend contains=@rlItems
+
+" Comments
+syntax match rlComment "#.*$" contained
+
+" Literals
+syntax match rlLiteral "'\(\\.\|[^'\\]\)*'[i]*" contained
+syntax match rlLiteral "\"\(\\.\|[^\"\\]\)*\"[i]*" contained
+syntax match rlLiteral /\/\(\\.\|[^\/\\]\)*\/[i]*/ contained
+syntax match rlLiteral "\[\(\\.\|[^\]\\]\)*\]" contained
+
+" Numbers
+syntax match rlNumber "[0-9][0-9]*" contained
+syntax match rlNumber "0x[0-9a-fA-F][0-9a-fA-F]*" contained
+
+" Operators
+syntax match rlAugmentOps "[>$%@]" contained
+syntax match rlAugmentOps "<>\|<" contained
+syntax match rlAugmentOps "[>\<$%@][!\^/*~]" contained
+syntax match rlAugmentOps "[>$%]?" contained
+syntax match rlAugmentOps "<>[!\^/*~]" contained
+syntax match rlAugmentOps "=>" contained
+syntax match rlOtherOps "->" contained
+
+syntax match rlOtherOps ":>" contained
+syntax match rlOtherOps ":>>" contained
+syntax match rlOtherOps "<:" contained
+
+" Keywords
+" FIXME: Enable the range keyword post 5.17.
+" syntax keyword rlKeywords machine action context include range contained
+syntax keyword rlKeywords machine action context include import export prepush postpop contained
+syntax keyword rlExprKeywords when inwhen outwhen err lerr eof from to contained
+
+" Case Labels
+syntax keyword caseLabelKeyword case contained
+syntax cluster caseLabelItems contains=ocComment,ocPreproc,ocLiteral,ocType,ocKeyword,caseLabelKeyword,ocNumber,ocBoolean,anyId,fsmType,fsmKeyword
+syntax match caseLabelColon "case" contains=@caseLabelItems
+syntax match caseLabelColon "case[\t ]\+.*:$" contains=@caseLabelItems
+syntax match caseLabelColon "case[\t ]\+.*:[^=:]"me=e-1 contains=@caseLabelItems
+
+" Labels
+syntax match ocLabelColon "^[\t ]*[a-zA-Z_][a-zA-Z_0-9]*[ \t]*:$" contains=anyLabel
+syntax match ocLabelColon "^[\t ]*[a-zA-Z_][a-zA-Z_0-9]*[ \t]*:[^=:]"me=e-1 contains=anyLabel
+
+syntax match rlLabelColon "[a-zA-Z_][a-zA-Z_0-9]*[ \t]*:$" contained contains=anyLabel
+syntax match rlLabelColon "[a-zA-Z_][a-zA-Z_0-9]*[ \t]*:[^=:>]"me=e-1 contained contains=anyLabel
+syntax match anyLabel "[a-zA-Z_][a-zA-Z_0-9]*" contained
+
+" All items that can go in a code block.
+
+syntax cluster inlineItems contains=rlCodeCurly,ocComment,ocPreproc,ocLiteral,ocType,ocKeyword,ocNumber,ocBoolean,ocLabelColon,anyId,fsmType,fsmKeyword,caseLabelColon
+
+" Blocks of code. rlCodeCurly is recursive.
+syntax region rlCodeCurly matchgroup=NONE start="{" end="}" contained contains=@inlineItems
+syntax region rlCodeSemi matchgroup=Type start="\<alphtype\>" start="\<getkey\>" start="\<access\>" start="\<variable\>" matchgroup=NONE end=";" contained contains=@inlineItems
+
+syntax region rlWrite matchgroup=Type start="\<write\>" matchgroup=NONE end="[;)]" contained contains=rlWriteKeywords,rlWriteOptions
+
+syntax keyword rlWriteKeywords init data exec exports start error first_final contained
+syntax keyword rlWriteOptions noerror nofinal noprefix noend nocs contained
+
+"
+" Sync at the start of machine specs.
+"
+" Match The ragel delimiters only if there quotes no ahead on the same line.
+" On the open marker, use & to consume the leader.
+syntax sync match ragelSyncPat grouphere NONE "^[^\'\"%]*%%{&^[^\'\"%]*"
+syntax sync match ragelSyncPat grouphere NONE "^[^\'\"%]*%%[^{]&^[^\'\"%]*"
+syntax sync match ragelSyncPat grouphere NONE "^[^\'\"]*}%%"
+
+"
+" Specifying Groups
+"
+hi link ocComment Comment
+hi link ocPreproc Macro
+hi link ocLiteral String
+hi link ocType Type
+hi link ocKeyword Keyword
+hi link ocNumber Number
+hi link ocBoolean Boolean
+hi link rlComment Comment
+hi link rlNumber Number
+hi link rlLiteral String
+hi link rlAugmentOps Keyword
+hi link rlExprKeywords Keyword
+hi link rlWriteKeywords Keyword
+hi link rlWriteOptions Keyword
+hi link rlKeywords Type
+hi link fsmType Type
+hi link fsmKeyword Keyword
+hi link anyLabel Label
+hi link caseLabelKeyword Keyword
+hi link beginRL Type
+
+let b:current_syntax = "ragel"
projects / external / ragel.git / commitdiff