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" Vim syntax file
" Language: Eo
" Maintainer: Daniel Zaoui
" Last Change: 2014 06 01
" A bunch of useful keywords
syn keyword eoBoolean false true
syn keyword eoConstants null
syn keyword eoType byte ubyte char short ushort int uint long ulong llong ullong int8 uint8 int16 uint16 int32 uint32 int64 uint64 int128 uint128 size ssize intptr uintptr ptrdiff time float double ldouble bool void
syn keyword eoClassTypes class abstract interface mixin
syn keyword eoStructure struct enum var
syn keyword eoTypedef type
syn keyword eoImport import
syn keyword eoClassBodyLabels legacy_prefix eo_prefix data contained
syn keyword eoClassBodyBlockOpener properties methods events constructors implements contained
syn keyword eoInnerBlockOpener set get keys values params contained
syn keyword eoTypeClass const own free contained
syn keyword functionKeywords constructor destructor finalize virtual legacy
syn keyword eoStatements return
" syn match className "\(\w\+\.\)\+\w\+"
syn match attributes "@\(inout\|out\|in\|property\|class\|free\|constructor\|extern\|beta\|protected\|const\|optional\|nullable\|warn_unused\|private\)"
syn match eoLabelMatch "\w\+:" contains=eoClassBodyLabels
syn match eoBlockOpener "\w\+\s*{" contains=eoClassBodyBlockOpener,eoInnerBlockOpener
syn match eoParenOpener "\w\+\s*(" contains=eoTypeClass
syn keyword eoTodo contained TODO FIXME XXX
syn cluster eoCommentGroup contains=eoTodo
syn region eoParen start='(' end=')' transparent
syn region eoTypeParen start='<' end='>' transparent
syn region eoBlock start="{" end="}" transparent fold
syn region eo_comment start="\/\*" end="\*\/" contains=@eoCommentGroup
" Numbers
"integer number, or floating point number without a dot and with "f".
syn case ignore
syn match eoNumbers display transparent "\<\d\|\.\d" contains=eoNumber,eoFloat,eoOctalError,eoOctal
" Same, but without octal error (for comments)
syn match eoNumbersCom display contained transparent "\<\d\|\.\d" contains=eoNumber,eoFloat,eoOctal
syn match eoNumber display contained "\d\+\(u\=l\{0,2}\|ll\=u\)\>"
"hex number
syn match eoNumber display contained "0x\x\+\(u\=l\{0,2}\|ll\=u\)\>"
" Flag the first zero of an octal number as something special
syn match eoOctal display contained "0\o\+\(u\=l\{0,2}\|ll\=u\)\>" contains=eoOctalZero
syn match eoOctalZero display contained "\<0"
syn match eoFloat display contained "\d\+f"
"floating point number, with dot, optional exponent
syn match eoFloat display contained "\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\="
"floating point number, starting with a dot, optional exponent
syn match eoFloat display contained "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
"floating point number, without dot, with exponent
syn match eoFloat display contained "\d\+e[-+]\=\d\+[fl]\=\>"
" flag an octal number with wrong digits
syn match eoOctalError display contained "0\o*[89]\d*"
syn case match
" Events region
syn region eoEventsRegion start="events\s*{" end="}" transparent
syn match eoEvents "^\s*[^;: ]\+\(;\|:\|\s\)" contained containedin=eoEventsRegion contains=eoEvent
syn match eoEvent "[^;: ]\+" contained
" Implements region
"syn region eoImplementsRegion start="\<implements\_s*{" end="}" transparent
"syn match eoImplements "\w\+" contained containedin=eoImplementsRegion
hi def link eoImplements Todo
hi def link eoEvent Identifier
hi def link eoClassBodyLabels Label
hi def link eoClassBodyBlockOpener Label
hi def link eoInnerBlockOpener Label
hi def link functionKeywords Label
hi def link eoTypeClass Label
hi def link attributes Constant
hi def link eo_comment Comment
hi def link eoBoolean Boolean
hi def link eoConstants Constant
hi def link className Identifier
hi def link eoStatements Statement
hi def link eoFloat Float
hi def link eoOctal Number
hi def link eoOctalZero Number
hi def link eoNumber Number
hi def link eoNumbersCom Number
hi def link eoOctalError Error
hi def link eoStructure Structure
hi def link eoClassTypes Structure
hi def link eoType Type
hi def link eoTypedef Typedef
hi def link eoTodo Todo
hi def link eoImport Include
let b:current_syntax = "eo"
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