✏️ Editing: aflex.vim Read Only

" Vim syntax file
" Language:	AfLex (from Lex syntax file)
" Maintainer:	Mathieu Clabaut <mathieu.clabaut@free.fr>
" LastChange:	02 May 2001
" Original:	Lex, maintained by Dr. Charles E. Campbell, Jr.
" Comment:	Replaced sourcing c.vim file by ada.vim and rename lex*
"		in aflex*

" quit when a syntax file was already loaded
if exists("b:current_syntax")
   finish
endif

" Read the Ada syntax to start with
runtime! syntax/ada.vim
unlet b:current_syntax

" --- AfLex stuff ---

"I'd prefer to use aflex.* , but it doesn't handle forward definitions yet
syn cluster aflexListGroup		contains=aflexAbbrvBlock,aflexAbbrv,aflexAbbrv,aflexAbbrvRegExp,aflexInclude,aflexPatBlock,aflexPat,aflexBrace,aflexPatString,aflexPatTag,aflexPatTag,aflexPatComment,aflexPatCodeLine,aflexMorePat,aflexPatSep,aflexSlashQuote,aflexPatCode,cInParen,cUserLabel,cOctalZero,cCppSkip,cErrInBracket,cErrInParen,cOctalError,cCppOut2
syn cluster aflexListPatCodeGroup	contains=aflexAbbrvBlock,aflexAbbrv,aflexAbbrv,aflexAbbrvRegExp,aflexInclude,aflexPatBlock,aflexPat,aflexBrace,aflexPatTag,aflexPatTag,aflexPatComment,aflexPatCodeLine,aflexMorePat,aflexPatSep,aflexSlashQuote,cInParen,cUserLabel,cOctalZero,cCppSkip,cErrInBracket,cErrInParen,cOctalError,cCppOut2

" Abbreviations Section
syn region aflexAbbrvBlock	start="^$[a-zA-Z_]\+\t\|%{$" end="^%%$"me=e-2	skipnl	nextgroup=aflexPatBlock contains=aflexAbbrv,aflexInclude,aflexAbbrvComment
syn match  aflexAbbrv		"^\I\i*\s"me=e-1			skipwhite	contained nextgroup=aflexAbbrvRegExp
syn match  aflexAbbrv		"^%[sx]"					contained
syn match  aflexAbbrvRegExp	"\s\S.*$"lc=1				contained nextgroup=aflexAbbrv,aflexInclude
syn region aflexInclude	matchgroup=aflexSep	start="^%{" end="%}"	contained	contains=ALLBUT,@aflexListGroup
syn region aflexAbbrvComment	start="^\s\+/\*"	end="\*/"

"%% : Patterns {Actions}
syn region aflexPatBlock	matchgroup=Todo	start="^%%$" matchgroup=Todo end="^%%$"	skipnl skipwhite contains=aflexPat,aflexPatTag,aflexPatComment
syn region aflexPat		start=+\S+ skip="\\\\\|\\."	end="\s"me=e-1	contained nextgroup=aflexMorePat,aflexPatSep contains=aflexPatString,aflexSlashQuote,aflexBrace
syn region aflexBrace	start="\[" skip=+\\\\\|\\+		end="]"		contained
syn region aflexPatString	matchgroup=String start=+"+	skip=+\\\\\|\\"+	matchgroup=String end=+"+	contained
syn match  aflexPatTag	"^<\I\i*$,\I\i*$*>*"			contained nextgroup=aflexPat,aflexPatTag,aflexMorePat,aflexPatSep
syn match  aflexPatTag	+^<\I\i*$,\I\i*$*>*$\\\\$*\\"+		contained nextgroup=aflexPat,aflexPatTag,aflexMorePat,aflexPatSep
syn region aflexPatComment	start="^\s*/\*" end="\*/"		skipnl	contained contains=cTodo nextgroup=aflexPatComment,aflexPat,aflexPatString,aflexPatTag
syn match  aflexPatCodeLine	".*$"					contained contains=ALLBUT,@aflexListGroup
syn match  aflexMorePat	"\s*|\s*$"			skipnl	contained nextgroup=aflexPat,aflexPatTag,aflexPatComment
syn match  aflexPatSep	"\s\+"					contained nextgroup=aflexMorePat,aflexPatCode,aflexPatCodeLine
syn match  aflexSlashQuote	+$\\\\$*\\"+				contained
syn region aflexPatCode matchgroup=Delimiter start="{" matchgroup=Delimiter end="}"	skipnl contained contains=ALLBUT,@aflexListPatCodeGroup

syn keyword aflexCFunctions	BEGIN	input	unput	woutput	yyleng	yylook	yytext
syn keyword aflexCFunctions	ECHO	output	winput	wunput	yyless	yymore	yywrap

" <c.vim> includes several ALLBUTs; these have to be treated so as to exclude aflex* groups
syn cluster cParenGroup	add=aflex.*
syn cluster cDefineGroup	add=aflex.*
syn cluster cPreProcGroup	add=aflex.*
syn cluster cMultiGroup	add=aflex.*

" Synchronization
syn sync clear
syn sync minlines=300
syn sync match aflexSyncPat	grouphere  aflexPatBlock	"^%[a-zA-Z]"
syn sync match aflexSyncPat	groupthere aflexPatBlock	"^<$"
syn sync match aflexSyncPat	groupthere aflexPatBlock	"^%%$"

" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link aflexSlashQuote	aflexPat
hi def link aflexBrace		aflexPat
hi def link aflexAbbrvComment	aflexPatComment

hi def link aflexAbbrv		SpecialChar
hi def link aflexAbbrvRegExp	Macro
hi def link aflexCFunctions	Function
hi def link aflexMorePat	SpecialChar
hi def link aflexPat		Function
hi def link aflexPatComment	Comment
hi def link aflexPatString	Function
hi def link aflexPatTag		Special
hi def link aflexSep		Delimiter

let b:current_syntax = "aflex"

" vim:ts=10

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