| " Vim syntax file |
| " Language: Yacc |
| " Maintainer: Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz> |
| " Last Change: Aug 31, 2016 |
| " Version: 15 |
| " URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_YACC |
| " |
| " Options: {{{1 |
| " g:yacc_uses_cpp : if this variable exists, then C++ is loaded rather than C |
| |
| " --------------------------------------------------------------------- |
| " this version of syntax/yacc.vim requires 6.0 or later |
| if exists("b:current_syntax") |
| syntax clear |
| endif |
| |
| " --------------------------------------------------------------------- |
| " Folding Support {{{1 |
| if has("folding") |
| com! -nargs=+ SynFold <args> fold |
| else |
| com! -nargs=+ SynFold <args> |
| endif |
| |
| " --------------------------------------------------------------------- |
| " Read the C syntax to start with {{{1 |
| " Read the C/C++ syntax to start with |
| let s:Cpath= fnameescape(expand("<sfile>:p:h").(exists("g:yacc_uses_cpp")? "/cpp.vim" : "/c.vim")) |
| if !filereadable(s:Cpath) |
| for s:Cpath in split(globpath(&rtp,(exists("g:yacc_uses_cpp")? "syntax/cpp.vim" : "syntax/c.vim")),"\n") |
| if filereadable(fnameescape(s:Cpath)) |
| let s:Cpath= fnameescape(s:Cpath) |
| break |
| endif |
| endfor |
| endif |
| exe "syn include @yaccCode ".s:Cpath |
| |
| " --------------------------------------------------------------------- |
| " Yacc Clusters: {{{1 |
| syn cluster yaccInitCluster contains=yaccKey,yaccKeyActn,yaccBrkt,yaccType,yaccString,yaccUnionStart,yaccHeader2,yaccComment,yaccDefines,yaccParseParam,yaccParseOption |
| syn cluster yaccRulesCluster contains=yaccNonterminal,yaccString,yaccComment |
| |
| " --------------------------------------------------------------------- |
| " Yacc Sections: {{{1 |
| SynFold syn region yaccInit start='.'ms=s-1,rs=s-1 matchgroup=yaccSectionSep end='^%%$'me=e-2,re=e-2 contains=@yaccInitCluster nextgroup=yaccRules skipwhite skipempty contained |
| SynFold syn region yaccInit2 start='\%^.'ms=s-1,rs=s-1 matchgroup=yaccSectionSep end='^%%$'me=e-2,re=e-2 contains=@yaccInitCluster nextgroup=yaccRules skipwhite skipempty |
| SynFold syn region yaccHeader2 matchgroup=yaccSep start="^\s*\zs%{" end="^\s*%}" contains=@yaccCode nextgroup=yaccInit skipwhite skipempty contained |
| SynFold syn region yaccHeader matchgroup=yaccSep start="^\s*\zs%{" end="^\s*%}" contains=@yaccCode nextgroup=yaccInit skipwhite skipempty |
| SynFold syn region yaccRules matchgroup=yaccSectionSep start='^%%$' end='^%%$'me=e-2,re=e-2 contains=@yaccRulesCluster nextgroup=yaccEndCode skipwhite skipempty contained |
| SynFold syn region yaccEndCode matchgroup=yaccSectionSep start='^%%$' end='\%$' contains=@yaccCode contained |
| |
| " --------------------------------------------------------------------- |
| " Yacc Commands: {{{1 |
| syn match yaccDefines '^%define\s\+.*$' |
| syn match yaccParseParam '%\(parse\|lex\)-param\>' skipwhite nextgroup=yaccParseParamStr |
| syn match yaccParseOption '%\%(api\.pure\|pure-parser\|locations\|error-verbose\)\>' |
| syn region yaccParseParamStr contained matchgroup=Delimiter start='{' end='}' contains=cStructure |
| |
| syn match yaccDelim "[:|]" contained |
| syn match yaccOper "@\d\+" contained |
| |
| syn match yaccKey "^\s*%\(token\|type\|left\|right\|start\|ident\|nonassoc\)\>" contained |
| syn match yaccKey "\s%\(prec\|expect\)\>" contained |
| syn match yaccKey "\$\(<[a-zA-Z_][a-zA-Z_0-9]*>\)\=[\$0-9]\+" contained |
| syn keyword yaccKeyActn yyerrok yyclearin contained |
| |
| syn match yaccUnionStart "^%union" skipwhite skipnl nextgroup=yaccUnion contained |
| SynFold syn region yaccUnion matchgroup=yaccCurly start="{" matchgroup=yaccCurly end="}" contains=@yaccCode contained |
| syn match yaccBrkt "[<>]" contained |
| syn match yaccType "<[a-zA-Z_][a-zA-Z0-9_]*>" contains=yaccBrkt contained |
| |
| SynFold syn region yaccNonterminal start="^\s*\a\w*\ze\_s*\(/\*\_.\{-}\*/\)\=\_s*:" matchgroup=yaccDelim end=";" matchgroup=yaccSectionSep end='^%%$'me=e-2,re=e-2 contains=yaccAction,yaccDelim,yaccString,yaccComment contained |
| syn region yaccComment start="/\*" end="\*/" |
| syn match yaccString "'[^']*'" contained |
| |
| |
| " --------------------------------------------------------------------- |
| " I'd really like to highlight just the outer {}. Any suggestions??? {{{1 |
| syn match yaccCurlyError "[{}]" |
| SynFold syn region yaccAction matchgroup=yaccCurly start="{" end="}" contains=@yaccCode,yaccVar contained |
| syn match yaccVar '\$\d\+\|\$\$\|\$<\I\i*>\$\|\$<\I\i*>\d\+' containedin=cParen,cPreProc,cMulti contained |
| |
| " --------------------------------------------------------------------- |
| " Yacc synchronization: {{{1 |
| syn sync fromstart |
| |
| " --------------------------------------------------------------------- |
| " Define the default highlighting. {{{1 |
| if !exists("skip_yacc_syn_inits") |
| hi def link yaccBrkt yaccStmt |
| hi def link yaccComment Comment |
| hi def link yaccCurly Delimiter |
| hi def link yaccCurlyError Error |
| hi def link yaccDefines cDefine |
| hi def link yaccDelim Delimiter |
| hi def link yaccKeyActn Special |
| hi def link yaccKey yaccStmt |
| hi def link yaccNonterminal Function |
| hi def link yaccOper yaccStmt |
| hi def link yaccParseOption cDefine |
| hi def link yaccParseParam yaccParseOption |
| hi def link yaccSectionSep Todo |
| hi def link yaccSep Delimiter |
| hi def link yaccStmt Statement |
| hi def link yaccString String |
| hi def link yaccType Type |
| hi def link yaccUnionStart yaccKey |
| hi def link yaccVar Special |
| endif |
| |
| " --------------------------------------------------------------------- |
| " Cleanup: {{{1 |
| delcommand SynFold |
| let b:current_syntax = "yacc" |
| |
| " --------------------------------------------------------------------- |
| " Modelines: {{{1 |
| " vim: ts=15 fdm=marker |
