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Diffstat (limited to 'vim73/syntax/yacc.vim')
| -rw-r--r-- | vim73/syntax/yacc.vim | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/vim73/syntax/yacc.vim b/vim73/syntax/yacc.vim new file mode 100644 index 0000000..4e74eab --- /dev/null +++ b/vim73/syntax/yacc.vim @@ -0,0 +1,134 @@ +" Vim syntax file +" Language: Yacc +" Maintainer: Charles E. Campbell, Jr. <NdrOchipS@PcampbellAfamily.Mbiz> +" Last Change: Aug 12, 2010 +" Version: 9 +" URL: http://mysite.verizon.net/astronaut/vim/index.html#vimlinks_syntax +" +" Options: {{{1 +" g:yacc_uses_cpp : if this variable exists, then C++ is loaded rather than C +" +" Overall layout of a bison/yacc grammer: +" %{ +" Prolog +" %} +" Bison/Yacc Declarations +" %% +" Grammar Rules +" %% +" Epilogue + +" --------------------------------------------------------------------- +" this version of syntax/yacc.vim requires 6.0 or later +if version < 600 + finish +endif +if exists("b:current_syntax") + syntax clear +endif + +" --------------------------------------------------------------------- +" Folding Support {{{1 +if has("folding") + com! -nargs=+ HiFold <args> fold +else + com! -nargs=+ HiFold <args> +endif + +" --------------------------------------------------------------------- +" Read the C syntax to start with {{{1 +if exists("g:yacc_uses_cpp") + syn include @yaccCode <sfile>:p:h/cpp.vim +else + syn include @yaccCode <sfile>:p:h/c.vim +endif + +" --------------------------------------------------------------------- +" Yacc Clusters: {{{1 +syn cluster yaccInitCluster contains=yaccKey,yaccKeyActn,yaccBrkt,yaccType,yaccString,yaccUnionStart,yaccHeader2,yaccComment,yaccDefines,yaccParseParam,yaccParseOption +syn cluster yaccRulesCluster contains=yaccNonterminal,yaccString + +" --------------------------------------------------------------------- +" Yacc Sections: {{{1 +HiFold syn region yaccInit start='.'ms=s-1,rs=s-1 matchgroup=yaccSectionSep end='^%%$'me=e-2,re=e-2 contains=@yaccInitCluster nextgroup=yaccRules skipwhite skipempty contained +HiFold syn region yaccInit2 start='\%^.'ms=s-1,rs=s-1 matchgroup=yaccSectionSep end='^%%$'me=e-2,re=e-2 contains=@yaccInitCluster nextgroup=yaccRules skipwhite skipempty +HiFold syn region yaccHeader2 matchgroup=yaccSep start="^\s*\zs%{" end="^\s*%}" contains=@yaccCode nextgroup=yaccInit skipwhite skipempty contained +HiFold syn region yaccHeader matchgroup=yaccSep start="^\s*\zs%{" end="^\s*%}" contains=@yaccCode nextgroup=yaccInit skipwhite skipempty +HiFold syn region yaccRules matchgroup=yaccSectionSep start='^%%$' end='^%%$'me=e-2,re=e-2 contains=@yaccRulesCluster nextgroup=yaccEndCode skipwhite skipempty contained +HiFold 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 +HiFold 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 + +HiFold 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 "[{}]" +HiFold syn region yaccAction matchgroup=yaccCurly start="{" end="}" contains=@yaccCode contained + +" --------------------------------------------------------------------- +" Yacc synchronization: {{{1 +syn sync fromstart + +" --------------------------------------------------------------------- +" Define the default highlighting. {{{1 +if !exists("did_yacc_syn_inits") + command -nargs=+ HiLink hi def link <args> + + " Internal yacc highlighting links {{{2 + HiLink yaccBrkt yaccStmt + HiLink yaccKey yaccStmt + HiLink yaccOper yaccStmt + HiLink yaccUnionStart yaccKey + + " External yacc highlighting links {{{2 + HiLink yaccComment Comment + HiLink yaccCurly Delimiter + HiLink yaccCurlyError Error + HiLink yaccDefines cDefine + HiLink yaccParseParam yaccParseOption + HiLink yaccParseOption cDefine + HiLink yaccNonterminal Function + HiLink yaccDelim Delimiter + HiLink yaccKeyActn Special + HiLink yaccSectionSep Todo + HiLink yaccSep Delimiter + HiLink yaccString String + HiLink yaccStmt Statement + HiLink yaccType Type + + " since Bram doesn't like my Delimiter :| {{{2 + HiLink Delimiter Type + + delcommand HiLink +endif + +" --------------------------------------------------------------------- +" Cleanup: {{{1 +delcommand HiFold +let b:current_syntax = "yacc" + +" --------------------------------------------------------------------- +" Modelines: {{{1 +" vim: ts=15 fdm=marker |