mirror of
https://github.com/neovim/neovim.git
synced 2024-12-25 05:35:10 -07:00
121 lines
5.5 KiB
VimL
121 lines
5.5 KiB
VimL
" Vim syntax file
|
|
" Language: Yacc
|
|
" Maintainer: Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
|
|
" Last Change: Mar 25, 2019
|
|
" Version: 17
|
|
" 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
|
|
|
|
" ---------------------------------------------------------------------
|
|
" Yacc Sections: {{{1
|
|
SynFold syn region yaccInit start='.'ms=s-1,rs=s-1 matchgroup=yaccSectionSep end='^%%\ze\(\s*/[*/].*\)\=$'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='^%%\ze\(\s*/[*/].*\)\=$'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='^%%\ze\(\s*/[*/].*\)\=$' end='^%%\ze\(\s*/[*/].*\)\=$'me=e-2,re=e-2 contains=@yaccRulesCluster nextgroup=yaccEndCode skipwhite skipempty contained
|
|
SynFold syn region yaccEndCode matchgroup=yaccSectionSep start='^%%\ze\(\s*/[*/].*\)\=$' end='\%$' 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='^%%$'me=e-2,re=e-2 contains=yaccAction,yaccDelim,yaccString,yaccComment contained
|
|
syn region yaccComment start="/\*" end="\*/"
|
|
syn region yaccComment start="//" end="$"
|
|
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
|