| " Vim syntax file |
| " Language: PCCTS |
| " Maintainer: Scott Bigham <dsb@killerbunnies.org> |
| " Last Change: 10 Aug 1999 |
| |
| " quit when a syntax file was already loaded |
| if exists("b:current_syntax") |
| finish |
| endif |
| |
| " Read the C++ syntax to start with |
| syn include @cppTopLevel syntax/cpp.vim |
| |
| syn region pcctsAction matchgroup=pcctsDelim start="<<" end=">>?\=" contains=@cppTopLevel,pcctsRuleRef |
| |
| syn region pcctsArgBlock matchgroup=pcctsDelim start="\(>\s*\)\=\[" end="\]" contains=@cppTopLevel,pcctsRuleRef |
| |
| syn region pcctsString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=pcctsSpecialChar |
| syn match pcctsSpecialChar "\\\\\|\\\"" contained |
| |
| syn region pcctsComment start="/\*" end="\*/" contains=cTodo |
| syn match pcctsComment "//.*$" contains=cTodo |
| |
| syn region pcctsDirective start="^\s*#header\s\+<<" end=">>" contains=pcctsAction keepend |
| syn match pcctsDirective "^\s*#parser\>.*$" contains=pcctsString,pcctsComment |
| syn match pcctsDirective "^\s*#tokdefs\>.*$" contains=pcctsString,pcctsComment |
| syn match pcctsDirective "^\s*#token\>.*$" contains=pcctsString,pcctsAction,pcctsTokenName,pcctsComment |
| syn region pcctsDirective start="^\s*#tokclass\s\+[A-Z]\i*\s\+{" end="}" contains=pcctsString,pcctsTokenName |
| syn match pcctsDirective "^\s*#lexclass\>.*$" contains=pcctsTokenName |
| syn region pcctsDirective start="^\s*#errclass\s\+[^{]\+\s\+{" end="}" contains=pcctsString,pcctsTokenName |
| syn match pcctsDirective "^\s*#pred\>.*$" contains=pcctsTokenName,pcctsAction |
| |
| syn cluster pcctsInRule contains=pcctsString,pcctsRuleName,pcctsTokenName,pcctsAction,pcctsArgBlock,pcctsSubRule,pcctsLabel,pcctsComment |
| |
| syn region pcctsRule start="\<[a-z][A-Za-z0-9_]*\>\(\s*\[[^]]*\]\)\=\(\s*>\s*\[[^]]*\]\)\=\s*:" end=";" contains=@pcctsInRule |
| |
| syn region pcctsSubRule matchgroup=pcctsDelim start="(" end=")\(+\|\*\|?\(\s*=>\)\=\)\=" contains=@pcctsInRule contained |
| syn region pcctsSubRule matchgroup=pcctsDelim start="{" end="}" contains=@pcctsInRule contained |
| |
| syn match pcctsRuleName "\<[a-z]\i*\>" contained |
| syn match pcctsTokenName "\<[A-Z]\i*\>" contained |
| |
| syn match pcctsLabel "\<\I\i*:\I\i*" contained contains=pcctsLabelHack,pcctsRuleName,pcctsTokenName |
| syn match pcctsLabel "\<\I\i*:\"\([^\\]\|\\.\)*\"" contained contains=pcctsLabelHack,pcctsString |
| syn match pcctsLabelHack "\<\I\i*:" contained |
| |
| syn match pcctsRuleRef "\$\I\i*\>" contained |
| syn match pcctsRuleRef "\$\d\+\(\.\d\+\)\>" contained |
| |
| syn keyword pcctsClass class nextgroup=pcctsClassName skipwhite |
| syn match pcctsClassName "\<\I\i*\>" contained nextgroup=pcctsClassBlock skipwhite skipnl |
| syn region pcctsClassBlock start="{" end="}" contained contains=pcctsRule,pcctsComment,pcctsDirective,pcctsAction,pcctsException,pcctsExceptionHandler |
| |
| syn keyword pcctsException exception nextgroup=pcctsExceptionRuleRef skipwhite |
| syn match pcctsExceptionRuleRef "\[\I\i*\]" contained contains=pcctsExceptionID |
| syn match pcctsExceptionID "\I\i*" contained |
| syn keyword pcctsExceptionHandler catch default |
| syn keyword pcctsExceptionHandler NoViableAlt NoSemViableAlt |
| syn keyword pcctsExceptionHandler MismatchedToken |
| |
| syn sync clear |
| syn sync match pcctsSyncAction grouphere pcctsAction "<<" |
| syn sync match pcctsSyncAction "<<\([^>]\|>[^>]\)*>>" |
| syn sync match pcctsSyncRule grouphere pcctsRule "\<[a-z][A-Za-z0-9_]*\>\s*\[[^]]*\]\s*:" |
| syn sync match pcctsSyncRule grouphere pcctsRule "\<[a-z][A-Za-z0-9_]*\>\(\s*\[[^]]*\]\)\=\s*>\s*\[[^]]*\]\s*:" |
| |
| " Define the default highlighting. |
| " Only when an item doesn't have highlighting yet |
| |
| hi def link pcctsDelim Special |
| hi def link pcctsTokenName Identifier |
| hi def link pcctsRuleName Statement |
| hi def link pcctsLabelHack Label |
| hi def link pcctsDirective PreProc |
| hi def link pcctsString String |
| hi def link pcctsComment Comment |
| hi def link pcctsClass Statement |
| hi def link pcctsClassName Identifier |
| hi def link pcctsException Statement |
| hi def link pcctsExceptionHandler Keyword |
| hi def link pcctsExceptionRuleRef pcctsDelim |
| hi def link pcctsExceptionID Identifier |
| hi def link pcctsRuleRef Identifier |
| hi def link pcctsSpecialChar SpecialChar |
| |
| |
| let b:current_syntax = "pccts" |
| |
| " vim: ts=8 |