| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 1 | " Vim syntax file |
| 2 | " Language: PCCTS |
| Bram Moolenaar | 3fdfa4a | 2004-10-07 21:02:47 +0000 | [diff] [blame] | 3 | " Maintainer: Scott Bigham <dsb@killerbunnies.org> |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 4 | " Last Change: 10 Aug 1999 |
| 5 | |
| Bram Moolenaar | 89bcfda | 2016-08-30 23:26:57 +0200 | [diff] [blame] | 6 | " quit when a syntax file was already loaded |
| 7 | if exists("b:current_syntax") |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 8 | finish |
| 9 | endif |
| 10 | |
| 11 | " Read the C++ syntax to start with |
| Bram Moolenaar | 89bcfda | 2016-08-30 23:26:57 +0200 | [diff] [blame] | 12 | syn include @cppTopLevel syntax/cpp.vim |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 13 | |
| 14 | syn region pcctsAction matchgroup=pcctsDelim start="<<" end=">>?\=" contains=@cppTopLevel,pcctsRuleRef |
| 15 | |
| 16 | syn region pcctsArgBlock matchgroup=pcctsDelim start="\(>\s*\)\=\[" end="\]" contains=@cppTopLevel,pcctsRuleRef |
| 17 | |
| 18 | syn region pcctsString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=pcctsSpecialChar |
| 19 | syn match pcctsSpecialChar "\\\\\|\\\"" contained |
| 20 | |
| 21 | syn region pcctsComment start="/\*" end="\*/" contains=cTodo |
| 22 | syn match pcctsComment "//.*$" contains=cTodo |
| 23 | |
| 24 | syn region pcctsDirective start="^\s*#header\s\+<<" end=">>" contains=pcctsAction keepend |
| 25 | syn match pcctsDirective "^\s*#parser\>.*$" contains=pcctsString,pcctsComment |
| 26 | syn match pcctsDirective "^\s*#tokdefs\>.*$" contains=pcctsString,pcctsComment |
| 27 | syn match pcctsDirective "^\s*#token\>.*$" contains=pcctsString,pcctsAction,pcctsTokenName,pcctsComment |
| 28 | syn region pcctsDirective start="^\s*#tokclass\s\+[A-Z]\i*\s\+{" end="}" contains=pcctsString,pcctsTokenName |
| 29 | syn match pcctsDirective "^\s*#lexclass\>.*$" contains=pcctsTokenName |
| 30 | syn region pcctsDirective start="^\s*#errclass\s\+[^{]\+\s\+{" end="}" contains=pcctsString,pcctsTokenName |
| 31 | syn match pcctsDirective "^\s*#pred\>.*$" contains=pcctsTokenName,pcctsAction |
| 32 | |
| 33 | syn cluster pcctsInRule contains=pcctsString,pcctsRuleName,pcctsTokenName,pcctsAction,pcctsArgBlock,pcctsSubRule,pcctsLabel,pcctsComment |
| 34 | |
| 35 | syn region pcctsRule start="\<[a-z][A-Za-z0-9_]*\>\(\s*\[[^]]*\]\)\=\(\s*>\s*\[[^]]*\]\)\=\s*:" end=";" contains=@pcctsInRule |
| 36 | |
| 37 | syn region pcctsSubRule matchgroup=pcctsDelim start="(" end=")\(+\|\*\|?\(\s*=>\)\=\)\=" contains=@pcctsInRule contained |
| 38 | syn region pcctsSubRule matchgroup=pcctsDelim start="{" end="}" contains=@pcctsInRule contained |
| 39 | |
| 40 | syn match pcctsRuleName "\<[a-z]\i*\>" contained |
| 41 | syn match pcctsTokenName "\<[A-Z]\i*\>" contained |
| 42 | |
| 43 | syn match pcctsLabel "\<\I\i*:\I\i*" contained contains=pcctsLabelHack,pcctsRuleName,pcctsTokenName |
| 44 | syn match pcctsLabel "\<\I\i*:\"\([^\\]\|\\.\)*\"" contained contains=pcctsLabelHack,pcctsString |
| 45 | syn match pcctsLabelHack "\<\I\i*:" contained |
| 46 | |
| 47 | syn match pcctsRuleRef "\$\I\i*\>" contained |
| 48 | syn match pcctsRuleRef "\$\d\+\(\.\d\+\)\>" contained |
| 49 | |
| 50 | syn keyword pcctsClass class nextgroup=pcctsClassName skipwhite |
| 51 | syn match pcctsClassName "\<\I\i*\>" contained nextgroup=pcctsClassBlock skipwhite skipnl |
| 52 | syn region pcctsClassBlock start="{" end="}" contained contains=pcctsRule,pcctsComment,pcctsDirective,pcctsAction,pcctsException,pcctsExceptionHandler |
| 53 | |
| 54 | syn keyword pcctsException exception nextgroup=pcctsExceptionRuleRef skipwhite |
| 55 | syn match pcctsExceptionRuleRef "\[\I\i*\]" contained contains=pcctsExceptionID |
| 56 | syn match pcctsExceptionID "\I\i*" contained |
| 57 | syn keyword pcctsExceptionHandler catch default |
| 58 | syn keyword pcctsExceptionHandler NoViableAlt NoSemViableAlt |
| 59 | syn keyword pcctsExceptionHandler MismatchedToken |
| 60 | |
| 61 | syn sync clear |
| 62 | syn sync match pcctsSyncAction grouphere pcctsAction "<<" |
| 63 | syn sync match pcctsSyncAction "<<\([^>]\|>[^>]\)*>>" |
| 64 | syn sync match pcctsSyncRule grouphere pcctsRule "\<[a-z][A-Za-z0-9_]*\>\s*\[[^]]*\]\s*:" |
| 65 | syn sync match pcctsSyncRule grouphere pcctsRule "\<[a-z][A-Za-z0-9_]*\>\(\s*\[[^]]*\]\)\=\s*>\s*\[[^]]*\]\s*:" |
| 66 | |
| 67 | " Define the default highlighting. |
| Bram Moolenaar | 89bcfda | 2016-08-30 23:26:57 +0200 | [diff] [blame] | 68 | " Only when an item doesn't have highlighting yet |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 69 | |
| Bram Moolenaar | f37506f | 2016-08-31 22:22:10 +0200 | [diff] [blame] | 70 | hi def link pcctsDelim Special |
| 71 | hi def link pcctsTokenName Identifier |
| 72 | hi def link pcctsRuleName Statement |
| 73 | hi def link pcctsLabelHack Label |
| 74 | hi def link pcctsDirective PreProc |
| 75 | hi def link pcctsString String |
| 76 | hi def link pcctsComment Comment |
| 77 | hi def link pcctsClass Statement |
| 78 | hi def link pcctsClassName Identifier |
| 79 | hi def link pcctsException Statement |
| 80 | hi def link pcctsExceptionHandler Keyword |
| 81 | hi def link pcctsExceptionRuleRef pcctsDelim |
| 82 | hi def link pcctsExceptionID Identifier |
| 83 | hi def link pcctsRuleRef Identifier |
| 84 | hi def link pcctsSpecialChar SpecialChar |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 85 | |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 86 | |
| 87 | let b:current_syntax = "pccts" |
| 88 | |
| 89 | " vim: ts=8 |