Mercurial > vim
view runtime/syntax/ayacc.vim @ 22612:b08f435d5b86 v8.2.1854
patch 8.2.1854: Vim9: crash when throwing exception for NULL string
Commit: https://github.com/vim/vim/commit/1e021e63c565bbb30783a557b4e883cc27f56403
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Oct 16 20:25:23 2020 +0200
patch 8.2.1854: Vim9: crash when throwing exception for NULL string
Problem: Vim9: crash when throwing exception for NULL string. (Dhiraj
Mishra)
Solution: Handle NULL string like empty string. (closes #7139)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Fri, 16 Oct 2020 20:30:04 +0200 |
| parents | 46763b01cd9a |
| children |
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" Vim syntax file " Language: AYacc " Maintainer: Mathieu Clabaut <mathieu.clabaut@free.fr> " LastChange: 2011 Dec 25 " Original: Yacc, maintained by Dr. Charles E. Campbell, Jr. " Comment: Replaced sourcing c.vim file by ada.vim and rename yacc* " in ayacc* " quit when a syntax file was already loaded if exists("b:current_syntax") finish endif " Read the Ada syntax to start with runtime! syntax/ada.vim unlet b:current_syntax let s:cpo_save = &cpo set cpo&vim " Clusters syn cluster ayaccActionGroup contains=ayaccDelim,cInParen,cTodo,cIncluded,ayaccDelim,ayaccCurlyError,ayaccUnionCurly,ayaccUnion,cUserLabel,cOctalZero,cCppOut2,cCppSkip,cErrInBracket,cErrInParen,cOctalError syn cluster ayaccUnionGroup contains=ayaccKey,cComment,ayaccCurly,cType,cStructure,cStorageClass,ayaccUnionCurly " Yacc stuff syn match ayaccDelim "^[ \t]*[:|;]" syn match ayaccOper "@\d\+" syn match ayaccKey "^[ \t]*%\(token\|type\|left\|right\|start\|ident\)\>" syn match ayaccKey "[ \t]%\(prec\|expect\|nonassoc\)\>" syn match ayaccKey "\$\(<[a-zA-Z_][a-zA-Z_0-9]*>\)\=[\$0-9]\+" syn keyword ayaccKeyActn yyerrok yyclearin syn match ayaccUnionStart "^%union" skipwhite skipnl nextgroup=ayaccUnion syn region ayaccUnion contained matchgroup=ayaccCurly start="{" matchgroup=ayaccCurly end="}" contains=@ayaccUnionGroup syn region ayaccUnionCurly contained matchgroup=ayaccCurly start="{" matchgroup=ayaccCurly end="}" contains=@ayaccUnionGroup syn match ayaccBrkt contained "[<>]" syn match ayaccType "<[a-zA-Z_][a-zA-Z0-9_]*>" contains=ayaccBrkt syn match ayaccDefinition "^[A-Za-z][A-Za-z0-9_]*[ \t]*:" " special Yacc separators syn match ayaccSectionSep "^[ \t]*%%" syn match ayaccSep "^[ \t]*%{" syn match ayaccSep "^[ \t]*%}" " I'd really like to highlight just the outer {}. Any suggestions??? syn match ayaccCurlyError "[{}]" syn region ayaccAction matchgroup=ayaccCurly start="{" end="}" contains=ALLBUT,@ayaccActionGroup " Internal ayacc highlighting links hi def link ayaccBrkt ayaccStmt hi def link ayaccKey ayaccStmt hi def link ayaccOper ayaccStmt hi def link ayaccUnionStart ayaccKey " External ayacc highlighting links hi def link ayaccCurly Delimiter hi def link ayaccCurlyError Error hi def link ayaccDefinition Function hi def link ayaccDelim Function hi def link ayaccKeyActn Special hi def link ayaccSectionSep Todo hi def link ayaccSep Delimiter hi def link ayaccStmt Statement hi def link ayaccType Type " since Bram doesn't like my Delimiter :| hi def link Delimiter Type let b:current_syntax = "ayacc" let &cpo = s:cpo_save unlet s:cpo_save " vim: ts=15