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Diffstat (limited to 'runtime/syntax/csh.vim')
| -rw-r--r-- | runtime/syntax/csh.vim | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/runtime/syntax/csh.vim b/runtime/syntax/csh.vim new file mode 100644 index 0000000..6a056c7 --- /dev/null +++ b/runtime/syntax/csh.vim @@ -0,0 +1,143 @@ +" Vim syntax file +" Language: C-shell (csh) +" Maintainer: Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM> +" Last Change: Aug 31, 2016 +" Version: 14 +" URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_CSH + +" quit when a syntax file was already loaded +if exists("b:current_syntax") + finish +endif + +" clusters: +syn cluster cshQuoteList contains=cshDblQuote,cshSnglQuote,cshBckQuote +syn cluster cshVarList contains=cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst + +" Variables which affect the csh itself +syn match cshSetVariables contained "argv\|histchars\|ignoreeof\|noglob\|prompt\|status" +syn match cshSetVariables contained "cdpath\|history\|mail\|nonomatch\|savehist\|time" +syn match cshSetVariables contained "cwd\|home\|noclobber\|path\|shell\|verbose" +syn match cshSetVariables contained "echo" + +syn case ignore +syn keyword cshTodo contained todo +syn case match + +" Variable Name Expansion Modifiers +syn match cshModifier contained ":\(h\|t\|r\|q\|x\|gh\|gt\|gr\)" + +" Strings and Comments +syn match cshNoEndlineDQ contained "[^\"]\(\\\\\)*$" +syn match cshNoEndlineSQ contained "[^\']\(\\\\\)*$" +syn match cshNoEndlineBQ contained "[^\`]\(\\\\\)*$" + +syn region cshDblQuote start=+[^\\]"+lc=1 skip=+\\\\\|\\"+ end=+"+ contains=cshSpecial,cshShellVariables,cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst,cshNoEndlineDQ,cshBckQuote,@Spell +syn region cshSnglQuote start=+[^\\]'+lc=1 skip=+\\\\\|\\'+ end=+'+ contains=cshNoEndlineSQ,@Spell +syn region cshBckQuote start=+[^\\]`+lc=1 skip=+\\\\\|\\`+ end=+`+ contains=cshNoEndlineBQ,@Spell +syn region cshDblQuote start=+^"+ skip=+\\\\\|\\"+ end=+"+ contains=cshSpecial,cshExtVar,cshSelector,cshQtyWord,cshArgv,cshSubst,cshNoEndlineDQ,@Spell +syn region cshSnglQuote start=+^'+ skip=+\\\\\|\\'+ end=+'+ contains=cshNoEndlineSQ,@Spell +syn region cshBckQuote start=+^`+ skip=+\\\\\|\\`+ end=+`+ contains=cshNoEndlineBQ,@Spell +syn cluster cshCommentGroup contains=cshTodo,@Spell +syn match cshComment "#.*$" contains=@cshCommentGroup + +" A bunch of useful csh keywords +syn keyword cshStatement alias end history onintr setenv unalias +syn keyword cshStatement cd eval kill popd shift unhash +syn keyword cshStatement chdir exec login pushd source +syn keyword cshStatement continue exit logout rehash time unsetenv +syn keyword cshStatement dirs glob nice repeat umask wait +syn keyword cshStatement echo goto nohup + +syn keyword cshConditional break case else endsw switch +syn keyword cshConditional breaksw default endif +syn keyword cshRepeat foreach + +" Special environment variables +syn keyword cshShellVariables HOME LOGNAME PATH TERM USER + +" Modifiable Variables without {} +syn match cshExtVar "\$[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshSelector "\$[a-zA-Z_][a-zA-Z0-9_]*\[[a-zA-Z_]\+\]\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshQtyWord "\$#[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshArgv "\$\d\+\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier +syn match cshArgv "\$\*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=" contains=cshModifier + +" Modifiable Variables with {} +syn match cshExtVar "\${[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier +syn match cshSelector "\${[a-zA-Z_][a-zA-Z0-9_]*\[[a-zA-Z_]\+\]\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier +syn match cshQtyWord "\${#[a-zA-Z_][a-zA-Z0-9_]*\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier +syn match cshArgv "\${\d\+\(:h\|:t\|:r\|:q\|:x\|:gh\|:gt\|:gr\)\=}" contains=cshModifier + +" UnModifiable Substitutions +syn match cshSubstError "\$?[a-zA-Z_][a-zA-Z0-9_]*:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)" +syn match cshSubstError "\${?[a-zA-Z_][a-zA-Z0-9_]*:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)}" +syn match cshSubstError "\$?[0$<]:\(h\|t\|r\|q\|x\|gh\|gt\|gr\)" +syn match cshSubst "\$?[a-zA-Z_][a-zA-Z0-9_]*" +syn match cshSubst "\${?[a-zA-Z_][a-zA-Z0-9_]*}" +syn match cshSubst "\$?[0$<]" + +" I/O redirection +syn match cshRedir ">>&!\|>&!\|>>&\|>>!\|>&\|>!\|>>\|<<\|>\|<" + +" Handle set expressions +syn region cshSetExpr matchgroup=cshSetStmt start="\<set\>\|\<unset\>" end="$\|;" contains=cshComment,cshSetStmt,cshSetVariables,@cshQuoteList + +" Operators and Expression-Using constructs +"syn match cshOperator contained "&&\|!\~\|!=\|<<\|<=\|==\|=\~\|>=\|>>\|\*\|\^\|\~\|||\|!\|\|%\|&\|+\|-\|/\|<\|>\||" +syn match cshOperator contained "&&\|!\~\|!=\|<<\|<=\|==\|=\~\|>=\|>>\|\*\|\^\|\~\|||\|!\|%\|&\|+\|-\|/\|<\|>\||" +syn match cshOperator contained "[(){}]" +syn region cshTest matchgroup=cshStatement start="\<if\>\|\<while\>" skip="\\$" matchgroup=cshStatement end="\<then\>\|$" contains=cshComment,cshOperator,@cshQuoteList,@cshVarLIst + +" Highlight special characters (those which have a backslash) differently +syn match cshSpecial contained "\\\d\d\d\|\\[abcfnrtv\\]" +syn match cshNumber "-\=\<\d\+\>" + +" All other identifiers +"syn match cshIdentifier "\<[a-zA-Z._][a-zA-Z0-9._]*\>" + +" Shell Input Redirection (Here Documents) +syn region cshHereDoc matchgroup=cshRedir start="<<-\=\s*\**\z(\h\w*\)\**" matchgroup=cshRedir end="^\z1$" + +" Define the default highlighting. +if !exists("skip_csh_syntax_inits") + + hi def link cshArgv cshVariables + hi def link cshBckQuote cshCommand + hi def link cshDblQuote cshString + hi def link cshExtVar cshVariables + hi def link cshHereDoc cshString + hi def link cshNoEndlineBQ cshNoEndline + hi def link cshNoEndlineDQ cshNoEndline + hi def link cshNoEndlineSQ cshNoEndline + hi def link cshQtyWord cshVariables + hi def link cshRedir cshOperator + hi def link cshSelector cshVariables + hi def link cshSetStmt cshStatement + hi def link cshSetVariables cshVariables + hi def link cshSnglQuote cshString + hi def link cshSubst cshVariables + + hi def link cshCommand Statement + hi def link cshComment Comment + hi def link cshConditional Conditional + hi def link cshIdentifier Error + hi def link cshModifier Special + hi def link cshNoEndline Error + hi def link cshNumber Number + hi def link cshOperator Operator + hi def link cshRedir Statement + hi def link cshRepeat Repeat + hi def link cshShellVariables Special + hi def link cshSpecial Special + hi def link cshStatement Statement + hi def link cshString String + hi def link cshSubstError Error + hi def link cshTodo Todo + hi def link cshVariables Type + +endif + +let b:current_syntax = "csh" + +" vim: ts=18 |