vim/UltiSnips
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Set up basic highlighting for snipmate files

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Try to detect a snipmate-formatted file by looking at the directory name
and searching for endsnippet. If we think it's a snipmate file, switch
over to an alternative syntax highlighting variant.
This commit is contained in:
Kevin Ballard 2014-06-30 21:14:55 -07:00
parent 40145103b6
commit 67c7422ae2
2 changed files with 64 additions and 2 deletions
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19
syntax/snippets.vim
View File

@ -5,6 +5,15 @@ if exists("b:current_syntax")
finish
endif
if expand("%:p:h:t") == "snippets" && search("^endsnippet", "nw") == 0
\ && !exists("b:ultisnips_override_snipmate")
" this appears to be a snipmate file
" It's in a directory called snippets/ and there's no endsnippet keyword
" anywhere in the file.
source <sfile>:h/snippets_snipmate.vim
finish
endif
" Embedded Syntaxes {{{1
syntax include @Python syntax/python.vim
@ -69,11 +78,12 @@ syn match snipSnippetOptionFlag ,[biwrts], contained
" Command substitution {{{4
syn region snipCommand keepend matchgroup=snipCommandDelim start="`" skip="\\[{}\\$`]" end="`" contains=snipPythonCommand,snipVimLCommand,snipShellCommand,snipCommandSyntaxOverride
syn region snipCommand keepend matchgroup=snipCommandDelim start="`" skip="\\[{}\\$`]" end="`" contained contains=snipPythonCommand,snipVimLCommand,snipShellCommand,snipCommandSyntaxOverride
syn region snipShellCommand start="\ze\_." skip="\\[{}\\$`]" end="\ze`" contained contains=@Shell
syn region snipPythonCommand matchgroup=snipPythonCommandP start="`\@<=!p\_s" skip="\\[{}\\$`]" end="\ze`" contained contains=@Python
syn region snipVimLCommand matchgroup=snipVimLCommandV start="`\@<=!v\_s" skip="\\[{}\\$`]" end="\ze`" contained contains=@Viml
syn cluster snipTokens add=snipCommand
syn cluster snipTabStopTokens add=snipCommand
" unfortunately due to the balanced braces parsing of commands, if a { occurs
" in the command, we need to prevent the embedded syntax highlighting.
@ -85,19 +95,23 @@ syn region snipCommandSyntaxOverride start="\%(\\[{}\\$`]\|\_[^`"{]\)*\ze{" skip
syn match snipEscape "\\[{}\\$`]" contained
syn cluster snipTokens add=snipEscape
syn cluster snipTabStopTokens add=snipEscape
syn match snipMirror "\$\d\+" contained
syn cluster snipTokens add=snipMirror
syn cluster snipTabStopTokens add=snipMirror
syn region snipTabStop matchgroup=snipTabStop start="\${\d\+[:}]\@=" end="}" contained contains=snipTabStopDefault
syn region snipTabStopDefault matchgroup=snipTabStop start=":" skip="\\[{}]" end="\ze}" contained contains=snipTabStopEscape,snipBalancedBraces,@snipTokens keepend
syn region snipTabStopDefault matchgroup=snipTabStop start=":" skip="\\[{}]" end="\ze}" contained contains=snipTabStopEscape,snipBalancedBraces,@snipTabStopTokens keepend
syn match snipTabStopEscape "\\[{}]" contained
syn region snipBalancedBraces start="{" end="}" contained transparent extend
syn cluster snipTokens add=snipTabStop
syn cluster snipTabStopTokens add=snipTabStop
syn region snipVisual matchgroup=snipVisual start="\${VISUAL[:}/]\@=" end="}" contained contains=snipVisualDefault,snipTransformationPattern
syn region snipVisualDefault matchgroup=snipVisual start=":" end="\ze[}/]" contained contains=snipTabStopEscape nextgroup=snipTransformationPattern
syn cluster snipTokens add=snipVisual
syn cluster snipTabStopTokens add=snipVisual
syn region snipTransformation matchgroup=snipTransformation start="\${\d\/\@=" end="}" contained contains=snipTransformationPattern
syn region snipTransformationPattern matchgroup=snipTransformationPatternDelim start="/" end="\ze/" contained contains=snipTransformationEscape nextgroup=snipTransformationReplace skipnl
@ -105,6 +119,7 @@ syn region snipTransformationReplace matchgroup=snipTransformationPatternDelim s
syn region snipTransformationOptions start="\ze[^}]" end="\ze}" contained contains=snipTabStopEscape
syn match snipTransformationEscape "\\/" contained
syn cluster snipTokens add=snipTransformation
syn cluster snipTabStopTokens add=snipTransformation
" global {{{3

47
syntax/snippets_snipmate.vim Normal file
View File

@ -0,0 +1,47 @@
" Syntax highlighting variant used for snipmate snippets files
" The snippets.vim file sources this if it wants snipmate mode
if exists("b:current_syntax")
finish
endif
" Embedded syntaxes {{{1
" Re-include the original file so we can share some of its definitions
let b:ultisnips_override_snipmate = 1
syn include <sfile>:h/snippets.vim
unlet b:current_syntax
unlet b:ultisnips_override_snipmate
syn cluster snipTokens contains=snipEscape,snipVisual,snipTabStop,snipMirror,snipmateCommand
syn cluster snipTabStopTokens contains=snipVisual,snipMirror,snipEscape,snipmateCommand
" Syntax definitions {{{1
syn match snipmateComment "^#.*"
syn match snipmateExtends "^extends\%(\s.*\|$\)" contains=snipExtendsKeyword display
syn region snipmateSnippet start="^snippet\ze\%(\s\|$\)" end="^\ze[^[:tab:]]" contains=snipmateSnippetHeader keepend
syn match snipmateSnippetHeader "^.*" contained contains=snipmateKeyword nextgroup=snipmateSnippetBody skipnl skipempty
syn match snipmateKeyword "^snippet\ze\%(\s\|$\)" contained nextgroup=snipmateTrigger skipwhite
syn match snipmateTrigger "\S\+" contained nextgroup=snipmateDescription skipwhite
syn match snipmateDescription "\S.*" contained
syn region snipmateSnippetBody start="^\t" end="^\ze[^[:tab:]]" contained contains=@snipTokens
syn region snipmateCommand keepend matchgroup=snipCommandDelim start="`" skip="\\[{}\\$`]" end="`" contained contains=snipCommandSyntaxOverride,@Viml
" Highlight groups {{{1
hi def link snipmateComment snipComment
hi def link snipmateSnippet snipSnippet
hi def link snipmateKeyword snipKeyword
hi def link snipmateTrigger snipSnippetTrigger
hi def link snipmateDescription snipSnippetDocString
hi def link snipmateCommand snipCommand
" }}}1
let b:current_syntax = "snippets"