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liquid.vim
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" Vim syntax file " Language: Liquid " Maintainer: Tim Pope <vimNOSPAM@tpope.org> " Filenames: *.liquid " Last Change: 2013 May 30 if exists('b:current_syntax') finish endif if !exists('main_syntax') let main_syntax = 'liquid' endif if !exists('g:liquid_default_subtype') let g:liquid_default_subtype = 'html' endif if !exists('b:liquid_subtype') && main_syntax == 'liquid' let s:lines = getline(1)."\n".getline(2)."\n".getline(3)."\n".getline(4)."\n".getline(5)."\n".getline("$") let b:liquid_subtype = matchstr(s:lines,'liquid_subtype=\zs\w\+') if b:liquid_subtype == '' let b:liquid_subtype = matchstr(&filetype,'^liquid\.\zs\w\+') endif if b:liquid_subtype == '' let b:liquid_subtype = matchstr(substitute(expand('%:t'),'\c\%(\.liquid\)\+$','',''),'\.\zs\w\+$') endif if b:liquid_subtype == '' let b:liquid_subtype = g:liquid_default_subtype endif endif if exists('b:liquid_subtype') && b:liquid_subtype != '' exe 'runtime! syntax/'.b:liquid_subtype.'.vim' unlet! b:current_syntax endif syn case match if exists('b:liquid_subtype') && b:liquid_subtype != 'yaml' " YAML Front Matter syn include @liquidYamlTop syntax/yaml.vim unlet! b:current_syntax syn region liquidYamlHead start="\%^---$" end="^---\s*$" keepend contains=@liquidYamlTop,@Spell endif if !exists('g:liquid_highlight_types') let g:liquid_highlight_types = [] endif if !exists('s:subtype') let s:subtype = exists('b:liquid_subtype') ? b:liquid_subtype : '' for s:type in map(copy(g:liquid_highlight_types),'matchstr(v:val,"[^=]*$")') if s:type =~ '\.' let b:{matchstr(s:type,'[^.]*')}_subtype = matchstr(s:type,'\.\zs.*') endif exe 'syn include @liquidHighlight'.substitute(s:type,'\.','','g').' syntax/'.matchstr(s:type,'[^.]*').'.vim' unlet! b:current_syntax endfor unlet! s:type if s:subtype == '' unlet! b:liquid_subtype else let b:liquid_subtype = s:subtype endif unlet s:subtype endif syn region liquidStatement matchgroup=liquidDelimiter start="{%" end="%}" contains=@liquidStatement containedin=ALLBUT,@liquidExempt keepend syn region liquidExpression matchgroup=liquidDelimiter start="{{" end="}}" contains=@liquidExpression containedin=ALLBUT,@liquidExempt keepend syn region liquidComment matchgroup=liquidDelimiter start="{%\s*comment\s*%}" end="{%\s*endcomment\s*%}" contains=liquidTodo,@Spell containedin=ALLBUT,@liquidExempt keepend syn region liquidRaw matchgroup=liquidDelimiter start="{%\s*raw\s*%}" end="{%\s*endraw\s*%}" contains=TOP,@liquidExempt containedin=ALLBUT,@liquidExempt keepend syn cluster liquidExempt contains=liquidStatement,liquidExpression,liquidComment,liquidRaw,@liquidStatement,liquidYamlHead syn cluster liquidStatement contains=liquidConditional,liquidRepeat,liquidKeyword,@liquidExpression syn cluster liquidExpression contains=liquidOperator,liquidString,liquidNumber,liquidFloat,liquidBoolean,liquidNull,liquidEmpty,liquidPipe,liquidForloop syn keyword liquidKeyword highlight nextgroup=liquidTypeHighlight skipwhite contained syn keyword liquidKeyword endhighlight contained syn region liquidHighlight start="{%\s*highlight\s\+\w\+\s*%}" end="{% endhighlight %}" keepend for s:type in g:liquid_highlight_types exe 'syn match liquidTypeHighlight "\<'.matchstr(s:type,'[^=]*').'\>" contained' exe 'syn region liquidHighlight'.substitute(matchstr(s:type,'[^=]*$'),'\..*','','').' start="{%\s*highlight\s\+'.matchstr(s:type,'[^=]*').'\s*%}" end="{% endhighlight %}" keepend contains=@liquidHighlight'.substitute(matchstr(s:type,'[^=]*$'),'\.','','g') endfor unlet! s:type syn region liquidString matchgroup=liquidQuote start=+"+ end=+"+ contained syn region liquidString matchgroup=liquidQuote start=+'+ end=+'+ contained syn match liquidNumber "-\=\<\d\+\>" contained syn match liquidFloat "-\=\<\d\+\>\.\.\@!\%(\d\+\>\)\=" contained syn keyword liquidBoolean true false contained syn keyword liquidNull null nil contained syn match liquidEmpty "\<empty\>" contained syn keyword liquidOperator and or not contained syn match liquidPipe '|' contained skipwhite nextgroup=liquidFilter syn keyword liquidFilter date capitalize downcase upcase first last join sort size strip_html strip_newlines newline_to_br replace replace_first remove remove_first truncate truncatewords prepend append minus plus times divided_by contained syn keyword liquidConditional if elsif else endif unless endunless case when endcase ifchanged endifchanged contained syn keyword liquidRepeat for endfor tablerow endtablerow in contained syn match liquidRepeat "\%({%\s*\)\@<=empty\>" contained syn keyword liquidKeyword assign cycle include with contained syn keyword liquidForloop forloop nextgroup=liquidForloopDot contained syn match liquidForloopDot "\." nextgroup=liquidForloopAttribute contained syn keyword liquidForloopAttribute length index index0 rindex rindex0 first last contained syn keyword liquidTablerowloop tablerowloop nextgroup=liquidTablerowloopDot contained syn match liquidTablerowloopDot "\." nextgroup=liquidTableForloopAttribute contained syn keyword liquidTablerowloopAttribute length index index0 col col0 index0 rindex rindex0 first last col_first col_last contained hi def link liquidDelimiter PreProc hi def link liquidComment Comment hi def link liquidTypeHighlight Type hi def link liquidConditional Conditional hi def link liquidRepeat Repeat hi def link liquidKeyword Keyword hi def link liquidOperator Operator hi def link liquidString String hi def link liquidQuote Delimiter hi def link liquidNumber Number hi def link liquidFloat Float hi def link liquidEmpty liquidNull hi def link liquidNull liquidBoolean hi def link liquidBoolean Boolean hi def link liquidFilter Function hi def link liquidForloop Identifier hi def link liquidForloopAttribute Identifier let b:current_syntax = 'liquid' if exists('main_syntax') && main_syntax == 'liquid' unlet main_syntax endif