| " Vim syntax file |
| " Language: Liquid |
| " Maintainer: Tim Pope <vimNOSPAM@tpope.org> |
| " Filenames: *.liquid |
| " Last Change: 2022 Mar 15 |
| |
| 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 blank 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 escape escape_once first last join sort size where uniq strip_html strip_newlines newline_to_br replace replace_first remove remove_first slice split strip truncate truncatewords prepend append url_encode url_decode abs at_most at_least ceil divided_by floor minus plus round times modulo contained |
| |
| syn keyword liquidConditional if elsif else endif unless endunless case when endcase ifchanged endifchanged contained |
| syn keyword liquidRepeat for endfor tablerow endtablerow in break continue limit offset reversed contained |
| syn match liquidRepeat "\%({%-\=\s*\)\@<=empty\>" contained |
| syn keyword liquidKeyword assign capture endcapture increasement decreasement cycle include with render 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 |