3 " Maintainer: Tim Pope <vimNOSPAM@tpope.org>
5 " Last Change: 2013 May 30
7 if exists('b:current_syntax')
11 if !exists('main_syntax')
12 let main_syntax = 'liquid'
15 if !exists('g:liquid_default_subtype')
16 let g:liquid_default_subtype = 'html'
19 if !exists('b:liquid_subtype') && main_syntax == 'liquid'
20 let s:lines = getline(1)."\n".getline(2)."\n".getline(3)."\n".getline(4)."\n".getline(5)."\n".getline("$")
21 let b:liquid_subtype = matchstr(s:lines,'liquid_subtype=\zs\w\+')
22 if b:liquid_subtype == ''
23 let b:liquid_subtype = matchstr(&filetype,'^liquid\.\zs\w\+')
25 if b:liquid_subtype == ''
26 let b:liquid_subtype = matchstr(substitute(expand('%:t'),'\c\%(\.liquid\)\+$','',''),'\.\zs\w\+$')
28 if b:liquid_subtype == ''
29 let b:liquid_subtype = g:liquid_default_subtype
33 if exists('b:liquid_subtype') && b:liquid_subtype != ''
34 exe 'runtime! syntax/'.b:liquid_subtype.'.vim'
35 unlet! b:current_syntax
40 if exists('b:liquid_subtype') && b:liquid_subtype != 'yaml'
42 syn include @liquidYamlTop syntax/yaml.vim
43 unlet! b:current_syntax
44 syn region liquidYamlHead start="\%^---$" end="^---\s*$" keepend contains=@liquidYamlTop,@Spell
47 if !exists('g:liquid_highlight_types')
48 let g:liquid_highlight_types = []
51 if !exists('s:subtype')
52 let s:subtype = exists('b:liquid_subtype') ? b:liquid_subtype : ''
54 for s:type in map(copy(g:liquid_highlight_types),'matchstr(v:val,"[^=]*$")')
56 let b:{matchstr(s:type,'[^.]*')}_subtype = matchstr(s:type,'\.\zs.*')
58 exe 'syn include @liquidHighlight'.substitute(s:type,'\.','','g').' syntax/'.matchstr(s:type,'[^.]*').'.vim'
59 unlet! b:current_syntax
64 unlet! b:liquid_subtype
66 let b:liquid_subtype = s:subtype
71 syn region liquidStatement matchgroup=liquidDelimiter start="{%" end="%}" contains=@liquidStatement containedin=ALLBUT,@liquidExempt keepend
72 syn region liquidExpression matchgroup=liquidDelimiter start="{{" end="}}" contains=@liquidExpression containedin=ALLBUT,@liquidExempt keepend
73 syn region liquidComment matchgroup=liquidDelimiter start="{%\s*comment\s*%}" end="{%\s*endcomment\s*%}" contains=liquidTodo,@Spell containedin=ALLBUT,@liquidExempt keepend
74 syn region liquidRaw matchgroup=liquidDelimiter start="{%\s*raw\s*%}" end="{%\s*endraw\s*%}" contains=TOP,@liquidExempt containedin=ALLBUT,@liquidExempt keepend
76 syn cluster liquidExempt contains=liquidStatement,liquidExpression,liquidComment,liquidRaw,@liquidStatement,liquidYamlHead
77 syn cluster liquidStatement contains=liquidConditional,liquidRepeat,liquidKeyword,@liquidExpression
78 syn cluster liquidExpression contains=liquidOperator,liquidString,liquidNumber,liquidFloat,liquidBoolean,liquidNull,liquidEmpty,liquidPipe,liquidForloop
80 syn keyword liquidKeyword highlight nextgroup=liquidTypeHighlight skipwhite contained
81 syn keyword liquidKeyword endhighlight contained
82 syn region liquidHighlight start="{%\s*highlight\s\+\w\+\s*%}" end="{% endhighlight %}" keepend
84 for s:type in g:liquid_highlight_types
85 exe 'syn match liquidTypeHighlight "\<'.matchstr(s:type,'[^=]*').'\>" contained'
86 exe 'syn region liquidHighlight'.substitute(matchstr(s:type,'[^=]*$'),'\..*','','').' start="{%\s*highlight\s\+'.matchstr(s:type,'[^=]*').'\s*%}" end="{% endhighlight %}" keepend contains=@liquidHighlight'.substitute(matchstr(s:type,'[^=]*$'),'\.','','g')
90 syn region liquidString matchgroup=liquidQuote start=+"+ end=+"+ contained
91 syn region liquidString matchgroup=liquidQuote start=+'+ end=+'+ contained
92 syn match liquidNumber "-\=\<\d\+\>" contained
93 syn match liquidFloat "-\=\<\d\+\>\.\.\@!\%(\d\+\>\)\=" contained
94 syn keyword liquidBoolean true false contained
95 syn keyword liquidNull null nil contained
96 syn match liquidEmpty "\<empty\>" contained
98 syn keyword liquidOperator and or not contained
99 syn match liquidPipe '|' contained skipwhite nextgroup=liquidFilter
101 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
103 syn keyword liquidConditional if elsif else endif unless endunless case when endcase ifchanged endifchanged contained
104 syn keyword liquidRepeat for endfor tablerow endtablerow in contained
105 syn match liquidRepeat "\%({%\s*\)\@<=empty\>" contained
106 syn keyword liquidKeyword assign cycle include with contained
108 syn keyword liquidForloop forloop nextgroup=liquidForloopDot contained
109 syn match liquidForloopDot "\." nextgroup=liquidForloopAttribute contained
110 syn keyword liquidForloopAttribute length index index0 rindex rindex0 first last contained
112 syn keyword liquidTablerowloop tablerowloop nextgroup=liquidTablerowloopDot contained
113 syn match liquidTablerowloopDot "\." nextgroup=liquidTableForloopAttribute contained
114 syn keyword liquidTablerowloopAttribute length index index0 col col0 index0 rindex rindex0 first last col_first col_last contained
116 hi def link liquidDelimiter PreProc
117 hi def link liquidComment Comment
118 hi def link liquidTypeHighlight Type
119 hi def link liquidConditional Conditional
120 hi def link liquidRepeat Repeat
121 hi def link liquidKeyword Keyword
122 hi def link liquidOperator Operator
123 hi def link liquidString String
124 hi def link liquidQuote Delimiter
125 hi def link liquidNumber Number
126 hi def link liquidFloat Float
127 hi def link liquidEmpty liquidNull
128 hi def link liquidNull liquidBoolean
129 hi def link liquidBoolean Boolean
130 hi def link liquidFilter Function
131 hi def link liquidForloop Identifier
132 hi def link liquidForloopAttribute Identifier
134 let b:current_syntax = 'liquid'
136 if exists('main_syntax') && main_syntax == 'liquid'