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67 lines
2.0 KiB
VimL
67 lines
2.0 KiB
VimL
" Vim indent file
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" Language: Liquid
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" Maintainer: Tim Pope <vimNOSPAM@tpope.org>
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" Last Change: 2022 Mar 15
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if exists('b:did_indent')
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finish
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endif
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set indentexpr=
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if exists('b:liquid_subtype')
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exe 'runtime! indent/'.b:liquid_subtype.'.vim'
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else
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runtime! indent/html.vim
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endif
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unlet! b:did_indent
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if &l:indentexpr == ''
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if &l:cindent
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let &l:indentexpr = 'cindent(v:lnum)'
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else
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let &l:indentexpr = 'indent(prevnonblank(v:lnum-1))'
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endif
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endif
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let b:liquid_subtype_indentexpr = &l:indentexpr
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let b:did_indent = 1
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setlocal indentexpr=GetLiquidIndent()
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setlocal indentkeys=o,O,*<Return>,<>>,{,},0),0],o,O,!^F,=end,=endif,=endunless,=endifchanged,=endcase,=endfor,=endtablerow,=endcapture,=else,=elsif,=when,=empty
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let b:undo_indent = "setl inde< indk<"
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" Only define the function once.
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if exists('*GetLiquidIndent')
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finish
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endif
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function! s:count(string, pattern) abort
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let string = substitute(a:string,'\C'.a:pattern,"\n",'g')
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return strlen(substitute(string,"[^\n]",'','g'))
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endfunction
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function! GetLiquidIndent(...) abort
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if a:0 && a:1 == '.'
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let v:lnum = line('.')
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elseif a:0 && a:1 =~ '^\d'
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let v:lnum = a:1
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endif
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let vcol = col('.')
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call cursor(v:lnum,1)
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exe "let ind = ".b:liquid_subtype_indentexpr
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let lnum = prevnonblank(v:lnum-1)
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let line = getline(lnum)
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let cline = getline(v:lnum)
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let line = substitute(line,'\C^\%(\s*{%-\=\s*end\w*\s*-\=%}\)\+','','')
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let line = substitute(line,'\C\%(\s*{%-\=\s*if.\+-\=%}.\+{%-\=\s*endif\s*-\=%}\)\+','','g')
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let line .= matchstr(cline,'\C^\%(\s*{%-\=\s*end\w*\s*-\=%}\)\+')
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let cline = substitute(cline,'\C^\%(\s*{%-\=\s*end\w*\s*-\=%}\)\+','','')
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let sw = shiftwidth()
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let ind += sw * s:count(line,'{%-\=\s*\%(if\|elsif\|else\|unless\|ifchanged\|case\|when\|for\|empty\|tablerow\|capture\)\>')
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let ind -= sw * s:count(line,'{%-\=\s*end\%(if\|unless\|ifchanged\|case\|for\|tablerow\|capture\)\>')
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let ind -= sw * s:count(cline,'{%-\=\s*\%(elsif\|else\|when\|empty\)\>')
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let ind -= sw * s:count(cline,'{%-\=\s*end\w*$')
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return ind
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endfunction
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