77 lines
2.2 KiB
VimL
77 lines
2.2 KiB
VimL
" Vim indent file
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" Language: Haml
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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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runtime! indent/ruby.vim
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unlet! b:did_indent
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let b:did_indent = 1
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setlocal autoindent
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setlocal indentexpr=GetHamlIndent()
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setlocal indentkeys=o,O,*<Return>,},],0),!^F,=end,=else,=elsif,=rescue,=ensure,=when
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let b:undo_indent = "setl ai< inde< indk<"
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" Only define the function once.
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if exists("*GetHamlIndent")
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finish
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endif
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let s:attributes = '\%({.\{-\}}\|\[.\{-\}\]\)'
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let s:tag = '\%([%.#][[:alnum:]_-]\+\|'.s:attributes.'\)*[<>]*'
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if !exists('g:haml_self_closing_tags')
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let g:haml_self_closing_tags = 'base|link|meta|br|hr|img|input'
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endif
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function! GetHamlIndent()
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let lnum = prevnonblank(v:lnum-1)
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if lnum == 0
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return 0
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endif
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let line = substitute(getline(lnum),'\s\+$','','')
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let cline = substitute(substitute(getline(v:lnum),'\s\+$','',''),'^\s\+','','')
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let lastcol = strlen(line)
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let line = substitute(line,'^\s\+','','')
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let indent = indent(lnum)
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let cindent = indent(v:lnum)
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let sw = shiftwidth()
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if cline =~# '\v^-\s*%(elsif|else|when)>'
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let indent = cindent < indent ? cindent : indent - sw
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endif
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let increase = indent + sw
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if indent == indent(lnum)
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let indent = cindent <= indent ? -1 : increase
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endif
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let group = synIDattr(synID(lnum,lastcol,1),'name')
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if line =~ '^!!!'
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return indent
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elseif line =~ '^/\%(\[[^]]*\]\)\=$'
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return increase
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elseif group == 'hamlFilter'
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return increase
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elseif line =~ '^'.s:tag.'[&!]\=[=~-]\s*\%(\%(if\|else\|elsif\|unless\|case\|when\|while\|until\|for\|begin\|module\|class\|def\)\>\%(.*\<end\>\)\@!\|.*do\%(\s*|[^|]*|\)\=\s*$\)'
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return increase
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elseif line =~ '^'.s:tag.'[&!]\=[=~-].*,\s*$'
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return increase
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elseif line == '-#'
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return increase
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elseif group =~? '\v^(hamlSelfCloser)$' || line =~? '^%\v%('.g:haml_self_closing_tags.')>'
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return indent
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elseif group =~? '\v^%(hamlTag|hamlAttributesDelimiter|hamlObjectDelimiter|hamlClass|hamlId|htmlTagName|htmlSpecialTagName)$'
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return increase
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elseif synIDattr(synID(v:lnum,1,1),'name') ==? 'hamlRubyFilter'
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return GetRubyIndent()
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else
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return indent
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endif
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endfunction
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" vim:set sw=2:
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