62 lines
1.6 KiB
VimL
62 lines
1.6 KiB
VimL
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" Vim indent file
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" Language: Elixir
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" Maintainer: Carlos Galdino <carloshsgaldino@gmail.com>
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" Last Change: 2013 Apr 24
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if exists("b:did_indent")
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finish
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endif
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let b:did_indent = 1
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setlocal nosmartindent
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setlocal indentexpr=GetElixirIndent(v:lnum)
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setlocal indentkeys+==end,=else:,=match:,=elsif:,=catch:,=after:,=rescue:
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if exists("*GetElixirIndent")
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finish
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endif
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let s:cpo_save = &cpo
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set cpo&vim
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let s:skip_syntax = '\%(Comment\|String\)$'
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let s:block_skip = "synIDattr(synID(line('.'),col('.'),1),'name') =~? '" . s:skip_syntax . "'"
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let s:block_start = 'do\|fn'
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let s:block_middle = 'else\|match\|elsif\|catch\|after\|rescue'
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let s:block_end = 'end'
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let s:indent_keywords = '\<\%(' . s:block_start . '\|' . s:block_middle . '\)$'
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let s:deindent_keywords = '^\s*\<\%(' . s:block_end . '\|' . s:block_middle . '\)\>'
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function! GetElixirIndent(...)
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let lnum = prevnonblank(v:lnum - 1)
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let ind = indent(lnum)
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" At the start of the file use zero indent.
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if lnum == 0
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return 0
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endif
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if synIDattr(synID(v:lnum, 1, 1), "name") !~ '\(Comment\|String\)$'
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if getline(lnum) =~ s:indent_keywords .
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\ '\|^\s*\%(^.*[\[{(].*[,:]\|.*->\)$'
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let ind += &sw
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endif
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if getline(v:lnum) =~ s:deindent_keywords
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let bslnum = searchpair( '\<\%(' . s:block_start . '\):\@!\>',
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\ '\<\%(' . s:block_middle . '\):\@!\>\zs',
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\ '\<:\@<!' . s:block_end . '\>\zs',
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\ 'nbW',
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\ s:block_skip )
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let ind = indent(bslnum)
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endif
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endif
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return ind
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endfunction
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let &cpo = s:cpo_save
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unlet s:cpo_save
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