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1 " Vim indent file
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2 " Language: eRuby
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3 " Maintainer: Tim Pope <vimNOSPAM@tpope.org>
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4 " URL: https://github.com/vim-ruby/vim-ruby
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5 " Release Coordinator: Doug Kearns <dougkearns@gmail.com>
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6
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7 if exists("b:did_indent")
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8 finish
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9 endif
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10
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11 runtime! indent/ruby.vim
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12 unlet! b:did_indent
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13 setlocal indentexpr=
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14
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15 if exists("b:eruby_subtype")
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16 exe "runtime! indent/".b:eruby_subtype.".vim"
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17 else
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18 runtime! indent/html.vim
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19 endif
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20 unlet! b:did_indent
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21
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22 if &l:indentexpr == ''
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23 if &l:cindent
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24 let &l:indentexpr = 'cindent(v:lnum)'
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25 else
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26 let &l:indentexpr = 'indent(prevnonblank(v:lnum-1))'
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27 endif
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28 endif
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29 let b:eruby_subtype_indentexpr = &l:indentexpr
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30
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31 let b:did_indent = 1
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32
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33 setlocal indentexpr=GetErubyIndent()
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34 setlocal indentkeys=o,O,*<Return>,<>>,{,},0),0],o,O,!^F,=end,=else,=elsif,=rescue,=ensure,=when
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35
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36 " Only define the function once.
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37 if exists("*GetErubyIndent")
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38 finish
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39 endif
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40
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41 function! GetErubyIndent(...)
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42 if a:0 && a:1 == '.'
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43 let v:lnum = line('.')
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44 elseif a:0 && a:1 =~ '^\d'
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45 let v:lnum = a:1
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46 endif
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47 let vcol = col('.')
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48 call cursor(v:lnum,1)
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49 let inruby = searchpair('<%','','%>','W')
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50 call cursor(v:lnum,vcol)
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51 if inruby && getline(v:lnum) !~ '^<%\|^\s*[-=]\=%>'
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52 let ind = GetRubyIndent(v:lnum)
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53 else
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54 exe "let ind = ".b:eruby_subtype_indentexpr
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55 endif
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56 let lnum = prevnonblank(v:lnum-1)
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57 let line = getline(lnum)
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58 let cline = getline(v:lnum)
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59 if cline =~# '^\s*<%[-=]\=\s*\%(}\|end\|else\|\%(ensure\|rescue\|elsif\|when\).\{-\}\)\s*\%([-=]\=%>\|$\)'
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60 let ind = ind - &sw
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61 endif
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62 if line =~# '\S\s*<%[-=]\=\s*\%(}\|end\).\{-\}\s*\%([-=]\=%>\|$\)'
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63 let ind = ind - &sw
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64 endif
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65 if line =~# '\%({\|\<do\)\%(\s*|[^|]*|\)\=\s*[-=]\=%>'
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66 let ind = ind + &sw
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67 elseif line =~# '<%[-=]\=\s*\%(module\|class\|def\|if\|for\|while\|until\|else\|elsif\|case\|when\|unless\|begin\|ensure\|rescue\)\>.*%>'
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68 let ind = ind + &sw
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69 endif
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70 if line =~# '^\s*<%[=#-]\=\s*$' && cline !~# '^\s*end\>'
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71 let ind = ind + &sw
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72 endif
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73 if line !~# '^\s*<%' && line =~# '%>\s*$'
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74 let ind = ind - &sw
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75 endif
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76 if cline =~# '^\s*[-=]\=%>\s*$'
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77 let ind = ind - &sw
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78 endif
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79 return ind
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80 endfunction
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81
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82 " vim:set sw=2 sts=2 ts=8 noet:
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