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1 " Vim syntax file
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2 " Language: eRuby
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3 " Maintainer: Tim Pope <vimNOSPAM@tpope.info>
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4 " Info: $Id$
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5 " URL: http://vim-ruby.rubyforge.org
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6 " Anon CVS: See above site
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7 " Release Coordinator: Doug Kearns <dougkearns@gmail.com>
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8
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9 if exists("b:current_syntax")
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10 finish
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11 endif
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12
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13 if !exists("main_syntax")
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14 let main_syntax = 'eruby'
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15 endif
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16
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17 if !exists("g:eruby_default_subtype")
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18 let g:eruby_default_subtype = "html"
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19 endif
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20
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21 if !exists("b:eruby_subtype") && main_syntax == 'eruby'
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22 let s:lines = getline(1)."\n".getline(2)."\n".getline(3)."\n".getline(4)."\n".getline(5)."\n".getline("$")
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23 let b:eruby_subtype = matchstr(s:lines,'eruby_subtype=\zs\w\+')
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24 if b:eruby_subtype == ''
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25 let b:eruby_subtype = matchstr(substitute(expand("%:t"),'\c\%(\.erb\)\+$','',''),'\.\zs\w\+$')
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26 endif
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27 if b:eruby_subtype == 'rhtml'
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28 let b:eruby_subtype = 'html'
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29 elseif b:eruby_subtype == 'rb'
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30 let b:eruby_subtype = 'ruby'
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31 elseif b:eruby_subtype == 'yml'
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32 let b:eruby_subtype = 'yaml'
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33 elseif b:eruby_subtype == 'js'
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34 let b:eruby_subtype = 'javascript'
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35 elseif b:eruby_subtype == 'txt'
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36 " Conventional; not a real file type
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37 let b:eruby_subtype = 'text'
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38 elseif b:eruby_subtype == ''
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39 let b:eruby_subtype = g:eruby_default_subtype
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40 endif
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41 endif
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42
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43 if !exists("b:eruby_nest_level")
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44 let b:eruby_nest_level = strlen(substitute(substitute(substitute(expand("%:t"),'@','','g'),'\c\.\%(erb\|rhtml\)\>','@','g'),'[^@]','','g'))
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45 endif
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46 if !b:eruby_nest_level
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47 let b:eruby_nest_level = 1
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48 endif
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49
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50 if exists("b:eruby_subtype") && b:eruby_subtype != ''
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51 exe "runtime! syntax/".b:eruby_subtype.".vim"
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52 unlet! b:current_syntax
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53 endif
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54 syn include @rubyTop syntax/ruby.vim
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55
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56 syn cluster erubyRegions contains=erubyOneLiner,erubyBlock,erubyExpression,erubyComment
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57
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58 exe 'syn region erubyOneLiner matchgroup=erubyDelimiter start="^%\{1,'.b:eruby_nest_level.'\}%\@!" end="$" contains=@rubyTop containedin=ALLBUT,@erbRegions keepend oneline'
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59 exe 'syn region erubyBlock matchgroup=erubyDelimiter start="<%\{1,'.b:eruby_nest_level.'\}%\@!-\=" end="-\=%>" contains=@rubyTop containedin=ALLBUT,@erbRegions'
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60 exe 'syn region erubyExpression matchgroup=erubyDelimiter start="<%\{1,'.b:eruby_nest_level.'\}=" end="-\=%>" contains=@rubyTop containedin=ALLBUT,@erbRegions'
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61 exe 'syn region erubyComment matchgroup=erubyDelimiter start="<%\{1,'.b:eruby_nest_level.'\}#" end="-\=%>" contains=rubyTodo,@Spell containedin=ALLBUT,@erbRegions keepend'
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62
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63 " Define the default highlighting.
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64 " For version 5.7 and earlier: only when not done already
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65 " For version 5.8 and later: only when an item doesn't have highlighting yet
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66 if version >= 508 || !exists("did_eruby_syntax_inits")
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67 if version < 508
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68 let did_ruby_syntax_inits = 1
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69 command -nargs=+ HiLink hi link <args>
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70 else
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71 command -nargs=+ HiLink hi def link <args>
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72 endif
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73
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74 HiLink erubyDelimiter Delimiter
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75 HiLink erubyComment Comment
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76
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77 delcommand HiLink
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78 endif
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79 let b:current_syntax = 'eruby'
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80
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81 if main_syntax == 'eruby'
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82 unlet main_syntax
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83 endif
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84
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85 " vim: nowrap sw=2 sts=2 ts=8 ff=unix:
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