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1 " Vim default file
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2 " Language: Racc input file
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3 " Maintainer: Nikolai Weibull <now@bitwi.se>
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4 " Latest Revision: 2006-07-09
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5
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6 if exists("b:current_syntax")
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7 finish
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8 endif
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9
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10 let s:cpo_save = &cpo
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11 set cpo&vim
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12
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13 syn keyword raccTodo contained TODO FIXME XXX NOTE
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14
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15 syn region raccComment start='/\*' end='\*/'
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16 \ contains=raccTodo,@Spell
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17 syn region raccComment display oneline start='#' end='$'
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18 \ contains=raccTodo,@Spell
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19
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20 syn region raccClass transparent matchgroup=raccKeyword
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21 \ start='\<class\>' end='\<rule\>'he=e-4
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22 \ contains=raccComment,raccPrecedence,
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23 \ raccTokenDecl,raccExpect,raccOptions,raccConvert,
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24 \ raccStart,
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25
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26 syn region raccPrecedence transparent matchgroup=raccKeyword
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27 \ start='\<prechigh\>' end='\<preclow\>'
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28 \ contains=raccComment,raccPrecSpec
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29
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30 syn keyword raccPrecSpec contained nonassoc left right
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31 \ nextgroup=raccPrecToken,raccPrecString skipwhite
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32 \ skipnl
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33
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34 syn match raccPrecToken contained '\<\u[A-Z0-9]*\>'
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35 \ nextgroup=raccPrecToken,raccPrecString skipwhite
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36 \ skipnl
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37
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38 syn region raccPrecString matchgroup=raccPrecString start=+"+
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39 \ skip=+\\\\\|\\"+ end=+"+
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40 \ contains=raccSpecial
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41 \ nextgroup=raccPrecToken,raccPrecString skipwhite
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42 \ skipnl
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43 syn region raccPrecString matchgroup=raccPrecString start=+'+
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44 \ skip=+\\\\\|\\'+ end=+'+ contains=raccSpecial
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45 \ nextgroup=raccPrecToken,raccPrecString skipwhite
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46 \ skipnl
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47
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48 syn keyword raccTokenDecl contained token
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49 \ nextgroup=raccTokenR skipwhite skipnl
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50
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51 syn match raccTokenR contained '\<\u[A-Z0-9]*\>'
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52 \ nextgroup=raccTokenR skipwhite skipnl
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53
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54 syn keyword raccExpect contained expect
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55 \ nextgroup=raccNumber skipwhite skipnl
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56
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57 syn match raccNumber contained '\<\d\+\>'
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58
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59 syn keyword raccOptions contained options
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60 \ nextgroup=raccOptionsR skipwhite skipnl
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61
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62 syn keyword raccOptionsR contained omit_action_call result_var
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63 \ nextgroup=raccOptionsR skipwhite skipnl
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64
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65 syn region raccConvert transparent contained matchgroup=raccKeyword
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66 \ start='\<convert\>' end='\<end\>'
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67 \ contains=raccComment,raccConvToken skipwhite
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68 \ skipnl
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69
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70 syn match raccConvToken contained '\<\u[A-Z0-9]*\>'
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71 \ nextgroup=raccString skipwhite skipnl
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72
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73 syn keyword raccStart contained start
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74 \ nextgroup=raccTargetS skipwhite skipnl
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75
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76 syn match raccTargetS contained '\<\l[a-z0-9]*\>'
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77
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78 syn match raccSpecial contained '\\["'\\]'
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79
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80 syn region raccString start=+"+ skip=+\\\\\|\\"+ end=+"+
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81 \ contains=raccSpecial
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82 syn region raccString start=+'+ skip=+\\\\\|\\'+ end=+'+
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83 \ contains=raccSpecial
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84
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85 syn region raccRules transparent matchgroup=raccKeyword start='\<rule\>'
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86 \ end='\<end\>' contains=raccComment,raccString,
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87 \ raccNumber,raccToken,raccTarget,raccDelimiter,
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88 \ raccAction
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89
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90 syn match raccTarget contained '\<\l[a-z0-9]*\>'
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91
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92 syn match raccDelimiter contained '[:|]'
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93
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94 syn match raccToken contained '\<\u[A-Z0-9]*\>'
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95
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96 syn include @raccRuby syntax/ruby.vim
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97
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98 syn region raccAction transparent matchgroup=raccDelimiter
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99 \ start='{' end='}' contains=@raccRuby
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100
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101 syn region raccHeader transparent matchgroup=raccPreProc
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102 \ start='^---- header.*' end='^----'he=e-4
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103 \ contains=@raccRuby
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104
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105 syn region raccInner transparent matchgroup=raccPreProc
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106 \ start='^---- inner.*' end='^----'he=e-4
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107 \ contains=@raccRuby
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108
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109 syn region raccFooter transparent matchgroup=raccPreProc
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110 \ start='^---- footer.*' end='^----'he=e-4
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111 \ contains=@raccRuby
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112
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113 syn sync match raccSyncHeader grouphere raccHeader '^---- header'
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114 syn sync match raccSyncInner grouphere raccInner '^---- inner'
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115 syn sync match raccSyncFooter grouphere raccFooter '^---- footer'
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116
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117 hi def link raccTodo Todo
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118 hi def link raccComment Comment
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119 hi def link raccPrecSpec Type
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120 hi def link raccPrecToken raccToken
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121 hi def link raccPrecString raccString
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122 hi def link raccTokenDecl Keyword
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123 hi def link raccToken Identifier
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124 hi def link raccTokenR raccToken
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125 hi def link raccExpect Keyword
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126 hi def link raccNumber Number
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127 hi def link raccOptions Keyword
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128 hi def link raccOptionsR Identifier
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129 hi def link raccConvToken raccToken
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130 hi def link raccStart Keyword
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131 hi def link raccTargetS Type
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132 hi def link raccSpecial special
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133 hi def link raccString String
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134 hi def link raccTarget Type
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135 hi def link raccDelimiter Delimiter
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136 hi def link raccPreProc PreProc
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137 hi def link raccKeyword Keyword
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138
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139 let b:current_syntax = "racc"
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140
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141 let &cpo = s:cpo_save
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142 unlet s:cpo_save
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