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1 " Vim syntax file
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2 " Language: ChordPro 6 (https://www.chordpro.org)
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3 " Maintainer: Niels Bo Andersen <niels@niboan.dk>
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4 " Last Change: 2022-04-15
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5
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6 " Quit when a syntax file was already loaded
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7 if exists("b:current_syntax")
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8 finish
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9 endif
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10
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11 let s:cpo_save = &cpo
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12 set cpo&vim
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13
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14 syn case ignore
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15
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16 " Include embedded abc syntax
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17 syn include @Abc syntax/abc.vim
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18
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19 " Lilypond and Pango syntaxes could be embedded as well, but they are not
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20 " available in the distribution.
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21
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22 " Directives without arguments
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23 syn keyword chordproDirective contained nextgroup=chordproConditional
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24 \ new_song ns
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25 \ start_of_chorus soc
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26 \ chorus
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27 \ start_of_verse sov
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28 \ start_of_bridge sob
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29 \ start_of_tab sot
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30 \ start_of_grid sog
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31 \ start_of_abc
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32 \ start_of_ly
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33 \ end_of_chorus eoc
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34 \ end_of_verse eov
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35 \ end_of_bridge eob
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36 \ end_of_tab eot
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37 \ end_of_grid eog
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38 \ end_of_abc
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39 \ end_of_ly
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40 \ new_page np
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41 \ new_physical_page npp
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42 \ column_break cb
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43 \ grid g
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44 \ no_grid ng
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45 \ transpose
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46 \ chordfont cf chordsize cs chordcolour
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47 \ footerfont footersize footercolour
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48 \ gridfont gridsize gridcolour
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49 \ tabfont tabsize tabcolour
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50 \ tocfont tocsize toccolour
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51 \ textfont tf textsize ts textcolour
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52 \ titlefont titlesize titlecolour
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53
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54 " Directives with arguments. Some directives are in both groups, as they can
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55 " be used both with and without arguments
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56 syn keyword chordproDirWithArg contained nextgroup=chordproConditional
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57 \ title t
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58 \ subtitle st
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59 \ sorttitle
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60 \ artist
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61 \ composer
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62 \ lyricist
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63 \ arranger
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64 \ copyright
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65 \ album
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66 \ year
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67 \ key
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68 \ time
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69 \ tempo
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70 \ duration
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71 \ capo
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72 \ comment c
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73 \ highlight
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74 \ comment_italic ci
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75 \ comment_box cb
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76 \ image
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77 \ start_of_chorus soc
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78 \ chorus
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79 \ start_of_verse sov
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80 \ start_of_bridge sob
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81 \ start_of_tab sot
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82 \ start_of_grid sog
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83 \ start_of_abc
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84 \ start_of_ly
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85 \ define
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86 \ chord
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87 \ transpose
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88 \ chordfont cf chordsize cs chordcolour
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89 \ footerfont footersize footercolour
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90 \ gridfont gridsize gridcolour
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91 \ tabfont tabsize tabcolour
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92 \ tocfont tocsize toccolour
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93 \ textfont tf textsize ts textcolour
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94 \ titlefont titlesize titlecolour
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95 \ pagetype
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96 \ titles
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97 \ columns col
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98
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99 syn keyword chordproMetaKeyword contained meta
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100 syn keyword chordproMetadata contained title sorttitle subtitle artist composer lyricist arranger copyright album year key time tempo duration capo
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101 syn keyword chordproStandardMetadata contained songindex page pages pagerange today tuning instrument user
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102 syn match chordproStandardMetadata /instrument\.type/ contained
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103 syn match chordproStandardMetadata /instrument\.description/ contained
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104 syn match chordproStandardMetadata /user\.name/ contained
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105 syn match chordproStandardMetadata /user\.fullname/ contained
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106
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107 syn keyword chordproDefineKeyword contained frets fingers
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108 syn match chordproDefineKeyword /base-fret/ contained
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109
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110 syn match chordproArgumentsNumber /\d\+/ contained
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111
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112 syn match chordproCustom /x_\w\+/ contained
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113
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114 syn match chordproDirMatch /{\w\+\(-\w\+\)\?}/ contains=chordproDirective contained transparent
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115 syn match chordproDirArgMatch /{\w\+\(-\w\+\)\?[: ]/ contains=chordproDirWithArg contained transparent
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116 syn match chordproMetaMatch /{meta\(-\w\+\)\?[: ]\+\w\+/ contains=chordproMetaKeyword,chordproMetadata contained transparent
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117 syn match chordproCustomMatch /{x_\w\+\(-\w\+\)\?[: ]/ contains=chordproCustom contained transparent
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118
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119 syn match chordproConditional /-\w\+/ contained
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120
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121 syn match chordproMetaDataOperator /[=|]/ contained
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122 syn match chordproMetaDataValue /%{\w*/ contains=chordproMetaData,chordproStandardMetadata contained transparent
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123 " Handles nested metadata tags, but the end of the containing chordproTag is
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124 " not highlighted correctly, if there are more than two levels of nesting
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125 syn region chordproMetaDataTag start=/%{\w*/ skip=/%{[^}]*}/ end=/}/ contains=chordproMetaDataValue,chordproMetaDataOperator,chordproMetadataTag contained
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126
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127 syn region chordproArguments start=/{\w\+\(-\w\+\)\?[: ]/hs=e+1 skip=/%{[^}]*}/ end=/}/he=s-1 contains=chordproDirArgMatch,chordproArgumentsNumber,chordproMetaDataTag contained
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128 syn region chordproArguments start=/{\(define\|chord\)\(-\w\+\)\?[: ]/hs=e+1 end=/}/he=s-1 contains=chordproDirArgMatch,chordproDefineKeyword,chordproArgumentsNumber contained
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129 syn region chordproArguments start=/{meta\(-\w\+\)\?[: ]/hs=e+1 skip=/%{[^}]*}/ end=/}/he=s-1 contains=chordproMetaMatch,chordproMetaDataTag contained
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130 syn region chordproArguments start=/{x_\w\+\(-\w\+\)\?[: ]/hs=e+1 end=/}/he=s-1 contains=chordproCustomMatch contained
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131
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132 syn region chordproTag start=/{/ skip=/%{[^}]*}/ end=/}/ contains=chordproDirMatch,chordproArguments oneline
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133
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134 syn region chordproChord matchgroup=chordproBracket start=/\[/ end=/]/ oneline
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135
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136 syn region chordproAnnotation matchgroup=chordproBracket start=/\[\*/ end=/]/ oneline
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137
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138 syn region chordproTab start=/{start_of_tab\(-\w\+\)\?\([: ].\+\)\?}\|{sot\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_tab}\|{eot}/me=s-1 contains=chordproTag,chordproComment keepend
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139
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140 syn region chordproChorus start=/{start_of_chorus\(-\w\+\)\?\([: ].\+\)\?}\|{soc\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_chorus}\|{eoc}/me=s-1 contains=chordproTag,chordproChord,chordproAnnotation,chordproComment keepend
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141
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142 syn region chordproBridge start=/{start_of_bridge\(-\w\+\)\?\([: ].\+\)\?}\|{sob\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_bridge}\|{eob}/me=s-1 contains=chordproTag,chordproChord,chordproAnnotation,chordproComment keepend
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143
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144 syn region chordproAbc start=/{start_of_abc\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_abc}/me=s-1 contains=chordproTag,@Abc keepend
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145
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146 syn match chordproComment /^#.*/
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147
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148 " Define the default highlighting.
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149 hi def link chordproDirective Statement
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150 hi def link chordproDirWithArg Statement
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151 hi def link chordproConditional Statement
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152 hi def link chordproCustom Statement
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153 hi def link chordproMetaKeyword Statement
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154 hi def link chordproMetaDataOperator Operator
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155 hi def link chordproMetaDataTag Function
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156 hi def link chordproArguments Special
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157 hi def link chordproArgumentsNumber Number
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158 hi def link chordproChord Type
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159 hi def link chordproAnnotation Identifier
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160 hi def link chordproTag Constant
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161 hi def link chordproTab PreProc
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162 hi def link chordproComment Comment
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163 hi def link chordproBracket Constant
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164 hi def link chordproDefineKeyword Identifier
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165 hi def link chordproMetadata Identifier
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166 hi def link chordproStandardMetadata Identifier
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167 hi def chordproChorus term=bold cterm=bold gui=bold
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168 hi def chordproBridge term=italic cterm=italic gui=italic
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169
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170 let b:current_syntax = "chordpro"
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171
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172 let &cpo = s:cpo_save
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173 unlet s:cpo_save
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