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annotate runtime/syntax/r.vim @ 9851:eafd017d8a5a

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Added tag v7.4.2200 for changeset 67781bb0a61a55adea7ed2394daddbb2e838046e
author Christian Brabandt <cb@256bit.org>
date Fri, 12 Aug 2016 16:30:07 +0200
parents da01d5da2cfa
children 03fa8a51e9dc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 " Vim syntax file
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2 " Language: R (GNU S)
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3 " Maintainer: Jakson Aquino <jalvesaq@gmail.com>
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4 " Former Maintainers: Vaidotas Zemlys <zemlys@gmail.com>
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5 " Tom Payne <tom@tompayne.org>
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6 " Contributor: Johannes Ranke <jranke@uni-bremen.de>
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7 " Homepage: https://github.com/jalvesaq/R-Vim-runtime
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8 " Last Change: Thu Mar 10, 2016 12:26PM
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9 " Filenames: *.R *.r *.Rhistory *.Rt
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10 "
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11 " NOTE: The highlighting of R functions is defined in
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12 " runtime files created by a filetype plugin, if installed.
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13 "
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14 " CONFIGURATION:
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15 " Syntax folding can be turned on by
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16 "
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17 " let r_syntax_folding = 1
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18 "
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19 " ROxygen highlighting can be turned off by
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20 "
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21 " let r_hl_roxygen = 0
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22 "
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23 " Some lines of code were borrowed from Zhuojun Chen.
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24
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25 if exists("b:current_syntax")
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26 finish
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27 endif
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28
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29 setlocal iskeyword=@,48-57,_,.
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30
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31 if exists("g:r_syntax_folding") && g:r_syntax_folding
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32 setlocal foldmethod=syntax
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33 endif
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34 if !exists("g:r_hl_roxygen")
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35 let g:r_hl_roxygen = 1
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36 endif
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37
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38 syn case match
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39
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40 " Comment
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41 syn match rCommentTodo contained "\(BUG\|FIXME\|NOTE\|TODO\):"
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42 syn match rComment contains=@Spell,rCommentTodo,rOBlock "#.*"
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43
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44 " Roxygen
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45 if g:r_hl_roxygen
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46 syn region rOBlock start="^\s*\n#\{1,2}' " start="\%^#\{1,2}' " end="^\(#\{1,2}'\)\@!" contains=rOTitle,rOKeyword,rOExamples,@Spell keepend
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47 syn region rOTitle start="^\s*\n#\{1,2}' " start="\%^#\{1,2}' " end="^\(#\{1,2}'\s*$\)\@=" contained contains=rOCommentKey
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48 syn match rOCommentKey "#\{1,2}'" containedin=rOTitle contained
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49
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50 syn region rOExamples start="^#\{1,2}' @examples.*"rs=e+1,hs=e+1 end="^\(#\{1,2}' @.*\)\@=" end="^\(#\{1,2}'\)\@!" contained contains=rOKeyword
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51
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52 syn match rOKeyword contained "@\(param\|return\|name\|rdname\|examples\|example\|include\|docType\)"
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53 syn match rOKeyword contained "@\(S3method\|TODO\|aliases\|alias\|assignee\|author\|callGraphDepth\|callGraph\)"
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54 syn match rOKeyword contained "@\(callGraphPrimitives\|concept\|exportClass\|exportMethod\|exportPattern\|export\|formals\)"
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55 syn match rOKeyword contained "@\(format\|importClassesFrom\|importFrom\|importMethodsFrom\|import\|keywords\|useDynLib\)"
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56 syn match rOKeyword contained "@\(method\|noRd\|note\|references\|seealso\|setClass\|slot\|source\|title\|usage\)"
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57 syn match rOKeyword contained "@\(family\|template\|templateVar\|description\|details\|inheritParams\|field\)"
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58 endif
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59
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60
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61 if &filetype == "rhelp"
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62 " string enclosed in double quotes
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63 syn region rString contains=rSpecial,@Spell start=/"/ skip=/\\\\\|\\"/ end=/"/
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64 " string enclosed in single quotes
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65 syn region rString contains=rSpecial,@Spell start=/'/ skip=/\\\\\|\\'/ end=/'/
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66 else
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67 " string enclosed in double quotes
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68 syn region rString contains=rSpecial,rStrError,@Spell start=/"/ skip=/\\\\\|\\"/ end=/"/
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69 " string enclosed in single quotes
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70 syn region rString contains=rSpecial,rStrError,@Spell start=/'/ skip=/\\\\\|\\'/ end=/'/
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71 endif
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72
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73 syn match rStrError display contained "\\."
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74
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75
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76 " New line, carriage return, tab, backspace, bell, feed, vertical tab, backslash
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77 syn match rSpecial display contained "\\\(n\|r\|t\|b\|a\|f\|v\|'\|\"\)\|\\\\"
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78
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79 " Hexadecimal and Octal digits
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80 syn match rSpecial display contained "\\\(x\x\{1,2}\|[0-8]\{1,3}\)"
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81
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82 " Unicode characters
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83 syn match rSpecial display contained "\\u\x\{1,4}"
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84 syn match rSpecial display contained "\\U\x\{1,8}"
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85 syn match rSpecial display contained "\\u{\x\{1,4}}"
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86 syn match rSpecial display contained "\\U{\x\{1,8}}"
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87
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88 " Statement
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89 syn keyword rStatement break next return
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90 syn keyword rConditional if else
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91 syn keyword rRepeat for in repeat while
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92
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93 " Constant (not really)
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94 syn keyword rConstant T F LETTERS letters month.abb month.name pi
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95 syn keyword rConstant R.version.string
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96
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97 syn keyword rNumber NA_integer_ NA_real_ NA_complex_ NA_character_
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98
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99 " Constants
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100 syn keyword rConstant NULL
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101 syn keyword rBoolean FALSE TRUE
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102 syn keyword rNumber NA Inf NaN
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103
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104 " integer
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105 syn match rInteger "\<\d\+L"
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106 syn match rInteger "\<0x\([0-9]\|[a-f]\|[A-F]\)\+L"
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107 syn match rInteger "\<\d\+[Ee]+\=\d\+L"
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108
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109 " number with no fractional part or exponent
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110 syn match rNumber "\<\d\+\>"
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111 " hexadecimal number
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112 syn match rNumber "\<0x\([0-9]\|[a-f]\|[A-F]\)\+"
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113
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114 " floating point number with integer and fractional parts and optional exponent
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115 syn match rFloat "\<\d\+\.\d*\([Ee][-+]\=\d\+\)\="
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116 " floating point number with no integer part and optional exponent
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117 syn match rFloat "\<\.\d\+\([Ee][-+]\=\d\+\)\="
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118 " floating point number with no fractional part and optional exponent
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119 syn match rFloat "\<\d\+[Ee][-+]\=\d\+"
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120
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121 " complex number
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122 syn match rComplex "\<\d\+i"
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123 syn match rComplex "\<\d\++\d\+i"
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124 syn match rComplex "\<0x\([0-9]\|[a-f]\|[A-F]\)\+i"
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125 syn match rComplex "\<\d\+\.\d*\([Ee][-+]\=\d\+\)\=i"
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126 syn match rComplex "\<\.\d\+\([Ee][-+]\=\d\+\)\=i"
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127 syn match rComplex "\<\d\+[Ee][-+]\=\d\+i"
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128
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129 syn match rAssign '='
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130 syn match rOperator "&"
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131 syn match rOperator '-'
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132 syn match rOperator '\*'
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133 syn match rOperator '+'
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134 if &filetype != "rmd" && &filetype != "rrst"
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135 syn match rOperator "[|!<>^~/:]"
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136 else
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137 syn match rOperator "[|!<>^~`/:]"
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138 endif
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139 syn match rOperator "%\{2}\|%\S\{-}%"
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140 syn match rOperator '\([!><]\)\@<=='
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141 syn match rOperator '=='
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142 syn match rOpError '\*\{3}'
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143 syn match rOpError '//'
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144 syn match rOpError '&&&'
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145 syn match rOpError '|||'
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146 syn match rOpError '<<'
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147 syn match rOpError '>>'
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148
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149 syn match rAssign "<\{1,2}-"
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150 syn match rAssign "->\{1,2}"
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151
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152 " Special
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153 syn match rDelimiter "[,;:]"
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154
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155 " Error
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156 if exists("g:r_syntax_folding")
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157 syn region rRegion matchgroup=Delimiter start=/(/ matchgroup=Delimiter end=/)/ transparent contains=ALLBUT,rError,rBraceError,rCurlyError fold
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158 syn region rRegion matchgroup=Delimiter start=/{/ matchgroup=Delimiter end=/}/ transparent contains=ALLBUT,rError,rBraceError,rParenError fold
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159 syn region rRegion matchgroup=Delimiter start=/\[/ matchgroup=Delimiter end=/]/ transparent contains=ALLBUT,rError,rCurlyError,rParenError fold
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160 else
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161 syn region rRegion matchgroup=Delimiter start=/(/ matchgroup=Delimiter end=/)/ transparent contains=ALLBUT,rError,rBraceError,rCurlyError
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162 syn region rRegion matchgroup=Delimiter start=/{/ matchgroup=Delimiter end=/}/ transparent contains=ALLBUT,rError,rBraceError,rParenError
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163 syn region rRegion matchgroup=Delimiter start=/\[/ matchgroup=Delimiter end=/]/ transparent contains=ALLBUT,rError,rCurlyError,rParenError
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164 endif
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165
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166 syn match rError "[)\]}]"
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Bram Moolenaar <bram@vim.org>
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167 syn match rBraceError "[)}]" contained
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Bram Moolenaar <bram@vim.org>
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168 syn match rCurlyError "[)\]]" contained
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Bram Moolenaar <bram@vim.org>
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169 syn match rParenError "[\]}]" contained
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170
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171 if !exists("g:R_hi_fun")
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172 let g:R_hi_fun = 1
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173 endif
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174 if g:R_hi_fun
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175 " Nvim-R:
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176 runtime R/functions.vim
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177 " Vim-R-plugin:
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178 runtime r-plugin/functions.vim
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179 endif
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180
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181 syn match rDollar display contained "\$"
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182 syn match rDollar display contained "@"
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183
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184 " List elements will not be highlighted as functions:
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185 syn match rLstElmt "\$[a-zA-Z0-9\\._]*" contains=rDollar
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186 syn match rLstElmt "@[a-zA-Z0-9\\._]*" contains=rDollar
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187
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188 " Functions that may add new objects
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189 syn keyword rPreProc library require attach detach source
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190
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191 if &filetype == "rhelp"
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192 syn match rHelpIdent '\\method'
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193 syn match rHelpIdent '\\S4method'
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194 endif
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195
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196 " Type
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197 syn keyword rType array category character complex double function integer list logical matrix numeric vector data.frame
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198
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199 " Name of object with spaces
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200 if &filetype != "rmd" && &filetype != "rrst"
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201 syn region rNameWSpace start="`" end="`"
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202 endif
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203
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204 if &filetype == "rhelp"
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205 syn match rhPreProc "^#ifdef.*"
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206 syn match rhPreProc "^#endif.*"
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207 syn match rhSection "\\dontrun\>"
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208 endif
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209
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210 if exists("r_syn_minlines")
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211 exe "syn sync minlines=" . r_syn_minlines
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212 else
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213 syn sync minlines=40
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214 endif
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215
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216 " Define the default highlighting.
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217 hi def link rAssign Statement
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218 hi def link rBoolean Boolean
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Bram Moolenaar <bram@vim.org>
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219 hi def link rBraceError Error
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Bram Moolenaar <bram@vim.org>
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220 hi def link rComment Comment
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221 hi def link rCommentTodo Todo
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222 hi def link rComplex Number
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Bram Moolenaar <bram@vim.org>
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223 hi def link rConditional Conditional
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Bram Moolenaar <bram@vim.org>
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224 hi def link rConstant Constant
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Bram Moolenaar <bram@vim.org>
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225 hi def link rCurlyError Error
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Bram Moolenaar <bram@vim.org>
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diff changeset
226 hi def link rDelimiter Delimiter
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Bram Moolenaar <bram@vim.org>
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227 hi def link rDollar SpecialChar
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Bram Moolenaar <bram@vim.org>
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228 hi def link rError Error
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Bram Moolenaar <bram@vim.org>
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229 hi def link rFloat Float
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230 hi def link rFunction Function
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231 hi def link rHelpIdent Identifier
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232 hi def link rhPreProc PreProc
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Bram Moolenaar <bram@vim.org>
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233 hi def link rhSection PreCondit
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234 hi def link rInteger Number
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235 hi def link rLstElmt Normal
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236 hi def link rNameWSpace Normal
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Bram Moolenaar <bram@vim.org>
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diff changeset
237 hi def link rNumber Number
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Bram Moolenaar <bram@vim.org>
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diff changeset
238 hi def link rOperator Operator
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diff changeset
239 hi def link rOpError Error
2608
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Bram Moolenaar <bram@vim.org>
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diff changeset
240 hi def link rParenError Error
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Bram Moolenaar <bram@vim.org>
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diff changeset
241 hi def link rPreProc PreProc
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Bram Moolenaar <bram@vim.org>
parents: 856
diff changeset
242 hi def link rRepeat Repeat
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Bram Moolenaar <bram@vim.org>
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diff changeset
243 hi def link rSpecial SpecialChar
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Bram Moolenaar <bram@vim.org>
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diff changeset
244 hi def link rStatement Statement
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Bram Moolenaar <bram@vim.org>
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diff changeset
245 hi def link rString String
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Bram Moolenaar <bram@vim.org>
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246 hi def link rStrError Error
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Bram Moolenaar <bram@vim.org>
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diff changeset
247 hi def link rType Type
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248 if g:r_hl_roxygen
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249 hi def link rOKeyword Title
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250 hi def link rOBlock Comment
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251 hi def link rOTitle Title
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252 hi def link rOCommentKey Comment
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253 hi def link rOExamples SpecialComment
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diff changeset
254 endif
7315
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255
7
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256
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diff changeset
257 let b:current_syntax="r"
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258
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diff changeset
259 " vim: ts=8 sw=2