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annotate runtime/syntax/dircolors.vim @ 7554:85ce1cd50d05

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Added tag v7.4.1077 for changeset f0205ac9818fc950a1848bec9b139c394a4053ea
author Christian Brabandt <cb@256bit.org>
date Sun, 10 Jan 2016 14:45:04 +0100
parents ab1508486b12
children 773d627cac0b
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: dircolors(1) input file
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3 " Maintainer: Jan Larres <jan@majutsushi.net>
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4 " Previous Maintainer: Nikolai Weibull <now@bitwi.se>
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5 " Latest Revision: 2013-08-17
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6
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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 syntax keyword dircolorsTodo FIXME TODO XXX NOTE contained
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15
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16 syntax region dircolorsComment start='#' end='$' contains=dircolorsTodo,@Spell
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17
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18 syntax keyword dircolorsKeyword TERM LEFT LEFTCODE RIGHT RIGHTCODE END ENDCODE
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19
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20 syntax keyword dircolorsKeyword NORMAL NORM FILE RESET DIR LNK LINK SYMLINK
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21 \ MULTIHARDLINK FIFO SOCK DOOR BLK CHR ORPHAN
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22 \ MISSING PIPE BLOCK CHR EXEC SETUID SETGID
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23 \ CAPABILITY STICKY_OTHER_WRITABLE
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24 \ OTHER_WRITABLE STICKY
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25
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26 " Slackware only, ignored by GNU dircolors.
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27 syntax keyword dircolorsKeyword COLOR OPTIONS EIGHTBIT
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28
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29 syntax match dircolorsExtension '^\s*\zs[.*]\S\+'
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30
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31 syntax match dircolorsEscape '\\[abefnrtv?_\\^#]'
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32 syntax match dircolorsEscape '\\[0-9]\{3}'
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33 syntax match dircolorsEscape '\\x[0-9a-f]\{3}'
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34
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35 if !has('gui_running') && &t_Co == ''
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36 syntax match dircolorsNumber '\<\d\+\>'
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37 highlight default link dircolorsNumber Number
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38 endif
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39
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40 highlight default link dircolorsTodo Todo
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41 highlight default link dircolorsComment Comment
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42 highlight default link dircolorsKeyword Keyword
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43 highlight default link dircolorsExtension Identifier
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44 highlight default link dircolorsEscape Special
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45
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46 function! s:set_guicolors() abort
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47 let s:guicolors = {}
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48
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49 let s:guicolors[0] = "Black"
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50 let s:guicolors[1] = "DarkRed"
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51 let s:guicolors[2] = "DarkGreen"
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52 let s:guicolors[3] = "DarkYellow"
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53 let s:guicolors[4] = "DarkBlue"
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54 let s:guicolors[5] = "DarkMagenta"
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55 let s:guicolors[6] = "DarkCyan"
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56 let s:guicolors[7] = "Gray"
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57 let s:guicolors[8] = "DarkGray"
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58 let s:guicolors[9] = "Red"
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59 let s:guicolors[10] = "Green"
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60 let s:guicolors[11] = "Yellow"
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61 let s:guicolors[12] = "Blue"
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62 let s:guicolors[13] = "Magenta"
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63 let s:guicolors[14] = "Cyan"
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64 let s:guicolors[15] = "White"
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65
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66 let xterm_palette = ["00", "5f", "87", "af", "d7", "ff"]
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67
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68 let cur_col = 16
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69
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70 for r in xterm_palette
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71 for g in xterm_palette
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72 for b in xterm_palette
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73 let s:guicolors[cur_col] = '#' . r . g . b
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74 let cur_col += 1
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75 endfor
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76 endfor
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77 endfor
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79 for i in range(24)
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80 let g = i * 0xa + 8
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81 let s:guicolors[i + 232] = '#' . g . g . g
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82 endfor
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83 endfunction
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84
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85 function! s:get_hi_str(color, place) abort
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86 if a:color >= 0 && a:color <= 255
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87 if has('gui_running')
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88 return ' gui' . a:place . '=' . s:guicolors[a:color]
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89 elseif a:color <= 7 || &t_Co == 256 || &t_Co == 88
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90 return ' cterm' . a:place . '=' . a:color
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91 endif
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92 endif
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93 return ''
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94 endfunction
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95
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96 function! s:get_256color(colors) abort
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97 if len(a:colors) >= 2 " May be fewer while editing
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98 let [_five, color] = remove(a:colors, 0, 1)
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99 if _five != '5' || color == ''
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100 return -1
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101 else
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102 return str2nr(color)
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103 endif
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104 else
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105 return -1
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106 endif
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107 endfunction
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108
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109 function! s:preview_color(linenr) abort
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110 let line = getline(a:linenr)
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111 let defline = matchlist(line, '^\v([A-Z_]+|[*.]\S+)\s+([0-9;]+)')
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112 if empty(defline)
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113 return
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114 endif
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115
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116 let colordef = defline[2]
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117
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118 let colors = split(colordef, ';')
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119
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120 let hi_str = ''
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121 let hi_attrs = []
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122 while len(colors) > 0
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123 let item = str2nr(remove(colors, 0))
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124 if item == 1
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125 call add(hi_attrs, 'bold')
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126 elseif item == 3
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127 call add(hi_attrs, 'italic')
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128 elseif item == 4
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129 call add(hi_attrs, 'underline')
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130 elseif item == 7
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131 call add(hi_attrs, 'inverse')
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132 elseif item >= 30 && item <= 37
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133 " ANSI SGR foreground color
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134 let hi_str .= s:get_hi_str(item - 30, 'fg')
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135 elseif item >= 40 && item <= 47
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136 " ANSI SGR background color
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137 let hi_str .= s:get_hi_str(item - 40, 'bg')
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138 elseif item == 38
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139 " Foreground for terminals with 88/256 color support
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140 let color = s:get_256color(colors)
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141 if color == -1
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142 break
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143 endif
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144 let hi_str .= s:get_hi_str(color, 'fg')
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145 elseif item == 48
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146 " Background for terminals with 88/256 color support
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147 let color = s:get_256color(colors)
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148 if color == -1
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149 break
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150 endif
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151 let hi_str .= s:get_hi_str(color, 'bg')
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152 endif
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153 endwhile
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154
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155 if hi_str == '' && empty(hi_attrs)
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156 return
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157 endif
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158
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159 " Check whether we have already defined this color
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160 redir => s:currentmatch
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161 silent! execute 'syntax list'
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162 redir END
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163
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164 if s:currentmatch !~# '\/\\_s\\zs' . colordef . '\\ze\\_s\/'
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165 " Append the buffer number to avoid problems with other dircolors
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166 " buffers interfering
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167 let bufnr = bufnr('%')
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168 execute 'syntax match dircolorsColor' . b:dc_next_index . '_' . bufnr .
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169 \ ' "\_s\zs' . colordef . '\ze\_s"'
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170 let hi_attrs_str = ''
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171 if !empty(hi_attrs)
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172 if has('gui_running')
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173 let hi_attrs_str = ' gui=' . join(hi_attrs, ',')
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174 else
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175 let hi_attrs_str = ' cterm=' . join(hi_attrs, ',')
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176 endif
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177 endif
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178 execute 'highlight default dircolorsColor' . b:dc_next_index . '_' .
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179 \ bufnr . hi_str . hi_attrs_str
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180 let b:dc_next_index += 1
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181 endif
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182 endfunction
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183
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184 " Avoid accumulating too many definitions while editing
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185 function! s:reset_colors() abort
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186 if b:dc_next_index > 0
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187 let bufnr = bufnr('%')
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188 for i in range(b:dc_next_index)
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189 execute 'syntax clear dircolorsColor' . i . '_' . bufnr
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190 execute 'highlight clear dircolorsColor' . i . '_' . bufnr
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191 endfor
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192 let b:dc_next_index = 0
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193 endif
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194
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195 for linenr in range(1, line('$'))
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196 call s:preview_color(linenr)
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197 endfor
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198 endfunction
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199
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200 let b:dc_next_index = 0
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201
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202 if has('gui_running')
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203 call s:set_guicolors()
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204 endif
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205
5362
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206 if has('gui_running') || &t_Co != ''
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207 call s:reset_colors()
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208
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209 autocmd CursorMoved,CursorMovedI <buffer> call s:preview_color('.')
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210 autocmd CursorHold,CursorHoldI <buffer> call s:reset_colors()
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211 endif
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212
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213 let b:current_syntax = "dircolors"
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214
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215 let &cpo = s:cpo_save
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216 unlet s:cpo_save