annotate runtime/syntax/go.vim @ 8686:92657771648f v7.4.1632

commit https://github.com/vim/vim/commit/6098957458e538682f54e23de217da06200876a3 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 21 22:38:34 2016 +0100 patch 7.4.1632 Problem: List of test targets is outdated. Solution: Update to current list of test targets.
author Christian Brabandt <cb@256bit.org>
date Mon, 21 Mar 2016 22:45:05 +0100
parents 1e8ebf870720
children 84c7dc0fdcd2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
6153
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1 " Vim syntax file
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2 " Language: Go
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3 " Maintainer: David Barnett (https://github.com/google/vim-ft-go)
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4 " Last Change: 2014 Aug 16
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5
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6 " Options:
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7 " There are some options for customizing the highlighting; the recommended
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8 " settings are the default values, but you can write:
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9 " let OPTION_NAME = 0
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10 " in your ~/.vimrc file to disable particular options. You can also write:
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11 " let OPTION_NAME = 1
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12 " to enable particular options. At present, all options default to on.
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13 "
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14 " - g:go_highlight_array_whitespace_error
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15 " Highlights white space after "[]".
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16 " - g:go_highlight_chan_whitespace_error
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17 " Highlights white space around the communications operator that don't
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18 " follow the standard style.
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19 " - g:go_highlight_extra_types
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20 " Highlights commonly used library types (io.Reader, etc.).
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21 " - g:go_highlight_space_tab_error
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22 " Highlights instances of tabs following spaces.
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23 " - g:go_highlight_trailing_whitespace_error
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24 " Highlights trailing white space.
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25
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26 " Quit when a (custom) syntax file was already loaded
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27 if exists('b:current_syntax')
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28 finish
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29 endif
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30
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31 if !exists('g:go_highlight_array_whitespace_error')
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32 let g:go_highlight_array_whitespace_error = 1
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33 endif
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34 if !exists('g:go_highlight_chan_whitespace_error')
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35 let g:go_highlight_chan_whitespace_error = 1
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36 endif
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37 if !exists('g:go_highlight_extra_types')
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38 let g:go_highlight_extra_types = 1
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39 endif
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40 if !exists('g:go_highlight_space_tab_error')
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41 let g:go_highlight_space_tab_error = 1
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42 endif
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43 if !exists('g:go_highlight_trailing_whitespace_error')
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44 let g:go_highlight_trailing_whitespace_error = 1
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45 endif
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46
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47 syn case match
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48
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49 syn keyword goDirective package import
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50 syn keyword goDeclaration var const type
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51 syn keyword goDeclType struct interface
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52
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53 hi def link goDirective Statement
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54 hi def link goDeclaration Keyword
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55 hi def link goDeclType Keyword
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56
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57 " Keywords within functions
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58 syn keyword goStatement defer go goto return break continue fallthrough
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59 syn keyword goConditional if else switch select
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60 syn keyword goLabel case default
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61 syn keyword goRepeat for range
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62
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63 hi def link goStatement Statement
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64 hi def link goConditional Conditional
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65 hi def link goLabel Label
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66 hi def link goRepeat Repeat
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67
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68 " Predefined types
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69 syn keyword goType chan map bool string error
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70 syn keyword goSignedInts int int8 int16 int32 int64 rune
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71 syn keyword goUnsignedInts byte uint uint8 uint16 uint32 uint64 uintptr
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72 syn keyword goFloats float32 float64
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73 syn keyword goComplexes complex64 complex128
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74
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75 hi def link goType Type
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76 hi def link goSignedInts Type
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77 hi def link goUnsignedInts Type
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78 hi def link goFloats Type
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79 hi def link goComplexes Type
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80
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81 " Treat func specially: it's a declaration at the start of a line, but a type
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82 " elsewhere. Order matters here.
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83 syn match goType /\<func\>/
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84 syn match goDeclaration /^func\>/
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85
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86 " Predefined functions and values
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87 syn keyword goBuiltins append cap close complex copy delete imag len
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88 syn keyword goBuiltins make new panic print println real recover
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89 syn keyword goConstants iota true false nil
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90
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91 hi def link goBuiltins Keyword
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92 hi def link goConstants Keyword
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93
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94 " Comments; their contents
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95 syn keyword goTodo contained TODO FIXME XXX BUG
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96 syn cluster goCommentGroup contains=goTodo
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97 syn region goComment start="/\*" end="\*/" contains=@goCommentGroup,@Spell
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98 syn region goComment start="//" end="$" contains=@goCommentGroup,@Spell
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99
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100 hi def link goComment Comment
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101 hi def link goTodo Todo
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102
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103 " Go escapes
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104 syn match goEscapeOctal display contained "\\[0-7]\{3}"
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105 syn match goEscapeC display contained +\\[abfnrtv\\'"]+
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106 syn match goEscapeX display contained "\\x\x\{2}"
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107 syn match goEscapeU display contained "\\u\x\{4}"
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108 syn match goEscapeBigU display contained "\\U\x\{8}"
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109 syn match goEscapeError display contained +\\[^0-7xuUabfnrtv\\'"]+
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110
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111 hi def link goEscapeOctal goSpecialString
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112 hi def link goEscapeC goSpecialString
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113 hi def link goEscapeX goSpecialString
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114 hi def link goEscapeU goSpecialString
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115 hi def link goEscapeBigU goSpecialString
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116 hi def link goSpecialString Special
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117 hi def link goEscapeError Error
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118
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119 " Strings and their contents
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120 syn cluster goStringGroup contains=goEscapeOctal,goEscapeC,goEscapeX,goEscapeU,goEscapeBigU,goEscapeError
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121 syn region goString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@goStringGroup
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122 syn region goRawString start=+`+ end=+`+
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123
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124 hi def link goString String
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125 hi def link goRawString String
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126
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127 " Characters; their contents
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128 syn cluster goCharacterGroup contains=goEscapeOctal,goEscapeC,goEscapeX,goEscapeU,goEscapeBigU
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129 syn region goCharacter start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=@goCharacterGroup
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130
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131 hi def link goCharacter Character
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132
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133 " Regions
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134 syn region goBlock start="{" end="}" transparent fold
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135 syn region goParen start='(' end=')' transparent
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136
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137 " Integers
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138 syn match goDecimalInt "\<\d\+\([Ee]\d\+\)\?\>"
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139 syn match goHexadecimalInt "\<0x\x\+\>"
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140 syn match goOctalInt "\<0\o\+\>"
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141 syn match goOctalError "\<0\o*[89]\d*\>"
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142
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143 hi def link goDecimalInt Integer
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144 hi def link goHexadecimalInt Integer
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145 hi def link goOctalInt Integer
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146 hi def link Integer Number
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147
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148 " Floating point
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149 syn match goFloat "\<\d\+\.\d*\([Ee][-+]\d\+\)\?\>"
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150 syn match goFloat "\<\.\d\+\([Ee][-+]\d\+\)\?\>"
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151 syn match goFloat "\<\d\+[Ee][-+]\d\+\>"
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152
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153 hi def link goFloat Float
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154
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155 " Imaginary literals
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156 syn match goImaginary "\<\d\+i\>"
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157 syn match goImaginary "\<\d\+\.\d*\([Ee][-+]\d\+\)\?i\>"
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158 syn match goImaginary "\<\.\d\+\([Ee][-+]\d\+\)\?i\>"
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159 syn match goImaginary "\<\d\+[Ee][-+]\d\+i\>"
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160
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161 hi def link goImaginary Number
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162
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163 " Spaces after "[]"
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164 if go_highlight_array_whitespace_error != 0
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165 syn match goSpaceError display "\(\[\]\)\@<=\s\+"
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166 endif
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167
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168 " Spacing errors around the 'chan' keyword
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169 if go_highlight_chan_whitespace_error != 0
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170 " receive-only annotation on chan type
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171 syn match goSpaceError display "\(<-\)\@<=\s\+\(chan\>\)\@="
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172 " send-only annotation on chan type
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173 syn match goSpaceError display "\(\<chan\)\@<=\s\+\(<-\)\@="
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174 " value-ignoring receives in a few contexts
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175 syn match goSpaceError display "\(\(^\|[={(,;]\)\s*<-\)\@<=\s\+"
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176 endif
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177
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178 " Extra types commonly seen
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179 if go_highlight_extra_types != 0
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180 syn match goExtraType /\<bytes\.\(Buffer\)\>/
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181 syn match goExtraType /\<io\.\(Reader\|Writer\|ReadWriter\|ReadWriteCloser\)\>/
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182 syn match goExtraType /\<reflect\.\(Kind\|Type\|Value\)\>/
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183 syn match goExtraType /\<unsafe\.Pointer\>/
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184 endif
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185
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186 " Space-tab error
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187 if go_highlight_space_tab_error != 0
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188 syn match goSpaceError display " \+\t"me=e-1
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189 endif
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190
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191 " Trailing white space error
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192 if go_highlight_trailing_whitespace_error != 0
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193 syn match goSpaceError display excludenl "\s\+$"
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194 endif
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195
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196 hi def link goExtraType Type
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197 hi def link goSpaceError Error
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198
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199 " Search backwards for a global declaration to start processing the syntax.
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200 "syn sync match goSync grouphere NONE /^\(const\|var\|type\|func\)\>/
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201
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202 " There's a bug in the implementation of grouphere. For now, use the
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203 " following as a more expensive/less precise workaround.
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204 syn sync minlines=500
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205
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206 let b:current_syntax = 'go'
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207
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208 " vim: sw=2 sts=2 et