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1 " Vim syntax file
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2 " Language: C#
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3 " Maintainer: Nick Jensen <nickspoon@gmail.com>
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4 " Former Maintainers: Anduin Withers <awithers@anduin.com>
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5 " Johannes Zellner <johannes@zellner.org>
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6 " Last Change: 2022-03-01
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7 " Filenames: *.cs
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8 " License: Vim (see :h license)
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9 " Repository: https://github.com/nickspoons/vim-cs
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10 "
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11 " References:
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12 " - ECMA-334 5th Edition: C# Language Specification
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13 " https://www.ecma-international.org/publications-and-standards/standards/ecma-334/
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14 " - C# Language Design: Draft 6th Edition and later proposals
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15 " https://github.com/dotnet/csharplang
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16
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17 if exists('b:current_syntax')
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18 finish
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19 endif
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20
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21 let s:save_cpo = &cpoptions
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22 set cpoptions&vim
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23
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24 syn keyword csType bool byte char decimal double float int long object sbyte short string T uint ulong ushort var void dynamic
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25 syn keyword csType nint nuint " contextual
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26
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27 syn keyword csStorage enum interface namespace struct
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28 syn match csStorage "\<delegate\>"
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29 syn keyword csRepeat break continue do for foreach goto return while
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30 syn keyword csConditional else if switch
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31 syn keyword csLabel case default
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32
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33 syn match csNamespaceAlias "@\=\h\w*\ze\_s*::" display
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34 syn match csGlobalNamespaceAlias "global\ze\_s*::" display
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35 syn cluster csNamespaceAlias contains=csGlobalNamespaceAlias,csNamespaceAlias,csNamespaceAliasQualifier
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36
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37 " user labels
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38 syn match csLabel display +^\s*\I\i*\s*:\%([^:]\)\@=+
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39
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40 " Function pointers
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41 syn match csType "\<delegate\s*\*" contains=csOpSymbols nextgroup=csManagedModifier skipwhite skipempty
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42 syn keyword csManagedModifier managed unmanaged contained
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43
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44 " Modifiers
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45 syn match csUsingModifier "\<global\ze\_s\+using\>"
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46 syn keyword csAccessModifier internal private protected public
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47 " TODO: in new out
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48 syn keyword csModifier abstract const event override readonly sealed static virtual volatile
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49 syn match csModifier "\<\%(extern\|fixed\|unsafe\)\>"
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50 syn match csModifier "\<partial\ze\_s\+\%(class\|struct\|interface\|record\|void\)\>"
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51
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52 syn keyword csException try catch finally throw when
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53 syn keyword csLinq ascending by descending equals from group in into join let on orderby select
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54 syn match csLinq "\<where\>"
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55
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56 " Type parameter constraint clause
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57 syn match csStorage "\<where\>\ze\_s\+@\=\h\w*\_s*:"
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58
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59 " Async
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60 syn keyword csAsyncModifier async
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61 syn keyword csAsyncOperator await
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62
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63 syn match csStorage "\<extern\ze\s\+alias\>"
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64 syn match csStorage "\%(\<extern\s\+\)\@16<=alias\>"
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65
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66 syn match csStatement "\<\%(checked\|unchecked\|unsafe\)\ze\_s*{"
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67 syn match csStatement "\<fixed\ze\_s*("
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68 syn keyword csStatement lock
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69 syn match csStatement "\<yield\ze\_s\+\%(return\|break\)\>"
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70
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71 syn match csAccessor "\<\%(get\|set\|init\|add\|remove\)\ze\_s*\%([;{]\|=>\)"
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72
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73 syn keyword csAccess base
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74 syn match csAccess "\<this\>"
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75
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76 " Extension method parameter modifier
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77 syn match csModifier "\<this\ze\_s\+@\=\h"
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78
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79 syn keyword csUnspecifiedStatement as in is nameof operator out params ref sizeof stackalloc using
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80 syn keyword csUnsupportedStatement value
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81 syn keyword csUnspecifiedKeyword explicit implicit
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82
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83 " Operators
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84 syn keyword csTypeOf typeof nextgroup=csTypeOfOperand,csTypeOfError skipwhite skipempty
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85 syn region csTypeOfOperand matchgroup=csParens start="(" end=")" contained contains=csType
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86 syn match csTypeOfError "[^([:space:]]" contained
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87 syn match csKeywordOperator "\<\%(checked\|unchecked\)\ze\_s*("
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88
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89 " Punctuation
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90 syn match csBraces "[{}[\]]" display
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91 syn match csParens "[()]" display
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92 syn match csOpSymbols "+\{1,2}" display
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93 syn match csOpSymbols "-\{1,2}" display
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94 syn match csOpSymbols "=\{1,2}" display
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95 syn match csOpSymbols ">\{1,2}" display
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96 syn match csOpSymbols "<\{1,2}" display
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97 syn match csOpSymbols "[!><+\-*/]=" display
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98 syn match csOpSymbols "[!*/^]" display
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99 syn match csOpSymbols "=>" display
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100 syn match csEndColon ";" display
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101 syn match csLogicSymbols "&&" display
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102 syn match csLogicSymbols "||" display
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103 syn match csLogicSymbols "?" display
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104 syn match csLogicSymbols ":" display
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105 syn match csNamespaceAliasQualifier "::" display
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106
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107 " Generics
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108 syn region csGeneric matchgroup=csGenericBraces start="<" end=">" oneline contains=csType,csGeneric,@csNamespaceAlias,csUserType,csUserIdentifier,csUserInterface,csUserMethod
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109
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110 " Comments
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111 "
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112 " PROVIDES: @csCommentHook
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113 syn keyword csTodo contained TODO FIXME XXX NOTE HACK TBD
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114 syn region csBlockComment start="/\*" end="\*/" contains=@csCommentHook,csTodo,@Spell
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115 syn match csLineComment "//.*$" contains=@csCommentHook,csTodo,@Spell
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116 syn cluster csComment contains=csLineComment,csBlockComment
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117
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118 syn region csSummary start="^\s*/// <summary" end="^\%\(\s*///\)\@!" transparent fold keepend
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119
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120 " xml markup inside '///' and /**...*/ comments
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121 syn cluster xmlRegionHook add=csXmlLineCommentLeader,csXmlBlockCommentMiddle
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122 syn cluster xmlCdataHook add=csXmlLineCommentLeader,csXmlBlockCommentMiddle
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123 syn cluster xmlStartTagHook add=csXmlLineCommentLeader,csXmlBlockCommentMiddle
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124 syn cluster xmlTagHook add=csXmlTag
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125 syn cluster xmlAttribHook add=csXmlAttrib
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126
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127 " https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/xmldoc/recommended-tags
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128 syn keyword csXmlTag contained summary remarks
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129 syn keyword csXmlTag contained returns param paramref exception value
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130 syn keyword csXmlTag contained para list c code example
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131 syn keyword csXmlTag contained inheritdoc include
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132 syn keyword csXmlTag contained see seealso
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133 syn keyword csXmlTag contained typeparam typeparamref
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134 syn keyword csXmlTag contained b i u br a
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135 syn keyword csXmlAttrib contained cref href
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136
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137 syn match csXmlLineCommentLeader "///" contained
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138 syn match csXmlLineComment "///.*$" contains=csXmlLineCommentLeader,@csXml,@Spell keepend
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139 syn match csXmlBlockCommentMiddle "^\s*\zs\*" contained
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140 syn region csXmlBlockComment start="/\*\*" end="\*/" contains=@csXml,@Spell,csXmlBlockCommentMiddle keepend
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141 syn include @csXml syntax/xml.vim
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142 hi def link xmlRegion Comment
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143
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144 " Since syntax/xml.vim contains `syn spell toplevel`, we need to set it back to `default` here.
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145 syn spell default
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146
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147 " Pre-processing directives
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148 syn region csPreProcDeclaration start="^\s*\zs#\s*\%(define\|undef\)\>" end="$" contains=csLineComment keepend
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149 syn region csPreProcConditional start="^\s*\zs#\s*\%(if\|elif\)\>" end="$" contains=csLineComment keepend
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150 syn region csPreProcConditional start="^\s*\zs#\s*\%(else\|endif\)\>" end="$" contains=csLineComment keepend
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151 syn region csPreProcLine start="^\s*\zs#\s*line\>" end="$" contains=csLineComment keepend
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152 syn region csPreProcDiagnostic start="^\s*\zs#\s*\%(error\|warning\)\>" end="$"
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153 syn region csPreProcConditionalSection matchgroup=csPreProcRegion start="^\s*#\s*region\>.*" end="^\s*#\s*endregion\>.*" transparent fold contains=TOP
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154 syn region csPreProcPragma start="^\s*\zs#\s*pragma\>" end="$" contains=csLineComment keepend
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155 syn region csPreProcNullable start="^\s*\zs#\s*nullable\>" end="$" contains=csLineComment keepend
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156
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157 if expand('%:e') == 'csx' || getline('1') =~ '^#!.*\<dotnet-script\>'
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158 syn region csPreProcInclude start="^\s*\zs#\s*\%(load\|r\)\>" end="$" contains=csLineComment keepend
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159 syn match csShebang "\%^#!.*" display
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160 endif
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161
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162 syn cluster csPreProcessor contains=csPreProc.*
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163
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164 syn region csClassType start="\<class\>"hs=s+6 end=">" end="[:{]"me=e-1 contains=csClass
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165 " csUserType may be defined by user scripts/plugins - it should be contained in csNewType
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166 syn region csNewType start="\<new\>"hs=s+4 end="[;\n{(<\[]"me=e-1 contains=csNew,@csNamespaceAlias,csUserType
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167 syn region csIsType start=" is "hs=s+4 end="[A-Za-z0-9]\+" oneline contains=csIsAs
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168 syn region csIsType start=" as "hs=s+4 end="[A-Za-z0-9]\+" oneline contains=csIsAs
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169 syn keyword csNew new contained
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170 syn keyword csClass class contained
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171 syn keyword csIsAs is as
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172
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173 syn keyword csBoolean false true
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174 syn keyword csNull null
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175
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176 " Strings and constants
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177 syn match csSpecialError "\\." contained
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178 syn match csSpecialCharError "[^']" contained
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179 " Character literals
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180 syn match csSpecialChar +\\["\\'0abfnrtv]+ contained display
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181 syn match csUnicodeNumber +\\x\x\{1,4}+ contained contains=csUnicodeSpecifier display
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182 syn match csUnicodeNumber +\\u\x\{4}+ contained contains=csUnicodeSpecifier display
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183 syn match csUnicodeNumber +\\U00\x\{6}+ contained contains=csUnicodeSpecifier display
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184 syn match csUnicodeSpecifier +\\[uUx]+ contained display
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185
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186 syn region csString matchgroup=csQuote start=+"+ end=+"+ end=+$+ extend contains=csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
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187 syn match csCharacter "'[^']*'" contains=csSpecialChar,csSpecialCharError,csUnicodeNumber display
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188 syn match csCharacter "'\\''" contains=csSpecialChar display
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189 syn match csCharacter "'[^\\]'" display
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190
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191 " Numbers
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192 syn case ignore
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193 syn match csInteger "\<0b[01_]*[01]\%([lu]\|lu\|ul\)\=\>" display
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194 syn match csInteger "\<\d\+\%(_\+\d\+\)*\%([lu]\|lu\|ul\)\=\>" display
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195 syn match csInteger "\<0x[[:xdigit:]_]*\x\%([lu]\|lu\|ul\)\=\>" display
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196 syn match csReal "\<\d\+\%(_\+\d\+\)*\.\d\+\%(_\+\d\+\)*\%\(e[-+]\=\d\+\%(_\+\d\+\)*\)\=[fdm]\=" display
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197 syn match csReal "\.\d\+\%(_\+\d\+\)*\%(e[-+]\=\d\+\%(_\+\d\+\)*\)\=[fdm]\=\>" display
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198 syn match csReal "\<\d\+\%(_\+\d\+\)*e[-+]\=\d\+\%(_\+\d\+\)*[fdm]\=\>" display
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199 syn match csReal "\<\d\+\%(_\+\d\+\)*[fdm]\>" display
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200 syn case match
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201 syn cluster csNumber contains=csInteger,csReal
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202
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203 syn region csInterpolatedString matchgroup=csQuote start=+\$"+ end=+"+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
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204
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205 syn region csInterpolation matchgroup=csInterpolationDelimiter start=+{+ end=+}+ keepend contained contains=@csAll,csBraced,csBracketed,csInterpolationAlign,csInterpolationFormat
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206 syn match csEscapedInterpolation "{{" transparent contains=NONE display
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207 syn match csEscapedInterpolation "}}" transparent contains=NONE display
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208 syn region csInterpolationAlign matchgroup=csInterpolationAlignDel start=+,+ end=+}+ end=+:+me=e-1 contained contains=@csNumber,csBoolean,csConstant,csCharacter,csParens,csOpSymbols,csString,csBracketed display
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209 syn match csInterpolationFormat +:[^}]\+}+ contained contains=csInterpolationFormatDel display
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210 syn match csInterpolationAlignDel +,+ contained display
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211 syn match csInterpolationFormatDel +:+ contained display
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212
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213 syn region csVerbatimString matchgroup=csQuote start=+@"+ end=+"+ skip=+""+ extend contains=csVerbatimQuote,@Spell
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214 syn match csVerbatimQuote +""+ contained
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215
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216 syn region csInterVerbString matchgroup=csQuote start=+$@"+ start=+@$"+ end=+"+ skip=+""+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,csVerbatimQuote,@Spell
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217
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218 syn cluster csString contains=csString,csInterpolatedString,csVerbatimString,csInterVerbString
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219
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220 syn cluster csLiteral contains=csBoolean,@csNumber,csCharacter,@csString,csNull
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221
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222 syn region csBracketed matchgroup=csParens start=+(+ end=+)+ extend contained transparent contains=@csAll,csBraced,csBracketed
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223 syn region csBraced matchgroup=csParens start=+{+ end=+}+ extend contained transparent contains=@csAll,csBraced,csBracketed
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224
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225 syn cluster csAll contains=@csLiteral,csClassType,@csComment,csEndColon,csIsType,csLabel,csLogicSymbols,csNewType,csOpSymbols,csParens,@csPreProcessor,csSummary,@csNamespaceAlias,csType,csUnicodeNumber,csUserType,csUserIdentifier,csUserInterface,csUserMethod
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226
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227 " Keyword identifiers
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228 syn match csIdentifier "@\h\w*"
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229
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230 " The default highlighting.
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231 hi def link csUnspecifiedStatement Statement
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232 hi def link csUnsupportedStatement Statement
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233 hi def link csUnspecifiedKeyword Keyword
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234
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235 hi def link csGlobalNamespaceAlias Include
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236
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237 hi def link csType Type
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238 hi def link csClassType Type
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239 hi def link csIsType Type
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240
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241 hi def link csStorage Structure
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242 hi def link csClass Structure
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243 hi def link csNew Statement
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244 hi def link csIsAs Keyword
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245 hi def link csAccessor Keyword
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246 hi def link csAccess Keyword
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247
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248 hi def link csLinq Statement
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249
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250 hi def link csStatement Statement
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251 hi def link csRepeat Repeat
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252 hi def link csConditional Conditional
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253 hi def link csLabel Label
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254 hi def link csException Exception
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255
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256 hi def link csModifier StorageClass
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257 hi def link csAccessModifier csModifier
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258 hi def link csAsyncModifier csModifier
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259 hi def link csManagedModifier csModifier
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260 hi def link csUsingModifier csModifier
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261
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262 hi def link csTodo Todo
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263 hi def link csComment Comment
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264 hi def link csLineComment csComment
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265 hi def link csBlockComment csComment
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266
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267 hi def link csKeywordOperator Keyword
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268 hi def link csAsyncOperator csKeywordOperator
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269 hi def link csTypeOf csKeywordOperator
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270 hi def link csTypeOfOperand Typedef
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271 hi def link csTypeOfError Error
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272 hi def link csOpSymbols Operator
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273 hi def link csLogicSymbols Operator
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274
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275 hi def link csSpecialError Error
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276 hi def link csSpecialCharError Error
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277 hi def link csString String
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278 hi def link csQuote String
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279 hi def link csInterpolatedString String
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280 hi def link csVerbatimString String
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281 hi def link csInterVerbString String
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282 hi def link csVerbatimQuote SpecialChar
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283
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284 hi def link csPreProc PreProc
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285 hi def link csPreProcDeclaration Define
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286 hi def link csPreProcConditional PreCondit
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287 hi def link csPreProcLine csPreProc
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288 hi def link csPreProcDiagnostic csPreProc
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289 hi def link csPreProcRegion csPreProc
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290 hi def link csPreProcPragma csPreProc
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291 hi def link csPreProcNullable csPreProc
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292 hi def link csPreProcInclude csPreProc
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293 hi def link csShebang csPreProc
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294
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295 hi def link csConstant Constant
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296 hi def link csNull Constant
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297 hi def link csBoolean Boolean
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298 hi def link csCharacter Character
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299 hi def link csSpecialChar SpecialChar
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300 hi def link csInteger Number
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301 hi def link csReal Float
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302 hi def link csUnicodeNumber SpecialChar
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303 hi def link csUnicodeSpecifier SpecialChar
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304 hi def link csInterpolationDelimiter Delimiter
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305 hi def link csInterpolationAlignDel csInterpolationDelimiter
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306 hi def link csInterpolationFormat csInterpolationDelimiter
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307 hi def link csInterpolationFormatDel csInterpolationDelimiter
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308
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309 hi def link csGenericBraces csBraces
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310
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311 " xml markup
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312 hi def link csXmlLineCommentLeader Comment
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313 hi def link csXmlLineComment Comment
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314 hi def link csXmlBlockComment Comment
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315 hi def link csXmlBlockCommentMiddle csXmlBlockComment
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316 hi def link csXmlTag Statement
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317 hi def link csXmlAttrib Statement
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318
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319 let b:current_syntax = 'cs'
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320
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321 let &cpoptions = s:save_cpo
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322 unlet s:save_cpo
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7
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323
|
|
14372
|
324 " vim: vts=16,28
|
