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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: 2022-11-16
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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 "\<record\ze\_s\+@\=\h\w*\_s*[<(:{;]"
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29 syn match csStorage "\%(\<\%(partial\|new\|public\|protected\|internal\|private\|abstract\|sealed\|static\|unsafe\|readonly\)\)\@9<=\_s\+record\>"
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30 syn match csStorage "\<record\ze\_s\+\%(class\|struct\)"
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31 syn match csStorage "\<delegate\>"
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32 syn keyword csRepeat break continue do for foreach goto return while
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33 syn keyword csConditional else if switch
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34 syn keyword csLabel case default
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35
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36 syn match csNamespaceAlias "@\=\h\w*\ze\_s*::" display
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37 syn match csGlobalNamespaceAlias "global\ze\_s*::" display
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38 syn cluster csNamespaceAlias contains=csGlobalNamespaceAlias,csNamespaceAlias,csNamespaceAliasQualifier
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39
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40 " user labels
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41 syn match csLabel display +^\s*\I\i*\s*:\%([^:]\)\@=+
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42
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43 " Function pointers
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44 syn match csType "\<delegate\s*\*" contains=csOpSymbols nextgroup=csManagedModifier skipwhite skipempty
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45 syn keyword csManagedModifier managed unmanaged contained
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46
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47 " Modifiers
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48 syn match csUsingModifier "\<global\ze\_s\+using\>"
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49 syn keyword csAccessModifier internal private protected public
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50 syn keyword csModifier operator nextgroup=csCheckedModifier skipwhite skipempty
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51 syn keyword csCheckedModifier checked contained
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52
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53 " TODO: in new out
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54 syn keyword csModifier abstract const event override readonly sealed static virtual volatile
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55 syn match csModifier "\<\%(extern\|fixed\|unsafe\)\>"
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56 syn match csModifier "\<partial\ze\_s\+\%(class\|struct\|interface\|record\|void\)\>"
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57
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58 syn keyword csException try catch finally throw when
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59 syn keyword csLinq ascending by descending equals from group in into join let on orderby select
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60 syn match csLinq "\<where\>"
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61
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62 " Type parameter constraint clause
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63 syn match csStorage "\<where\>\ze\_s\+@\=\h\w*\_s*:"
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64
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65 " Async
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66 syn keyword csAsyncModifier async
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67 syn keyword csAsyncOperator await
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68
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69 syn match csStorage "\<extern\ze\s\+alias\>"
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70 syn match csStorage "\%(\<extern\s\+\)\@16<=alias\>"
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71
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72 syn match csStatement "\<\%(checked\|unchecked\|unsafe\)\ze\_s*{"
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73 syn match csStatement "\<fixed\ze\_s*("
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74 syn keyword csStatement lock
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75 syn match csStatement "\<yield\ze\_s\+\%(return\|break\)\>"
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76
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77 syn match csAccessor "\<\%(get\|set\|init\|add\|remove\)\ze\_s*\%([;{]\|=>\)"
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78
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79 syn keyword csAccess base
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80 syn match csAccess "\<this\>"
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81
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82 " Extension method parameter modifier
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83 syn match csModifier "\<this\ze\_s\+@\=\h"
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84
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85 syn keyword csUnspecifiedStatement as in is nameof out params ref sizeof stackalloc using
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86 syn keyword csUnsupportedStatement value
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87 syn keyword csUnspecifiedKeyword explicit implicit
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88
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89 " Operators
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90 syn keyword csTypeOf typeof nextgroup=csTypeOfOperand,csTypeOfError skipwhite skipempty
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91 syn region csTypeOfOperand matchgroup=csParens start="(" end=")" contained contains=csType
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92 syn match csTypeOfError "[^([:space:]]" contained
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93 syn match csKeywordOperator "\<\%(checked\|unchecked\)\ze\_s*("
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94
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95 " Punctuation
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96 syn match csBraces "[{}[\]]" display
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97 syn match csParens "[()]" display
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98 syn match csOpSymbols "+\{1,2}" display
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99 syn match csOpSymbols "-\{1,2}" display
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100 syn match csOpSymbols "=\{1,2}" display
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101 syn match csOpSymbols ">\{1,2}" display
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102 syn match csOpSymbols "<\{1,2}" display
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103 syn match csOpSymbols "[!><+\-*/]=" display
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104 syn match csOpSymbols "[!*/^]" display
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105 syn match csOpSymbols "=>" display
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106 syn match csEndColon ";" display
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107 syn match csLogicSymbols "&&" display
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108 syn match csLogicSymbols "||" display
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109 syn match csLogicSymbols "?" display
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110 syn match csLogicSymbols ":" display
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111 syn match csNamespaceAliasQualifier "::" display
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112
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113 " Generics
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114 syn region csGeneric matchgroup=csGenericBraces start="<" end=">" oneline contains=csType,csGeneric,@csNamespaceAlias,csUserType,csUserIdentifier,csUserInterface,csUserMethod
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115
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116 " Comments
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117 "
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118 " PROVIDES: @csCommentHook
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119 syn keyword csTodo contained TODO FIXME XXX NOTE HACK TBD
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120 syn region csBlockComment start="/\*" end="\*/" contains=@csCommentHook,csTodo,@Spell
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121 syn match csLineComment "//.*$" contains=@csCommentHook,csTodo,@Spell
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122 syn cluster csComment contains=csLineComment,csBlockComment
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123
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124 syn region csSummary start="^\s*/// <summary" end="^\%\(\s*///\)\@!" transparent fold keepend
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125
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126 " xml markup inside '///' and /**...*/ comments
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127 syn cluster xmlRegionHook add=csXmlLineCommentLeader,csXmlBlockCommentMiddle
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128 syn cluster xmlCdataHook add=csXmlLineCommentLeader,csXmlBlockCommentMiddle
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129 syn cluster xmlStartTagHook add=csXmlLineCommentLeader,csXmlBlockCommentMiddle
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130 syn cluster xmlTagHook add=csXmlTag
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131 syn cluster xmlAttribHook add=csXmlAttrib
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132
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133 " https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/xmldoc/recommended-tags
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134 syn keyword csXmlTag contained summary remarks
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135 syn keyword csXmlTag contained returns param paramref exception value
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136 syn keyword csXmlTag contained para list c code example
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137 syn keyword csXmlTag contained inheritdoc include
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138 syn keyword csXmlTag contained see seealso
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139 syn keyword csXmlTag contained typeparam typeparamref
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140 syn keyword csXmlTag contained b i u br a
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141 syn keyword csXmlAttrib contained cref href
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142
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143 syn match csXmlLineCommentLeader "///" contained
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144 syn match csXmlLineComment "///.*$" contains=csXmlLineCommentLeader,@csXml,@Spell keepend
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145 syn match csXmlBlockCommentMiddle "^\s*\zs\*" contained
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146 syn region csXmlBlockComment start="/\*\*" end="\*/" contains=@csXml,@Spell,csXmlBlockCommentMiddle keepend
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147 syn include @csXml syntax/xml.vim
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148 hi def link xmlRegion Comment
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149
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150 " Since syntax/xml.vim contains `syn spell toplevel`, we need to set it back to `default` here.
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151 syn spell default
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152
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153 " Pre-processing directives
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154 syn region csPreProcDeclaration start="^\s*\zs#\s*\%(define\|undef\)\>" end="$" contains=csLineComment keepend
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155 syn region csPreProcConditional start="^\s*\zs#\s*\%(if\|elif\)\>" end="$" contains=csLineComment keepend
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156 syn region csPreProcConditional start="^\s*\zs#\s*\%(else\|endif\)\>" end="$" contains=csLineComment keepend
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157 syn region csPreProcLine start="^\s*\zs#\s*line\>" end="$" contains=csLineComment keepend
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158 syn region csPreProcDiagnostic start="^\s*\zs#\s*\%(error\|warning\)\>" end="$"
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159 syn region csPreProcConditionalSection matchgroup=csPreProcRegion start="^\s*#\s*region\>.*" end="^\s*#\s*endregion\>.*" transparent fold contains=TOP
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160 syn region csPreProcPragma start="^\s*\zs#\s*pragma\>" end="$" contains=csLineComment keepend
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161 syn region csPreProcNullable start="^\s*\zs#\s*nullable\>" end="$" contains=csLineComment keepend
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162
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163 if expand('%:e') == 'csx' || getline('1') =~ '^#!.*\<dotnet-script\>'
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164 syn region csPreProcInclude start="^\s*\zs#\s*\%(load\|r\)\>" end="$" contains=csLineComment keepend
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165 syn match csShebang "\%^#!.*" display
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166 endif
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167
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168 syn cluster csPreProcessor contains=csPreProc.*
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169
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170 syn region csClassType start="\<class\>"hs=s+6 end=">" end="[:{]"me=e-1 contains=csClass
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171 " csUserType may be defined by user scripts/plugins - it should be contained in csNewType
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172 syn region csNewType start="\<new\>"hs=s+4 end="[;\n{(<\[]"me=e-1 contains=csNew,@csNamespaceAlias,csUserType
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173 syn region csIsType start=" is "hs=s+4 end="[A-Za-z0-9]\+" oneline contains=csIsAs
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174 syn region csIsType start=" as "hs=s+4 end="[A-Za-z0-9]\+" oneline contains=csIsAs
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175 syn keyword csNew new contained
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176 syn keyword csClass class contained
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177 syn keyword csIsAs is as
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178
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179 syn keyword csBoolean false true
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180 syn keyword csNull null
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181
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182 " Strings and constants
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183 syn match csSpecialError "\\." contained
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184 syn match csSpecialCharError "[^']" contained
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185 " Character literals
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186 syn match csSpecialChar +\\["\\'0abfnrtv]+ contained display
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187 syn match csUnicodeNumber +\\x\x\{1,4}+ contained contains=csUnicodeSpecifier display
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188 syn match csUnicodeNumber +\\u\x\{4}+ contained contains=csUnicodeSpecifier display
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189 syn match csUnicodeNumber +\\U00\x\{6}+ contained contains=csUnicodeSpecifier display
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190 syn match csUnicodeSpecifier +\\[uUx]+ contained display
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191
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192 syn region csString matchgroup=csQuote start=+"+ end=+"\%(u8\)\=+ end=+$+ extend contains=csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
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193 syn match csCharacter "'[^']*'" contains=csSpecialChar,csSpecialCharError,csUnicodeNumber display
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194 syn match csCharacter "'\\''" contains=csSpecialChar display
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195 syn match csCharacter "'[^\\]'" display
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196
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197 " Numbers
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198 syn case ignore
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199 syn match csInteger "\<0b[01_]*[01]\%([lu]\|lu\|ul\)\=\>" display
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200 syn match csInteger "\<\d\+\%(_\+\d\+\)*\%([lu]\|lu\|ul\)\=\>" display
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201 syn match csInteger "\<0x[[:xdigit:]_]*\x\%([lu]\|lu\|ul\)\=\>" display
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202 syn match csReal "\<\d\+\%(_\+\d\+\)*\.\d\+\%(_\+\d\+\)*\%\(e[-+]\=\d\+\%(_\+\d\+\)*\)\=[fdm]\=" display
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203 syn match csReal "\.\d\+\%(_\+\d\+\)*\%(e[-+]\=\d\+\%(_\+\d\+\)*\)\=[fdm]\=\>" display
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204 syn match csReal "\<\d\+\%(_\+\d\+\)*e[-+]\=\d\+\%(_\+\d\+\)*[fdm]\=\>" display
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205 syn match csReal "\<\d\+\%(_\+\d\+\)*[fdm]\>" display
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206 syn case match
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207 syn cluster csNumber contains=csInteger,csReal
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208
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209 syn region csInterpolatedString matchgroup=csQuote start=+\$"+ end=+"\%(u8\)\=+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
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210
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211 syn region csInterpolation matchgroup=csInterpolationDelimiter start=+{+ end=+}+ keepend contained contains=@csAll,csBraced,csBracketed,csInterpolationAlign,csInterpolationFormat
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212 syn match csEscapedInterpolation "{{" transparent contains=NONE display
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213 syn match csEscapedInterpolation "}}" transparent contains=NONE display
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214 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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215 syn match csInterpolationFormat +:[^}]\+}+ contained contains=csInterpolationFormatDel display
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216 syn match csInterpolationAlignDel +,+ contained display
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217 syn match csInterpolationFormatDel +:+ contained display
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218
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219 syn region csVerbatimString matchgroup=csQuote start=+@"+ end=+"\%(u8\)\=+ skip=+""+ extend contains=csVerbatimQuote,@Spell
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220 syn match csVerbatimQuote +""+ contained
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221
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222 syn region csInterVerbString matchgroup=csQuote start=+$@"+ start=+@$"+ end=+"\%(u8\)\=+ skip=+""+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,csVerbatimQuote,@Spell
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223
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224 syn cluster csString contains=csString,csInterpolatedString,csVerbatimString,csInterVerbString
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225
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226 syn cluster csLiteral contains=csBoolean,@csNumber,csCharacter,@csString,csNull
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227
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228 syn region csBracketed matchgroup=csParens start=+(+ end=+)+ extend contained transparent contains=@csAll,csBraced,csBracketed
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229 syn region csBraced matchgroup=csParens start=+{+ end=+}+ extend contained transparent contains=@csAll,csBraced,csBracketed
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230
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231 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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232
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233 " Keyword identifiers
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234 syn match csIdentifier "@\h\w*"
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235
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236 " The default highlighting.
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237 hi def link csUnspecifiedStatement Statement
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238 hi def link csUnsupportedStatement Statement
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239 hi def link csUnspecifiedKeyword Keyword
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240
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241 hi def link csGlobalNamespaceAlias Include
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242
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243 hi def link csType Type
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244 hi def link csClassType Type
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245 hi def link csIsType Type
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246
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247 hi def link csStorage Structure
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248 hi def link csClass Structure
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249 hi def link csNew Statement
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250 hi def link csIsAs Keyword
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251 hi def link csAccessor Keyword
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252 hi def link csAccess Keyword
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253
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254 hi def link csLinq Statement
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255
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256 hi def link csStatement Statement
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257 hi def link csRepeat Repeat
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258 hi def link csConditional Conditional
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259 hi def link csLabel Label
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260 hi def link csException Exception
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261
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262 hi def link csModifier StorageClass
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263 hi def link csAccessModifier csModifier
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264 hi def link csAsyncModifier csModifier
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265 hi def link csCheckedModifier csModifier
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266 hi def link csManagedModifier csModifier
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267 hi def link csUsingModifier csModifier
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268
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269 hi def link csTodo Todo
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270 hi def link csComment Comment
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271 hi def link csLineComment csComment
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272 hi def link csBlockComment csComment
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273
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274 hi def link csKeywordOperator Keyword
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275 hi def link csAsyncOperator csKeywordOperator
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276 hi def link csTypeOf csKeywordOperator
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277 hi def link csTypeOfOperand Typedef
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278 hi def link csTypeOfError Error
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279 hi def link csOpSymbols Operator
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280 hi def link csLogicSymbols Operator
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281
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282 hi def link csSpecialError Error
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283 hi def link csSpecialCharError Error
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284 hi def link csString String
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285 hi def link csQuote String
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286 hi def link csInterpolatedString String
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287 hi def link csVerbatimString String
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288 hi def link csInterVerbString String
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289 hi def link csVerbatimQuote SpecialChar
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290
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291 hi def link csPreProc PreProc
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292 hi def link csPreProcDeclaration Define
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293 hi def link csPreProcConditional PreCondit
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294 hi def link csPreProcLine csPreProc
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295 hi def link csPreProcDiagnostic csPreProc
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296 hi def link csPreProcRegion csPreProc
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297 hi def link csPreProcPragma csPreProc
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298 hi def link csPreProcNullable csPreProc
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299 hi def link csPreProcInclude csPreProc
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300 hi def link csShebang csPreProc
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301
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302 hi def link csConstant Constant
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303 hi def link csNull Constant
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304 hi def link csBoolean Boolean
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305 hi def link csCharacter Character
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306 hi def link csSpecialChar SpecialChar
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307 hi def link csInteger Number
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308 hi def link csReal Float
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309 hi def link csUnicodeNumber SpecialChar
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310 hi def link csUnicodeSpecifier SpecialChar
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311 hi def link csInterpolationDelimiter Delimiter
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312 hi def link csInterpolationAlignDel csInterpolationDelimiter
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313 hi def link csInterpolationFormat csInterpolationDelimiter
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314 hi def link csInterpolationFormatDel csInterpolationDelimiter
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315
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17667
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316 hi def link csGenericBraces csBraces
|
|
|
317
|
|
7
|
318 " xml markup
|
|
29104
|
319 hi def link csXmlLineCommentLeader Comment
|
|
|
320 hi def link csXmlLineComment Comment
|
|
|
321 hi def link csXmlBlockComment Comment
|
|
|
322 hi def link csXmlBlockCommentMiddle csXmlBlockComment
|
|
14372
|
323 hi def link csXmlTag Statement
|
|
29104
|
324 hi def link csXmlAttrib Statement
|
|
7
|
325
|
|
15131
|
326 let b:current_syntax = 'cs'
|
|
7
|
327
|
|
15131
|
328 let &cpoptions = s:save_cpo
|
|
|
329 unlet s:save_cpo
|
|
7
|
330
|
|
14372
|
331 " vim: vts=16,28
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