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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: 2020-11-23
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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 " [1] ECMA TC39: C# Language Specification (WD13Oct01.doc)
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13
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14 if exists('b:current_syntax')
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15 finish
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16 endif
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17
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18 let s:save_cpo = &cpoptions
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19 set cpoptions&vim
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20
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21 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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22 syn keyword csStorage delegate enum interface namespace struct
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23 syn keyword csRepeat break continue do for foreach goto return while
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24 syn keyword csConditional else if switch
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25 syn keyword csLabel case default
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26 syn match csOperatorError display +::+
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27 syn match csGlobal display +global::+
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28 " user labels (see [1] 8.6 Statements)
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29 syn match csLabel display +^\s*\I\i*\s*:\%([^:]\)\@=+
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30 syn keyword csModifier abstract const extern internal override private protected public readonly sealed static virtual volatile
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31 syn keyword csConstant false null true
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32 syn keyword csException try catch finally throw when
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33 syn keyword csLinq ascending by descending equals from group in into join let on orderby select where
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34 syn keyword csAsync async await
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35
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36 syn keyword csUnspecifiedStatement as base checked event fixed in is lock nameof operator out params ref sizeof stackalloc this unchecked unsafe using
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37 syn keyword csUnsupportedStatement add remove value
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38 syn keyword csUnspecifiedKeyword explicit implicit
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39
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40 " Contextual Keywords
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41 syn match csContextualStatement /\<yield[[:space:]\n]\+\%(return\|break\)/me=s+5
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42 syn match csContextualStatement /\<partial[[:space:]\n]\+\%(class\|struct\|interface\)/me=s+7
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43 syn match csContextualStatement /\<\%(get\|set\)\%(;\|[[:space:]\n]*{\)/me=s+3
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44 syn match csContextualStatement /\<\%(get\|set\)\s*=>/me=s+3
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45 syn match csContextualStatement /\<where\>[^:]\+:/me=s+5
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46
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47 " Operators
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48 syn keyword csTypeOf typeof contained
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49 syn region csTypeOfStatement start="typeof(" end=")" contains=csType, csTypeOf
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50
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51 " Punctuation
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52 syn match csBraces "[{}\[\]]" display
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53 syn match csParens "[()]" display
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54 syn match csOpSymbols "+\{1,2}" display
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55 syn match csOpSymbols "-\{1,2}" display
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56 syn match csOpSymbols "=\{1,2}" display
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57 syn match csOpSymbols ">\{1,2}" display
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58 syn match csOpSymbols "<\{1,2}" display
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59 syn match csOpSymbols "[!><+\-*/]=" display
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60 syn match csOpSymbols "[!*/^]" display
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61 syn match csOpSymbols "=>" display
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62 syn match csEndColon ";" display
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63 syn match csLogicSymbols "&&" display
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64 syn match csLogicSymbols "||" display
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65 syn match csLogicSymbols "?" display
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66 syn match csLogicSymbols ":" display
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67
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68 " Generics
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69 syn region csGeneric matchgroup=csGenericBraces start="<" end=">" oneline contains=csType,csGeneric,csUserType,csUserIdentifier,csUserInterface,csUserMethod
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70
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71 " Comments
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72 "
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73 " PROVIDES: @csCommentHook
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74 syn keyword csTodo contained TODO FIXME XXX NOTE HACK TBD
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75 syn region csComment start="/\*" end="\*/" contains=@csCommentHook,csTodo,@Spell
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76 syn match csComment "//.*$" contains=@csCommentHook,csTodo,@Spell
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77
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78 " xml markup inside '///' comments
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79 syn cluster xmlRegionHook add=csXmlCommentLeader
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80 syn cluster xmlCdataHook add=csXmlCommentLeader
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81 syn cluster xmlStartTagHook add=csXmlCommentLeader
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82 syn keyword csXmlTag contained Libraries Packages Types Excluded ExcludedTypeName ExcludedLibraryName
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83 syn keyword csXmlTag contained ExcludedBucketName TypeExcluded Type TypeKind TypeSignature AssemblyInfo
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84 syn keyword csXmlTag contained AssemblyName AssemblyPublicKey AssemblyVersion AssemblyCulture Base
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85 syn keyword csXmlTag contained BaseTypeName Interfaces Interface InterfaceName Attributes Attribute
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86 syn keyword csXmlTag contained AttributeName Members Member MemberSignature MemberType MemberValue
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87 syn keyword csXmlTag contained ReturnValue ReturnType Parameters Parameter MemberOfPackage
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88 syn keyword csXmlTag contained ThreadingSafetyStatement Docs devdoc example overload remarks returns summary
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89 syn keyword csXmlTag contained threadsafe value internalonly nodoc exception param permission platnote
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90 syn keyword csXmlTag contained seealso b c i pre sub sup block code note paramref see subscript superscript
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91 syn keyword csXmlTag contained list listheader item term description altcompliant altmember
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92
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93 syn cluster xmlTagHook add=csXmlTag
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94
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95 syn match csXmlCommentLeader "///" contained
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96 syn match csXmlComment "///.*$" contains=csXmlCommentLeader,@csXml,@Spell keepend
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97 syn include @csXml syntax/xml.vim
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98 hi def link xmlRegion Comment
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99
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100 " Since syntax/xml.vim contains `syn spell toplevel`, we need to set it back to `default` here.
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101 syn spell default
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102
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103 " [1] 9.5 Pre-processing directives
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104 syn region csPreCondit start="^\s*#\s*\%(define\|undef\|if\|elif\|else\|endif\|line\|error\|warning\|pragma\)\>" skip="\\$" end="$" contains=csComment keepend
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105 syn region csRegion matchgroup=csPreCondit start="^\s*#\s*region.*$" end="^\s*#\s*endregion" transparent fold contains=TOP
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106 syn region csSummary start="^\s*/// <summary" end="^\%\(\s*///\)\@!" transparent fold keepend
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107
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108
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109 syn region csClassType start="@\@1<!\<class\>"hs=s+6 end="[:\n{]"me=e-1 contains=csClass
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110 " csUserType may be defined by user scripts/plugins - it should be contained in csNewType
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111 syn region csNewType start="@\@1<!\<new\>"hs=s+4 end="[;\n{(<\[]"me=e-1 contains=csNew,csUserType
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112 syn region csIsType start=" is "hs=s+4 end="[A-Za-z0-9]\+" oneline contains=csIsAs
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113 syn region csIsType start=" as "hs=s+4 end="[A-Za-z0-9]\+" oneline contains=csIsAs
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114 syn keyword csNew new contained
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115 syn keyword csClass class contained
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116 syn keyword csIsAs is as
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117
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118 " Strings and constants
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119 syn match csSpecialError "\\." contained
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120 syn match csSpecialCharError "[^']" contained
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121 " [1] 9.4.4.4 Character literals
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122 syn match csSpecialChar +\\["\\'0abfnrtvx]+ contained display
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123 syn match csUnicodeNumber +\\x\x\{2,4}+ contained contains=csUnicodeSpecifier display
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124 syn match csUnicodeNumber +\\u\x\{4}+ contained contains=csUnicodeSpecifier display
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125 syn match csUnicodeNumber +\\U\x\{8}+ contained contains=csUnicodeSpecifier display
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126 syn match csUnicodeSpecifier +\\[uU]+ contained display
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127
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128 syn region csString matchgroup=csQuote start=+"+ end=+"+ end=+$+ extend contains=csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
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129 syn match csCharacter "'[^']*'" contains=csSpecialChar,csSpecialCharError,csUnicodeNumber display
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130 syn match csCharacter "'\\''" contains=csSpecialChar display
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131 syn match csCharacter "'[^\\]'" display
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132 syn match csNumber "\<0[0-7]*[lL]\=\>" display
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133 syn match csNumber "\<0[xX][[:xdigit:]_]\+[lL]\=\>" display
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134 syn match csNumber "\<0[bB][01_]\+[lL]\=\>" display
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135 syn match csNumber "\<[[:digit:]_]\+[lL]\=\>" display
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136 syn match csNumber "\<[[:digit:]_]\+\.[[:digit:]_]*\%\([eE][-+]\=[[:digit:]_]\+\)\=[fFdDmM]\=" display
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137 syn match csNumber "\.[[:digit:]_]\+\%\([eE][-+]\=[[:digit:]_]\+\)\=[fFdDmM]\=" display
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138 syn match csNumber "\<[[:digit:]_]\+[eE][-+]\=[[:digit:]_]\+[fFdDmM]\=\>" display
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139 syn match csNumber "\<[[:digit:]_]\+\%\([eE][-+]\=[[:digit:]_]\+\)\=[fFdDmM]\>" display
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140
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141 syn region csInterpolatedString matchgroup=csQuote start=+\$"+ end=+"+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
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142
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143 syn region csInterpolation matchgroup=csInterpolationDelimiter start=+{+ end=+}+ keepend contained contains=@csAll,csBraced,csBracketed,csInterpolationAlign,csInterpolationFormat
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144 syn match csEscapedInterpolation "{{" transparent contains=NONE display
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145 syn match csEscapedInterpolation "}}" transparent contains=NONE display
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146 syn region csInterpolationAlign matchgroup=csInterpolationAlignDel start=+,+ end=+}+ end=+:+me=e-1 contained contains=csNumber,csConstant,csCharacter,csParens,csOpSymbols,csString,csBracketed display
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147 syn match csInterpolationFormat +:[^}]\+}+ contained contains=csInterpolationFormatDel display
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148 syn match csInterpolationAlignDel +,+ contained display
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149 syn match csInterpolationFormatDel +:+ contained display
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150
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151 syn region csVerbatimString matchgroup=csQuote start=+@"+ end=+"+ skip=+""+ extend contains=csVerbatimQuote,@Spell
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152 syn match csVerbatimQuote +""+ contained
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153 syn match csQuoteError +@$"+he=s+2,me=s+2
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154
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155 syn region csInterVerbString matchgroup=csQuote start=+\$@"+ end=+"+ skip=+""+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,csVerbatimQuote,@Spell
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156
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157 syn region csBracketed matchgroup=csParens start=+(+ end=+)+ extend contained transparent contains=@csAll,csBraced,csBracketed
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158 syn region csBraced matchgroup=csParens start=+{+ end=+}+ extend contained transparent contains=@csAll,csBraced,csBracketed
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159
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160 syn cluster csAll contains=csCharacter,csClassType,csComment,csContextualStatement,csEndColon,csIsType,csLabel,csLogicSymbols,csNewType,csConstant,csNumber,csOpSymbols,csOperatorError,csParens,csPreCondit,csRegion,csString,csSummary,csType,csUnicodeNumber,csUnicodeSpecifier,csInterpolatedString,csVerbatimString,csInterVerbString,csUserType,csUserIdentifier,csUserInterface,csUserMethod
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161
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162 " The default highlighting.
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163 hi def link csType Type
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164 hi def link csClassType Type
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165 hi def link csIsType Type
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166 hi def link csStorage Structure
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167 hi def link csClass Structure
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168 hi def link csRepeat Repeat
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169 hi def link csConditional Conditional
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170 hi def link csLabel Label
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171 hi def link csModifier StorageClass
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172 hi def link csConstant Constant
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173 hi def link csException Exception
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174 hi def link csTypeOf Keyword
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175 hi def link csTypeOfStatement Typedef
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176 hi def link csUnspecifiedStatement Statement
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177 hi def link csUnsupportedStatement Statement
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178 hi def link csUnspecifiedKeyword Keyword
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179 hi def link csNew Statement
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180 hi def link csLinq Statement
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181 hi def link csIsAs Keyword
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182 hi def link csAsync Keyword
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183 hi def link csContextualStatement Statement
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184 hi def link csOperatorError Error
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185
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186 hi def link csTodo Todo
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187 hi def link csComment Comment
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188
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189 hi def link csOpSymbols Operator
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190 hi def link csLogicSymbols Operator
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191
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192 hi def link csSpecialError Error
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193 hi def link csSpecialCharError Error
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194 hi def link csString String
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195 hi def link csQuote String
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196 hi def link csQuoteError Error
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197 hi def link csInterpolatedString String
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198 hi def link csVerbatimString String
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199 hi def link csInterVerbString String
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200 hi def link csVerbatimQuote SpecialChar
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201 hi def link csPreCondit PreCondit
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202 hi def link csCharacter Character
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203 hi def link csSpecialChar SpecialChar
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204 hi def link csNumber Number
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205 hi def link csUnicodeNumber SpecialChar
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206 hi def link csUnicodeSpecifier SpecialChar
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207 hi def link csInterpolationDelimiter Delimiter
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208 hi def link csInterpolationAlignDel csInterpolationDelimiter
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209 hi def link csInterpolationFormat csInterpolationDelimiter
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210 hi def link csInterpolationFormatDel csInterpolationDelimiter
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211
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212 hi def link csGenericBraces csBraces
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213
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214 " xml markup
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215 hi def link csXmlCommentLeader Comment
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216 hi def link csXmlComment Comment
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217 hi def link csXmlTag Statement
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218
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219 let b:current_syntax = 'cs'
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220
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221 let &cpoptions = s:save_cpo
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222 unlet s:save_cpo
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223
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224 " vim: vts=16,28
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