static/highlight/es/languages/vbnet.js

   1 /*! `vbnet` grammar compiled for Highlight.js 11.11.1 */
   2 var hljsGrammar = (function () {
   3   'use strict';
   4
   5   /*
   6   Language: Visual Basic .NET
   7   Description: Visual Basic .NET (VB.NET) is a multi-paradigm, object-oriented programming language, implemented on the .NET Framework.
   8   Authors: Poren Chiang <ren.chiang@gmail.com>, Jan Pilzer
   9   Website: https://docs.microsoft.com/dotnet/visual-basic/getting-started
  10   Category: common
  11   */
  12
  13   /** @type LanguageFn */
  14   function vbnet(hljs) {
  15     const regex = hljs.regex;
  16     /**
  17      * Character Literal
  18      * Either a single character ("a"C) or an escaped double quote (""""C).
  19      */
  20     const CHARACTER = {
  21       className: 'string',
  22       begin: /"(""|[^/n])"C\b/
  23     };
  24
  25     const STRING = {
  26       className: 'string',
  27       begin: /"/,
  28       end: /"/,
  29       illegal: /\n/,
  30       contains: [
  31         {
  32           // double quote escape
  33           begin: /""/ }
  34       ]
  35     };
  36
  37     /** Date Literals consist of a date, a time, or both separated by whitespace, surrounded by # */
  38     const MM_DD_YYYY = /\d{1,2}\/\d{1,2}\/\d{4}/;
  39     const YYYY_MM_DD = /\d{4}-\d{1,2}-\d{1,2}/;
  40     const TIME_12H = /(\d|1[012])(:\d+){0,2} *(AM|PM)/;
  41     const TIME_24H = /\d{1,2}(:\d{1,2}){1,2}/;
  42     const DATE = {
  43       className: 'literal',
  44       variants: [
  45         {
  46           // #YYYY-MM-DD# (ISO-Date) or #M/D/YYYY# (US-Date)
  47           begin: regex.concat(/# */, regex.either(YYYY_MM_DD, MM_DD_YYYY), / *#/) },
  48         {
  49           // #H:mm[:ss]# (24h Time)
  50           begin: regex.concat(/# */, TIME_24H, / *#/) },
  51         {
  52           // #h[:mm[:ss]] A# (12h Time)
  53           begin: regex.concat(/# */, TIME_12H, / *#/) },
  54         {
  55           // date plus time
  56           begin: regex.concat(
  57             /# */,
  58             regex.either(YYYY_MM_DD, MM_DD_YYYY),
  59             / +/,
  60             regex.either(TIME_12H, TIME_24H),
  61             / *#/
  62           ) }
  63       ]
  64     };
  65
  66     const NUMBER = {
  67       className: 'number',
  68       relevance: 0,
  69       variants: [
  70         {
  71           // Float
  72           begin: /\b\d[\d_]*((\.[\d_]+(E[+-]?[\d_]+)?)|(E[+-]?[\d_]+))[RFD@!#]?/ },
  73         {
  74           // Integer (base 10)
  75           begin: /\b\d[\d_]*((U?[SIL])|[%&])?/ },
  76         {
  77           // Integer (base 16)
  78           begin: /&H[\dA-F_]+((U?[SIL])|[%&])?/ },
  79         {
  80           // Integer (base 8)
  81           begin: /&O[0-7_]+((U?[SIL])|[%&])?/ },
  82         {
  83           // Integer (base 2)
  84           begin: /&B[01_]+((U?[SIL])|[%&])?/ }
  85       ]
  86     };
  87
  88     const LABEL = {
  89       className: 'label',
  90       begin: /^\w+:/
  91     };
  92
  93     const DOC_COMMENT = hljs.COMMENT(/'''/, /$/, { contains: [
  94       {
  95         className: 'doctag',
  96         begin: /<\/?/,
  97         end: />/
  98       }
  99     ] });
 100
 101     const COMMENT = hljs.COMMENT(null, /$/, { variants: [
 102       { begin: /'/ },
 103       {
 104         // TODO: Use multi-class for leading spaces
 105         begin: /([\t ]|^)REM(?=\s)/ }
 106     ] });
 107
 108     const DIRECTIVES = {
 109       className: 'meta',
 110       // TODO: Use multi-class for indentation once available
 111       begin: /[\t ]*#(const|disable|else|elseif|enable|end|externalsource|if|region)\b/,
 112       end: /$/,
 113       keywords: { keyword:
 114           'const disable else elseif enable end externalsource if region then' },
 115       contains: [ COMMENT ]
 116     };
 117
 118     return {
 119       name: 'Visual Basic .NET',
 120       aliases: [ 'vb' ],
 121       case_insensitive: true,
 122       classNameAliases: { label: 'symbol' },
 123       keywords: {
 124         keyword:
 125           'addhandler alias aggregate ansi as async assembly auto binary by byref byval ' /* a-b */
 126           + 'call case catch class compare const continue custom declare default delegate dim distinct do ' /* c-d */
 127           + 'each equals else elseif end enum erase error event exit explicit finally for friend from function ' /* e-f */
 128           + 'get global goto group handles if implements imports in inherits interface into iterator ' /* g-i */
 129           + 'join key let lib loop me mid module mustinherit mustoverride mybase myclass ' /* j-m */
 130           + 'namespace narrowing new next notinheritable notoverridable ' /* n */
 131           + 'of off on operator option optional order overloads overridable overrides ' /* o */
 132           + 'paramarray partial preserve private property protected public ' /* p */
 133           + 'raiseevent readonly redim removehandler resume return ' /* r */
 134           + 'select set shadows shared skip static step stop structure strict sub synclock ' /* s */
 135           + 'take text then throw to try unicode until using when where while widening with withevents writeonly yield' /* t-y */,
 136         built_in:
 137           // Operators https://docs.microsoft.com/dotnet/visual-basic/language-reference/operators
 138           'addressof and andalso await directcast gettype getxmlnamespace is isfalse isnot istrue like mod nameof new not or orelse trycast typeof xor '
 139           // Type Conversion Functions https://docs.microsoft.com/dotnet/visual-basic/language-reference/functions/type-conversion-functions
 140           + 'cbool cbyte cchar cdate cdbl cdec cint clng cobj csbyte cshort csng cstr cuint culng cushort',
 141         type:
 142           // Data types https://docs.microsoft.com/dotnet/visual-basic/language-reference/data-types
 143           'boolean byte char date decimal double integer long object sbyte short single string uinteger ulong ushort',
 144         literal: 'true false nothing'
 145       },
 146       illegal:
 147         '//|\\{|\\}|endif|gosub|variant|wend|^\\$ ' /* reserved deprecated keywords */,
 148       contains: [
 149         CHARACTER,
 150         STRING,
 151         DATE,
 152         NUMBER,
 153         LABEL,
 154         DOC_COMMENT,
 155         COMMENT,
 156         DIRECTIVES
 157       ]
 158     };
 159   }
 160
 161   return vbnet;
 162
 163 })();
 164 ;
 165 export default hljsGrammar;