basant307/AI_Governance_Project

1/*2Language: Scala3Category: functional4Author: Jan Berkel <jan.berkel@gmail.com>5Contributors: Erik Osheim <d_m@plastic-idolatry.com>6Website: https://www.scala-lang.org7*/8 9function scala(hljs) {10  const regex = hljs.regex;11  const ANNOTATION = {12    className: 'meta',13    begin: '@[A-Za-z]+'14  };15 16  // used in strings for escaping/interpolation/substitution17  const SUBST = {18    className: 'subst',19    variants: [20      { begin: '\\$[A-Za-z0-9_]+' },21      {22        begin: /\$\{/,23        end: /\}/24      }25    ]26  };27 28  const STRING = {29    className: 'string',30    variants: [31      {32        begin: '"""',33        end: '"""'34      },35      {36        begin: '"',37        end: '"',38        illegal: '\\n',39        contains: [ hljs.BACKSLASH_ESCAPE ]40      },41      {42        begin: '[a-z]+"',43        end: '"',44        illegal: '\\n',45        contains: [46          hljs.BACKSLASH_ESCAPE,47          SUBST48        ]49      },50      {51        className: 'string',52        begin: '[a-z]+"""',53        end: '"""',54        contains: [ SUBST ],55        relevance: 1056      }57    ]58 59  };60 61  const TYPE = {62    className: 'type',63    begin: '\\b[A-Z][A-Za-z0-9_]*',64    relevance: 065  };66 67  const NAME = {68    className: 'title',69    begin: /[^0-9\n\t "'(),.`{}\[\]:;][^\n\t "'(),.`{}\[\]:;]+|[^0-9\n\t "'(),.`{}\[\]:;=]/,70    relevance: 071  };72 73  const CLASS = {74    className: 'class',75    beginKeywords: 'class object trait type',76    end: /[:={\[\n;]/,77    excludeEnd: true,78    contains: [79      hljs.C_LINE_COMMENT_MODE,80      hljs.C_BLOCK_COMMENT_MODE,81      {82        beginKeywords: 'extends with',83        relevance: 1084      },85      {86        begin: /\[/,87        end: /\]/,88        excludeBegin: true,89        excludeEnd: true,90        relevance: 0,91        contains: [ 92          TYPE, 93          hljs.C_LINE_COMMENT_MODE, 94          hljs.C_BLOCK_COMMENT_MODE, 95        ]96      },97      {98        className: 'params',99        begin: /\(/,100        end: /\)/,101        excludeBegin: true,102        excludeEnd: true,103        relevance: 0,104        contains: [ 105          TYPE, 106          hljs.C_LINE_COMMENT_MODE, 107          hljs.C_BLOCK_COMMENT_MODE, 108        ]109      },110      NAME111    ]112  };113 114  const METHOD = {115    className: 'function',116    beginKeywords: 'def',117    end: regex.lookahead(/[:={\[(\n;]/),118    contains: [ NAME ]119  };120 121  const EXTENSION = {122    begin: [123      /^\s*/, // Is first token on the line124      'extension',125      /\s+(?=[[(])/, // followed by at least one space and `[` or `(`126    ],127    beginScope: { 2: "keyword", }128  };129 130  const END = {131    begin: [132      /^\s*/, // Is first token on the line133      /end/,134      /\s+/,135      /(extension\b)?/, // `extension` is the only marker that follows an `end` that cannot be captured by another rule.136    ],137    beginScope: {138      2: "keyword",139      4: "keyword",140    }141  };142 143  // TODO: use negative look-behind in future144  //       /(?<!\.)\binline(?=\s)/145  const INLINE_MODES = [146    { match: /\.inline\b/ },147    {148      begin: /\binline(?=\s)/,149      keywords: 'inline'150    }151  ];152 153  const USING_PARAM_CLAUSE = {154    begin: [155      /\(\s*/, // Opening `(` of a parameter or argument list156      /using/,157      /\s+(?!\))/, // Spaces not followed by `)`158    ],159    beginScope: { 2: "keyword", }160  };161 162  // glob all non-whitespace characters as a "string"163  // sourced from https://github.com/scala/docs.scala-lang/pull/2845164  const DIRECTIVE_VALUE = {165    className: 'string',166    begin: /\S+/,167  };168 169  // directives170  // sourced from https://github.com/scala/docs.scala-lang/pull/2845171  const USING_DIRECTIVE = {172    begin: [173      '//>',174      /\s+/,175      /using/,176      /\s+/,177      /\S+/178    ],179    beginScope: {180      1: "comment",181      3: "keyword",182      5: "type"183    },184    end: /$/,185    contains: [186      DIRECTIVE_VALUE,187    ]188  };189 190  return {191    name: 'Scala',192    keywords: {193      literal: 'true false null',194      keyword: 'type yield lazy override def with val var sealed abstract private trait object if then forSome for while do throw finally protected extends import final return else break new catch super class case package default try this match continue throws implicit export enum given transparent'195    },196    contains: [197      USING_DIRECTIVE,198      hljs.C_LINE_COMMENT_MODE,199      hljs.C_BLOCK_COMMENT_MODE,200      STRING,201      TYPE,202      METHOD,203      CLASS,204      hljs.C_NUMBER_MODE,205      EXTENSION,206      END,207      ...INLINE_MODES,208      USING_PARAM_CLAUSE,209      ANNOTATION210    ]211  };212}213 214export { scala as default };215