basant307/AI_Governance_Project

1/*2Language: Extended Backus-Naur Form3Author: Alex McKibben <alex@nullscope.net>4Website: https://en.wikipedia.org/wiki/Extended_Backus–Naur_form5Category: syntax6*/7 8/** @type LanguageFn */9function ebnf(hljs) {10  const commentMode = hljs.COMMENT(/\(\*/, /\*\)/);11 12  const nonTerminalMode = {13    className: "attribute",14    begin: /^[ ]*[a-zA-Z]+([\s_-]+[a-zA-Z]+)*/15  };16 17  const specialSequenceMode = {18    className: "meta",19    begin: /\?.*\?/20  };21 22  const ruleBodyMode = {23    begin: /=/,24    end: /[.;]/,25    contains: [26      commentMode,27      specialSequenceMode,28      {29        // terminals30        className: 'string',31        variants: [32          hljs.APOS_STRING_MODE,33          hljs.QUOTE_STRING_MODE,34          {35            begin: '`',36            end: '`'37          }38        ]39      }40    ]41  };42 43  return {44    name: 'Extended Backus-Naur Form',45    illegal: /\S/,46    contains: [47      commentMode,48      nonTerminalMode,49      ruleBodyMode50    ]51  };52}53 54export { ebnf as default };55