Prism.languages.concurnas = {
  comment: {
    pattern: /(^|[^\\])(?:\/\*[\s\S]*?(?:\*\/|$)|\/\/.*)/,
    lookbehind: true,
    greedy: true,
  },
  langext: {
    pattern: /\b\w+\s*\|\|[\s\S]+?\|\|/,
    greedy: true,
    inside: {
      'class-name': /^\w+/,
      string: {
        pattern: /(^\s*\|\|)[\s\S]+(?=\|\|$)/,
        lookbehind: true,
      },
      punctuation: /\|\|/,
    },
  },
  function: {
    pattern: /((?:^|\s)def[ \t]+)[a-zA-Z_]\w*(?=\s*\()/,
    lookbehind: true,
  },
  keyword:
    /\b(?:abstract|actor|also|annotation|assert|async|await|bool|boolean|break|byte|case|catch|changed|char|class|closed|constant|continue|def|default|del|double|elif|else|enum|every|extends|false|finally|float|for|from|global|gpudef|gpukernel|if|import|in|init|inject|int|lambda|local|long|loop|match|new|nodefault|null|of|onchange|open|out|override|package|parfor|parforsync|post|pre|private|protected|provide|provider|public|return|shared|short|single|size_t|sizeof|super|sync|this|throw|trait|trans|transient|true|try|typedef|unchecked|using|val|var|void|while|with)\b/,
  boolean: /\b(?:false|true)\b/,
  number:
    /\b0b[01][01_]*L?\b|\b0x(?:[\da-f_]*\.)?[\da-f_p+-]+\b|(?:\b\d[\d_]*(?:\.[\d_]*)?|\B\.\d[\d_]*)(?:e[+-]?\d[\d_]*)?[dfls]?/i,
  punctuation: /[{}[\];(),.:]/,
  operator:
    /<==|>==|=>|->|<-|<>|&==|&<>|\?:?|\.\?|\+\+|--|[-+*/=<>]=?|[!^~]|\b(?:and|as|band|bor|bxor|comp|is|isnot|mod|or)\b=?/,
  annotation: {
    pattern: /@(?:\w+:)?(?:\w+|\[[^\]]+\])?/,
    alias: 'builtin',
  },
};

Prism.languages.insertBefore('concurnas', 'langext', {
  'regex-literal': {
    pattern: /\br("|')(?:\\.|(?!\1)[^\\\r\n])*\1/,
    greedy: true,
    inside: {
      interpolation: {
        pattern:
          /((?:^|[^\\])(?:\\{2})*)\{(?:[^{}]|\{(?:[^{}]|\{[^}]*\})*\})+\}/,
        lookbehind: true,
        inside: Prism.languages.concurnas,
      },
      regex: /[\s\S]+/,
    },
  },
  'string-literal': {
    pattern: /(?:\B|\bs)("|')(?:\\.|(?!\1)[^\\\r\n])*\1/,
    greedy: true,
    inside: {
      interpolation: {
        pattern:
          /((?:^|[^\\])(?:\\{2})*)\{(?:[^{}]|\{(?:[^{}]|\{[^}]*\})*\})+\}/,
        lookbehind: true,
        inside: Prism.languages.concurnas,
      },
      string: /[\s\S]+/,
    },
  },
});

Prism.languages.conc = Prism.languages.concurnas;