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	Commit message (Expand)	Author	Age	Files	Lines
*	chore: add prismjs for syntax highlighting	Armand Philippot	2021-12-30	1	-0/+79

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// based loosely upon: https://github.com/Azure/bicep/blob/main/src/textmate/bicep.tmlanguage
Prism.languages.bicep = {
  comment: [
    {
      // multiline comments eg /* ASDF */
      pattern: /(^|[^\\])\/\*[\s\S]*?(?:\*\/|$)/,
      lookbehind: true,
      greedy: true,
    },
    {
      // singleline comments eg // ASDF
      pattern: /(^|[^\\:])\/\/.*/,
      lookbehind: true,
      greedy: true,
    },
  ],

  property: [
    {
      pattern: /([\r\n][ \t]*)[a-z_]\w*(?=[ \t]*:)/i,
      lookbehind: true,
    },
    {
      pattern: /([\r\n][ \t]*)'(?:\\.|\$(?!\{)|[^'\\\r\n$])*'(?=[ \t]*:)/,
      lookbehind: true,
      greedy: true,
    },
  ],
  string: [
    {
      pattern: /'''[^'][\s\S]*?'''/,
      greedy: true,
    },
    {
      pattern: /(^|[^\\'])'(?:\\.|\$(?!\{)|[^'\\\r\n$])*'/,
      lookbehind: true,
      greedy: true,
    },
  ],
  'interpolated-string': {
    pattern: /(^|[^\\'])'(?:\\.|\$(?:(?!\{)|\{[^{}\r\n]*\})|[^'\\\r\n$])*'/,
    lookbehind: true,
    greedy: true,
    inside: {
      interpolation: {
        pattern: /\$\{[^{}\r\n]*\}/,
        inside: {
          expression: {
            pattern: /(^\$\{)[\s\S]+(?=\}$)/,
            lookbehind: true,
          },
          punctuation: /^\$\{|\}$/,
        },
      },
      string: /[\s\S]+/,
    },
  },

  datatype: {
    pattern: /(\b(?:output|param)\b[ \t]+\w+[ \t]+)\w+\b/,
    lookbehind: true,
    alias: 'class-name',
  },

  boolean: /\b(?:false|true)\b/,
  // https://github.com/Azure/bicep/blob/114a3251b4e6e30082a58729f19a8cc4e374ffa6/src/textmate/bicep.tmlanguage#L184
  keyword:
    /\b(?:existing|for|if|in|module|null|output|param|resource|targetScope|var)\b/,

  decorator: /@\w+\b/,
  function: /\b[a-z_]\w*(?=[ \t]*\()/i,

  number: /(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:E[+-]?\d+)?/i,
  operator:
    /--|\+\+|\*\*=?|=>|&&=?|\|\|=?|[!=]==|<<=?|>>>?=?|[-+*/%&|^!=<>]=?|\.{3}|\?\?=?|\?\.?|[~:]/,
  punctuation: /[{}[\];(),.:]/,
};

Prism.languages.bicep['interpolated-string'].inside['interpolation'].inside[
  'expression'
].inside = Prism.languages.bicep;