refractor/lang/clike.js

Lightweight, robust, elegant virtual syntax highlighting using Prism

// @ts-nocheck
/**
 * @import {Refractor} from '../lib/core.js'
 */
clike.displayName = 'clike'
clike.aliases = []

/** @param {Refractor} Prism */
export default function clike(Prism) {
  Prism.languages.clike = {
    comment: [
      {
        pattern: /(^|[^\\])\/\*[\s\S]*?(?:\*\/|$)/,
        lookbehind: true,
        greedy: true
      },
      {
        pattern: /(^|[^\\:])\/\/.*/,
        lookbehind: true,
        greedy: true
      }
    ],
    string: {
      pattern: /(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
      greedy: true
    },
    'class-name': {
      pattern:
        /(\b(?:class|extends|implements|instanceof|interface|new|trait)\s+|\bcatch\s+\()[\w.\\]+/i,
      lookbehind: true,
      inside: {
        punctuation: /[.\\]/
      }
    },
    keyword:
      /\b(?:break|catch|continue|do|else|finally|for|function|if|in|instanceof|new|null|return|throw|try|while)\b/,
    boolean: /\b(?:false|true)\b/,
    function: /\b\w+(?=\()/,
    number: /\b0x[\da-f]+\b|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:e[+-]?\d+)?/i,
    operator: /[<>]=?|[!=]=?=?|--?|\+\+?|&&?|\|\|?|[?*/~^%]/,
    punctuation: /[{}[\];(),.:]/
  }
}