text: /**
   * Original by Scott Helme.
   *
   * Reference: https://scotthelme.co.uk/csp-cheat-sheet/
   *
   * Supports the following:
   *  - CSP Level 1
   *  - CSP Level 2
   *  - CSP Level 3
   */
  
  Prism.languages.csp = {
  	'directive':  {
  		pattern: /\b(?:base-uri|block-all-mixed-content|(?:child|connect|default|font|frame|img|manifest|media|object|script|style|worker)-src|disown-opener|form-action|frame-ancestors|plugin-types|referrer|reflected-xss|report-to|report-uri|require-sri-for|sandbox|upgrade-insecure-requests)\b/i,
  		alias: 'keyword'
  	},
  	'safe': {
  		pattern: /'(?:self|none|strict-dynamic|(?:nonce-|sha(?:256|384|512)-)[a-zA-Z\d+=/]+)'/,
  		alias: 'selector'
  	},
  	'unsafe': {
  		pattern: /(?:'unsafe-inline'|'unsafe-eval'|'unsafe-hashed-attributes'|\*)/,
  		alias: 'function'
  	}
  };