Function patternToRegex

lib/utils/pluginParser.js:134–138

(pattern)

}

function patternToRegex(pattern) {
  const escaped = pattern.replace(/[.+?^${}()|[\]\\]/g, '\\$&')
  const regexStr = escaped.replace(/\*/g, '.*')
  return new RegExp(regexStr)
}

/**
 * Return the first available standard browser helper, or null.