Function isValidHeaderValue

lib/core/util.js:774–776

* @param {string} characters * @returns {boolean}

(characters)

 * @returns {boolean}
 */
function isValidHeaderValue (characters) {
  return !headerCharRegex.test(characters)
}

const rangeHeaderRegex = /^bytes (\d+)-(\d+)\/(\d+|\*)?$/