Function isControlFrame

lib/web/websocket/util.js:165–171

* @see https://datatracker.ietf.org/doc/html/rfc6455#section-5.5 * @param {number} opcode * @returns {boolean}

(opcode)

 * @returns {boolean}
 */
function isControlFrame (opcode) {
  return (
    opcode === opcodes.CLOSE ||
    opcode === opcodes.PING ||
    opcode === opcodes.PONG
  )
}

/**
 * @param {number} opcode