Function isValidOpcode

github-actions/saucelabs/set-saucelabs-env.js:17363–17365

(opcode)

        if (type === opcodes.TEXT) {
          try {
            dataForEvent = utf8Decode(data);
          } catch (e) {
            failWebsocketConnection(ws, "Received invalid UTF-8 in text frame.");
            return;
          }
        } else if (type === opcodes.BINARY) {