Function emitErrorNT

lib/internal/streams/destroy.js:152–171

(self, err)

}

function emitErrorNT(self, err) {
  const r = self._readableState;
  const w = self._writableState;

  if (
    (w && (w[kState] & kErrorEmitted) !== 0) ||
    (r && (r[kState] & kErrorEmitted) !== 0)
  ) {
    return;
  }

  if (w) {
    w[kState] |= kErrorEmitted;
  }
  if (r) {
    r[kState] |= kErrorEmitted;
  }

  self.emit('error', err);
}

function undestroy() {
  const r = this._readableState;