Function doWrite

lib/internal/streams/writable.js:587–600

(stream, state, writev, len, chunk, encoding, cb)

}

function doWrite(stream, state, writev, len, chunk, encoding, cb) {
  state.writelen = len;
  if (cb !== nop) {
    state.writecb = cb;
  }
  state[kState] |= kWriting | kSync | kExpectWriteCb;
  if ((state[kState] & kDestroyed) !== 0)
    state.onwrite(new ERR_STREAM_DESTROYED('write'));
  else if (writev)
    stream._writev(chunk, state.onwrite);
  else
    stream._write(chunk, encoding, state.onwrite);
  state[kState] &= ~kSync;
}

function onwriteError(stream, state, er, cb) {
  --state.pendingcb;