Sink your streams.
var from = ;var through = ;var sink = ;// Might be used as a Transform or Writeablevar maybeThrough =;// Sink it to behave like a Writeable
stream to sink and returns the same stream. Sets up event listeners to infer if the stream is being used as a
Writeable stream and sinks it on
nextTick if necessary. If the stream is being used as a
Transform stream but becomes unpiped, it will be sunk. Respects