// Simulated external API that synchronously returns elements one at a time indefinitely.
def externalApiGet[A](): A = ???
// This wraps with the proper fs2 stream that will indefinitely return values.
def wrapGetWithFS2[A](): Stream[Task, A] = Stream.eval(Task.delay(externalApiGet))
// Simulated external API that synchronously returns "chunks" of elements at a time indefinitely.
def externalApiGetSeq[A](): Seq[A] = ???
// How do I wrap this with a stream that hides the internal chunks and just provides a stream of A values.
// The following doesn't compile. I need help fixing this.
def wrapGetSeqWithFS2[A](): Stream[Task, A] = Stream.eval(Task.delay(externalApiGetSeq))
Scala fs2 Streams with Chunks and Tasks?
1.2k views Asked by clay At
1
You need to mark the sequence as a
Chunk
and then useflatMap
to flatten the stream.(Edited to simplify solution)