dtipson/complete-pipeline.js

## complete-pipeline.js
await pipe(
    postIds[Symbol.iterator](),// creates a generator from a plain array of postIds
    chunkGen(5),// generator that pulls in 5 numbers and yields them out in arrays of 5
    mapGen(map(fetchById)),// generator that takes in arrays of numbers & turns them into arrays of requests
    spreadBatchesAsyncGen,// async generator that spreads arrays of resolved promises & emits one promise at a time
    forEachAsyncGen(renderPost)// a function that consumes the generator & does something with each result
)
	await pipe(
	postIds[Symbol.iterator](),// creates a generator from a plain array of postIds
	chunkGen(5),// generator that pulls in 5 numbers and yields them out in arrays of 5
	mapGen(map(fetchById)),// generator that takes in arrays of numbers & turns them into arrays of requests
	spreadBatchesAsyncGen,// async generator that spreads arrays of resolved promises & emits one promise at a time
	forEachAsyncGen(renderPost)// a function that consumes the generator & does something with each result
	)