dev.to

Creating Async Task Runner with Concurrency in JavaScript
Let us consider we need to create an aync task runner in javascript with the following constraint:

The task runner should have a set of tasks that will be pushed to it,
Each of these tasks will be some async operation,
The task runner should also ensure that at a single point of time only a given number of tasks can perform, and other tasks keep on waiting unless their turn comes.

Let's code out the solution first

class Runner{
constructor(concurrency=1){
this.concurrency = concurrency;
t…
#javascript #async #concurrency #scheduler