debounceAsync

debounceAsync(func, delay = 0, leading = false)

Creates a debounced function.

| argument | description | | ---: | :--- | | func | A function to debounce. | | delay | A number as the delay. | | leading | If true, the function is invoked on the leading edge of the delay. |

Returns a new function.

setup

npm

npm install @seregpie/debounce-async

ES module

import debounceAsync from '@seregpie/debounce-async';

Node

let debounceAsync = require('@seregpie/debounce-async');

browser

<script src="https://unpkg.com/@seregpie/debounce-async"></script>

The function is globally available as debounceAsync.

usage

let debounced = debounceAsync(async n => {
  await new Promise(resolve => {
    setTimeout(resolve, 2000);
  });
  return n;
}, 1000);
let p0 = debounced(0);
let p1 = debounced(1);
let p2 = debounced(2);
await new Promise(resolve => {
  setTimeout(resolve, 3000);
});
let p3 = debounced(3);
let p4 = debounced(4);
let p5 = debounced(5);
let r = await Promise.all([p0, p1, p2, p3, p4, p5]);
// => [2, 2, 2, 5, 5, 5]