Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | 8x 8x 1x 1x 1x 10x 10x 1x 1x 1x 9x 9x 9x 9x 9x | /**
* The Debounce technique allow us to “group” multiple sequential calls in a single one.
* @description
* You can find great article that explains how throttle works [here](https://css-tricks.com/debouncing-throttling-explained-examples/)
* @param func - Any provided function
* @param debounceTimeMs - duration in milliseconds
* @signature
* P.throttle(func, throttleTimeMs)
* @example
* // Execute log
* P.throttle(console.log, 1000)
* @category Function
*/
import { purry } from "./purry";
export function throttle<E extends (...args: any[]) => any>(func: E, throttleTimeMs: number): E
export function throttle<E extends (...args: any[]) => any>(throttleTimeMs: number): (func: E) => E
export function throttle() {
return purry(__throttle, arguments)
}
function __throttle<Input extends any[], R>(
func: (...args: Input) => R,
throttleTimeMs: number
): (...args: Input) => R {
// tslint:disable: no-let
let lastExec: number | null = null;
let result: { readonly r: R } | null = null;
return (...args) => {
if (result == null) {
lastExec = Date.now();
result = {
r: func(...args),
};
return result.r;
}
const diff = Date.now() - lastExec!;
Eif (diff >= throttleTimeMs) {
lastExec = Date.now();
result = {
r: func(...args),
};
return result.r;
}
return result.r;
};
}
|