git.r.bdr.sh - rbdr/forum/blob - src/utils/resolve_after.js

   1 export const resolveAfter = function (timesUntilResolve) {
   2
   3   let counter = null;
   4   let currentValue = 0;
   5
   6   if (typeof timesUntilResolve !== 'number' || timesUntilResolve <= 0) {
   7     throw new Error('Resolve after requires a positive integer');
   8   }
   9
  10   const promise = new Promise((resolvePromise) => {
  11
  12     counter = () => {
  13
  14       if (++currentValue === timesUntilResolve) {
  15         resolvePromise();
  16       }
  17     };
  18   });
  19
  20   return {
  21     counter,
  22     promise
  23   };
  24
  25 };