inceptum/dist/util/PromiseUtil.js

hipages take on the foundational library for enterprise-grade apps written in NodeJS

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.PromiseUtil = void 0;
class PromiseUtil {
    static try(f) {
        return new Promise((resolve, reject) => {
            try {
                resolve(f());
            }
            catch (e) {
                reject(e);
            }
        });
    }
    static map(arr, f) {
        return Promise.all(arr.map(f));
    }
    static mapSeries(arr, f) {
        let p = Promise.resolve();
        const result = [];
        for (let i = 0; i < arr.length; i++) {
            const index = i;
            p = p.then(() => f(arr[i]))
                .then((res) => {
                result[index] = res;
            });
        }
        return p.then(() => result);
    }
    static async sleepPromise(ms, v) {
        await new Promise((resolve) => setTimeout(resolve, ms));
        return v;
    }
}
exports.PromiseUtil = PromiseUtil;
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