@beenotung/tslib/async/defer.js

utils library in Typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.resolveDefer = exports.createDefer = void 0;
const tslib_1 = require("tslib");
const lang_1 = require("../lang");
function createDefer() {
    const res = {};
    res.promise = new Promise((resolve, reject) => {
        res.resolve = a => {
            resolve(a);
            return res.promise;
        };
        res.reject = e => {
            reject(e);
            return res.promise;
        };
    });
    return res;
}
exports.createDefer = createDefer;
function resolveDefer(defer, a, f) {
    return tslib_1.__awaiter(this, void 0, void 0, function* () {
        if (lang_1.isDefined(a)) {
            defer.resolve(a);
        }
        else {
            defer.reject(yield f());
        }
        return defer.promise;
    });
}
exports.resolveDefer = resolveDefer;
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