ix/asynciterable/toarray.js

The Interactive Extensions for JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toArray = void 0;
const tslib_1 = require("tslib");
const withabort_js_1 = require("./operators/withabort.js");
const aborterror_js_1 = require("../aborterror.js");
/**
 * Converts an existing async-iterable to a promise containing the array of values.
 *
 * @template TSource The type of elements in the source sequence.
 * @param {AsyncIterable<TSource>} source The source sequence to convert to an array.
 * @param {AbortSignal} [signal] An optional abort signal to cancel the operation at any time.
 * @returns {Promise<TSource[]>} A promise containing all the items from the source sequence as an array.
 */
function toArray(source, signal) {
    var _a, e_1, _b, _c;
    return tslib_1.__awaiter(this, void 0, void 0, function* () {
        (0, aborterror_js_1.throwIfAborted)(signal);
        const results = [];
        try {
            for (var _d = true, _e = tslib_1.__asyncValues((0, withabort_js_1.wrapWithAbort)(source, signal)), _f; _f = yield _e.next(), _a = _f.done, !_a; _d = true) {
                _c = _f.value;
                _d = false;
                const item = _c;
                results.push(item);
            }
        }
        catch (e_1_1) { e_1 = { error: e_1_1 }; }
        finally {
            try {
                if (!_d && !_a && (_b = _e.return)) yield _b.call(_e);
            }
            finally { if (e_1) throw e_1.error; }
        }
        return results;
    });
}
exports.toArray = toArray;

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