ix/asynciterable/range.mjs

The Interactive Extensions for JavaScript

import { __asyncGenerator, __await } from "tslib";
import { AsyncIterableX } from './asynciterablex.mjs';
import { throwIfAborted } from '../aborterror.mjs';
class RangeAsyncIterable extends AsyncIterableX {
    constructor(start, count) {
        super();
        this._start = start;
        this._count = count;
    }
    [Symbol.asyncIterator](signal) {
        return __asyncGenerator(this, arguments, function* _a() {
            throwIfAborted(signal);
            for (let current = this._start, end = this._start + this._count; current < end; current++) {
                yield yield __await(current);
            }
        });
    }
}
/**
 * Generates an async-iterable sequence of integral numbers within a specified range.
 *
 * @param {number} start The value of the first integer in the sequence.
 * @param {number} count The number of sequential integers to generate.
 * @returns {AsyncIterableX<number>} An async-iterable sequence that contains a range of sequential integral numbers.
 */
export function range(start, count) {
    return new RangeAsyncIterable(start, count);
}

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