@beenotung/tslib/polyfill-iterable.js

utils library in Typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.PolyfillIterable = void 0;
exports.polyfillIterable = polyfillIterable;
class PolyfillIterable {
    iterable;
    constructor(iterable) {
        this.iterable = iterable;
    }
    [Symbol.iterator]() {
        return this.iterable[Symbol.iterator]();
    }
    map(map) {
        const self = this;
        return new PolyfillIterable({
            *[Symbol.iterator]() {
                for (const x of self) {
                    yield map(x);
                }
            },
        });
    }
    filter(filter) {
        const self = this;
        return new PolyfillIterable({
            *[Symbol.iterator]() {
                for (const x of self) {
                    if (filter(x)) {
                        yield x;
                    }
                }
            },
        });
    }
    toArray() {
        return Array.from(this.iterable);
    }
    static from(iterable) {
        return new PolyfillIterable(iterable);
    }
}
exports.PolyfillIterable = PolyfillIterable;
function polyfillIterable(iterable) {
    return PolyfillIterable.from(iterable);
}