ts-prime/dist/es/_reduceLazy.js

A utility library for JavaScript and Typescript.

export function _reduceLazy(array, lazy, indexed) {
    return array.reduce(function (acc, item, index) {
        var result = indexed ? lazy(item, index, array) : lazy(item);
        if (result.hasMany === true) {
            acc.push.apply(acc, result.next);
        }
        else if (result.hasNext === true) {
            acc.push(result.next);
        }
        return acc;
    }, []);
}