Function j

packages/node-core/test/sandbox/sourcemap-test-webpack.js:300–302

(e)

                return e.concat(n || Array.prototype.slice.call(t));
            }
            function j(e) {
                return this instanceof j ? (this.v = e, this) : new j(e);
            }
            function P(e, t, r) {
                if (!Symbol.asyncIterator) throw new TypeError("Symbol.asyncIterator is not defined.");
                var n, o = r.apply(e, t || []), a = [];