| function shouldBe(actual, expected) { | |
| if (actual !== expected) | |
| throw new Error(`bad value: ${String(actual)}`); | |
| } | |
| function *gen(a, b, c) | |
| { | |
| function test() | |
| { | |
| return arguments; | |
| } | |
| return test; | |
| } | |
| let g = gen(1, 2, 3); | |
| let {value: func} = g.next(); | |
| shouldBe(func().length, 0); |