forked from babel/babel
/
exec.js
38 lines (33 loc) 路 772 Bytes
/
exec.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
expect(() => {
var [] = null;
}).toThrow(TypeError);
expect(() => {
var [] = 42;
}).toThrow(TypeError);
expect(() => {
var [] = {};
}).toThrow(TypeError);
expect(() => {
var [] = { [Symbol.iterator]: () => {} };
}).toThrow(TypeError);
expect(() => {
var [] = [];
var [] = [0, 1, 2];
var [] = "foo";
var [] = (function*() { throw new Error("Should not throw"); })();
var [] = { [Symbol.iterator]: () => ({}) };
var [] = { [Symbol.iterator]: () => () => {} };
var [] = { [Symbol.iterator]: async function*() {} };
}).not.toThrow();
var returnCalled = false;
var [] = {
[Symbol.iterator]: () => {
return {
return: () => {
returnCalled = true;
return {};
},
};
},
};
expect(returnCalled).toStrictEqual(true);