js/src/jit-test/tests/for-of/throw-during-break.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
39
40
41
42

var whoCaught = "nobody"

function* wrapNoThrow() {
    let iter = {
      [Symbol.iterator]() {
        return this;
      },
      next() {
        return { value: 10, done: false };
      },
      return() { throw "nonsense"; }
    };
    for (const i of iter)
      yield i;
  }
function foo() {
    try {
	l2:
	for (j of wrapNoThrow()) {
	    try {
		for (i of [1,2,3]) {
		    try {
			break l2;
		    } catch(e) {
			whoCaught = "inner"
		    }
		}
	    } catch (e) {
		whoCaught = "inner2"
	    }
	}
    } catch (e) {
	whoCaught = "correct"
    }
}

try {
    foo();
} catch (e) { whoCaught = "outer" }


assertEq(whoCaught, "correct");