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// When a generator function throws, the generator is closed.
load(libdir + "asserts.js");
load(libdir + "iteration.js");
// Star generator, next() throws.
function *g() {
yield 1;
yield 2;
throw 3;
yield 4;
}
var i = g();
assertIteratorNext(i, 1);
assertIteratorNext(i, 2);
assertThrowsValue(() => i.next(), 3);
assertIteratorDone(i);
assertIteratorDone(i);
// Star generator, throw() throws.
function *h() {
yield 1;
yield 2;
}
var i = h();
assertIteratorNext(i, 1);
assertThrowsValue(() => i.throw(4), 4);
assertIteratorDone(i);
// Star generator, return() throws.
function *h2() {
try {
yield 1;
yield 2;
} finally {
throw 6;
}
}
var i = h2();
assertIteratorNext(i, 1);
assertThrowsValue(() => i.return(4), 6);
assertIteratorDone(i);
// Legacy generator, throw() throws.
function l1() {
yield 1;
yield 2;
}
var i = l1();
assertEq(i.next(), 1);
assertThrowsValue(() => i.throw(5), 5);
assertThrowsInstanceOf(() => i.next(), StopIteration);
// Legacy generator, next() throws.
function l2() {
yield 1;
throw 6;
yield 2;
}
var i = l2();
assertEq(i.next(), 1);
assertThrowsValue(() => i.next(), 6);
assertThrowsInstanceOf(() => i.next(), StopIteration);
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