blob: ffe17c80e8da153c3976a84ccd54e9b96bfd1195 (
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// |reftest| skip-if(!this.hasOwnProperty('Iterator')) -- Iterator is not enabled unconditionally
class Iter {
next() {
return { done: false, value: 0 };
}
}
const iter = new Iter();
const wrap = Iterator.from(iter);
assertThrowsInstanceOf(() => wrap.throw(new Error()), Error);
assertThrows(() => wrap.throw());
assertThrows(() => wrap.throw(1));
class IterThrowNull {
next() {
return { done: false, value: 0 };
}
throw = null;
}
const iterNull = new IterThrowNull();
const wrapNull = Iterator.from(iter);
assertThrowsInstanceOf(() => wrapNull.throw(new Error()), Error);
assertThrows(() => wrapNull.throw());
assertThrows(() => wrapNull.throw(1));
class IterWithThrow {
next() {
return { done: false, value: 0 };
}
throw(value) {
return value;
}
}
const iterWithThrow = new IterWithThrow();
const wrapWithThrow = Iterator.from(iterWithThrow);
assertEq(wrapWithThrow.throw(1), 1);
if (typeof reportCompare === 'function')
reportCompare(0, 0);
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