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// The decompiler can handle the implicit call to @@iterator in a for-of loop.
var x;
function check(code, msg) {
assertThrowsInstanceOfWithMessage(
() => eval(code),
TypeError,
msg);
}
x = {};
check("for (var v of x) throw fit;", "x is not iterable");
check("[...x]", "x is not iterable");
check("Math.hypot(...x)", "x is not iterable");
x[Symbol.iterator] = "potato";
check("for (var v of x) throw fit;", "x is not iterable");
x[Symbol.iterator] = {};
check("for (var v of x) throw fit;", "x[Symbol.iterator] is not a function");
if (typeof reportCompare === "function")
reportCompare(0, 0, "ok");