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load(libdir + "asserts.js");
// 'arguments' is allowed in a non-arrow-function with a rest param.
assertEq((function(...rest) { return (x => arguments)(1, 2)})().length, 0);
function restAndArgs(...rest) {
return () => eval("arguments");
}
var args = restAndArgs(1, 2, 3)();
assertEq(args.length, 3);
assertEq(args[0], 1);
assertEq(args[1], 2);
assertEq(args[2], 3);
(function() {
return ((...rest) => {
assertDeepEq(rest, [1, 2, 3]);
assertEq(arguments.length, 2);
assertEq(eval("arguments").length, 2);
})(1, 2, 3);
})(4, 5);