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load(libdir + "asserts.js");
load(libdir + "eqArrayHelper.js");
function f1(a, bIs, [b]=[3], ...rest) {
assertEq(a, 1);
assertEq(bIs, b);
assertEqArray(rest, []);
}
assertEq(f1.length, 2);
f1(1, 3);
f1(1, 42, [42]);
function f2([a]=[rest], ...rest) {
assertEq(a, undefined);
}
// TDZ
assertThrowsInstanceOf(f2, ReferenceError);
function f3([a]=[rest], ...rest) {
assertEq(a, 1);
assertEqArray(rest, [2, 3, 4]);
}
// TDZ
assertThrowsInstanceOf(f3, ReferenceError);
function f4([a]=rest, ...rest) {
}
// TDZ
assertThrowsInstanceOf(f4, ReferenceError);
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