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load(libdir + "eqArrayHelper.js");
var check = [];
function t(token) {
check.push(token);
return token;
}
let f = (...x) => x;
f(3, ...[t(1)], ...[t(2), t(3)], 34, 42, ...[t(4)]);
assertEqArray(check, [1, 2, 3, 4]);
var arr = [1, 2, 3];
assertEqArray(f(...arr, arr.pop()), [1, 2, 3, 3]);