michael@0: // arrow functions may have empty arguments
michael@0: 
michael@0: var f = () => 'x';
michael@0: assertEq(f.length, 0);
michael@0: assertEq(f(), 'x');
michael@0: assertEq(f(0, 1, 2, 3, 4, 5, 6, 7, 8, 9), 'x');