michael@0: 
michael@0: function outer() {
michael@0:     var xyz = 0;
michael@0:     function foo() {
michael@0: 	function bar() { xyz++; }
michael@0: 	bar();
michael@0: 	let x = 3;
michael@0:     }
michael@0:     foo();
michael@0:     assertEq(xyz, 1);
michael@0: }
michael@0: outer();
michael@0: 
michael@0: function mapfloor(a) {
michael@0:   var b = a.map(function(v) {
michael@0:         "use strict";
michael@0:         try {
michael@0:             eval("delete String;");
michael@0:         } catch (e) {
michael@0:             return e instanceof res;
michael@0:         }
michael@0:     });
michael@0:   var res = "";
michael@0: }
michael@0: try {
michael@0:     mapfloor([1,2]);
michael@0: } catch (e) {}
michael@0: 
michael@0: test();
michael@0: function test() {
michael@0:   try  { 
michael@0:     eval('let(z) { with({}) let y = 3; }');
michael@0:   } catch(ex) {
michael@0:     (function(x) { return !(x) })(0/0)
michael@0:   }
michael@0: }
michael@0: 
michael@0: testCatch(15);
michael@0: function testCatch(y) {
michael@0:   try {
michael@0:       throw 5;
michael@0:   } catch(ex) {
michael@0:       (function(x) { assertEq(x + y + ex, 25); })(5)
michael@0:   }
michael@0: }