blob: 9caaec2f013b83ae5e96452d29549f8a12118769 [file] [log] [blame]
// Copyright 2008 the V8 project authors. All rights reserved.
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// modification, are permitted provided that the following conditions are
// met:
//
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// Regression test cases for issue 1178598.
// Make sure const-initialization doesn't conflict
// with heap-allocated locals for catch variables.
var value = (function(){
try { } catch(e) {
// Force the 'e' variable to be heap-allocated
// by capturing it in a function closure.
(function() { e; });
}
// Make sure the two definitions of 'e' do
// not conflict in any way.
eval("const e=1");
return e;
})();
assertEquals(1, value);
// Make sure that catch variables can be accessed using eval.
var value = (function() {
var result;
try {
throw 42;
} catch (e) {
result = eval("e");
}
return result;
})();
assertEquals(42, value);
// Make sure that heap-allocated locals for catch variables aren't
// visible outside the catch scope and that they are visible from
// within.
var value = (function() {
var result;
try {
throw 87;
} catch(e) {
// Force the 'e' variable to be heap-allocated
// by capturing it in a function closure.
(function() { e; });
result = eval("e");
}
// Expect accessing 'e' to yield an exception because
// it is not defined in the current scope.
try {
eval("e");
assertTrue(false); // should throw exception
} catch(exception) {
assertTrue(exception instanceof ReferenceError);
return result;
}
})();
assertEquals(87, value);