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// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-prop-id-init-skipped.case
// - src/dstr-binding/default/try.template
/*---
description: Destructuring initializer is not evaluated when value is not `undefined` (try statement)
esid: sec-runtime-semantics-catchclauseevaluation
es6id: 13.15.7
features: [destructuring-binding]
flags: [generated]
info: |
Catch : catch ( CatchParameter ) Block
[...]
5. Let status be the result of performing BindingInitialization for
CatchParameter passing thrownValue and catchEnv as arguments.
[...]
13.3.3.7 Runtime Semantics: KeyedBindingInitialization
BindingElement : BindingPattern Initializeropt
[...]
3. If Initializer is present and v is undefined, then
[...]
---*/
var initCount = 0;
function counter() {
initCount += 1;
}
var ranCatch = false;
try {
throw { s: null, u: 0, w: false, y: '' };
} catch ({ s: t = counter(), u: v = counter(), w: x = counter(), y: z = counter() }) {
assert.sameValue(t, null);
assert.sameValue(v, 0);
assert.sameValue(x, false);
assert.sameValue(z, '');
assert.sameValue(initCount, 0);
assert.throws(ReferenceError, function() {
s;
});
assert.throws(ReferenceError, function() {
u;
});
assert.throws(ReferenceError, function() {
w;
});
assert.throws(ReferenceError, function() {
y;
});
ranCatch = true;
}
assert(ranCatch, 'executed `catch` block');
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