// This file was procedurally generated from the following sources: // - src/dstr-binding/ary-ptrn-elem-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 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. [...] 13.3.3.6 Runtime Semantics: IteratorBindingInitialization SingleNameBinding : BindingIdentifier Initializeropt [...] 6. If Initializer is present and v is undefined, then [...] 7. If environment is undefined, return PutValue(lhs, v). 8. Return InitializeReferencedBinding(lhs, v). ---*/ var initCount = 0; function counter() { initCount += 1; } var ranCatch = false; try { throw [null, 0, false, '']; } catch ([w = counter(), x = counter(), y = counter(), z = counter()]) { assert.sameValue(w, null); assert.sameValue(x, 0); assert.sameValue(y, false); assert.sameValue(z, ''); assert.sameValue(initCount, 0); ranCatch = true; } assert(ranCatch, 'executed `catch` block'); reportCompare(0, 0);