JSTests/test262/test/language/statements/try/dstr/obj-ptrn-id-init-throws.js

// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-id-init-throws.case
// - src/dstr-binding/error/try.template
/*---
description: Error thrown when evaluating the initializer (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.
    [...]

    13.3.3.7 Runtime Semantics: KeyedBindingInitialization

    SingleNameBinding : BindingIdentifier Initializeropt

    [...]
    6. If Initializer is present and v is undefined, then
       a. Let  defaultValue be the result of evaluating Initializer.
       b. Let v be GetValue(defaultValue).
       c. ReturnIfAbrupt(v).
---*/
function thrower() {
  throw new Test262Error();
}

assert.throws(Test262Error, function() {
  try {
    throw {};
  } catch ({ x = thrower() }) {}
});