// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-prop-obj-value-null.case
// - src/dstr-binding/error/async-gen-meth.template
/*---
description: Object binding pattern with "nested" object binding pattern taking the `null` value (async generator method)
esid: sec-asyncgenerator-definitions-propertydefinitionevaluation
features: [async-iteration]
flags: [generated]
info: |
    AsyncGeneratorMethod :
        async [no LineTerminator here] * PropertyName ( UniqueFormalParameters )
            { AsyncGeneratorBody }

    1. Let propKey be the result of evaluating PropertyName.
    2. ReturnIfAbrupt(propKey).
    3. If the function code for this AsyncGeneratorMethod is strict mode code, let strict be true.
       Otherwise let strict be false.
    4. Let scope be the running execution context's LexicalEnvironment.
    5. Let closure be ! AsyncGeneratorFunctionCreate(Method, UniqueFormalParameters,
       AsyncGeneratorBody, scope, strict).
    [...]

    13.3.3.7 Runtime Semantics: KeyedBindingInitialization

    [...]
    3. If Initializer is present and v is undefined, then
       [...]
    4. Return the result of performing BindingInitialization for BindingPattern
       passing v and environment as arguments.
---*/


var obj = {
  async *method({ w: { x, y, z } = { x: 4, y: 5, z: 6 } }) {
    
  }
};

assert.throws(TypeError, function() {
  obj.method({ w: null });
});
