test/language/statements/let/dstr-obj-ptrn-prop-eval-err.js


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// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-prop-eval-err.case
// - src/dstr-binding/error/let-stmt.template
/*---
description: Evaluation of property name returns an abrupt completion (`let` statement)
esid: sec-let-and-const-declarations-runtime-semantics-evaluation
es6id: 13.3.1.4
features: [destructuring-binding]
flags: [generated]
info: |
    LexicalBinding : BindingPattern Initializer

    1. Let rhs be the result of evaluating Initializer.
    2. Let value be GetValue(rhs).
    3. ReturnIfAbrupt(value).
    4. Let env be the running execution context's LexicalEnvironment.
    5. Return the result of performing BindingInitialization for BindingPattern
       using value and env as the arguments.

    13.3.3.5 Runtime Semantics: BindingInitialization

    BindingProperty : PropertyName : BindingElement

    1. Let P be the result of evaluating PropertyName
    2. ReturnIfAbrupt(P).
---*/
function thrower() {
  throw new Test262Error();
}

assert.throws(Test262Error, function() {
  let { [thrower()]: x } = {};
});