JSTests/test262/test/language/statements/for/dstr/var-ary-ptrn-elem-ary-val-null.js

// This file was procedurally generated from the following sources:
// - src/dstr-binding/ary-ptrn-elem-ary-val-null.case
// - src/dstr-binding/error/for-var.template
/*---
description: Nested array destructuring with a null value (for statement)
esid: sec-for-statement-runtime-semantics-labelledevaluation
features: [destructuring-binding]
flags: [generated]
info: |
    IterationStatement :
        for ( var VariableDeclarationList ; Expressionopt ; Expressionopt ) Statement

    1. Let varDcl be the result of evaluating VariableDeclarationList.
    [...]

    13.3.2.4 Runtime Semantics: Evaluation

    VariableDeclarationList : VariableDeclarationList , VariableDeclaration

    1. Let next be the result of evaluating VariableDeclarationList.
    2. ReturnIfAbrupt(next).
    3. Return the result of evaluating VariableDeclaration.

    VariableDeclaration : BindingPattern Initializer

    1. Let rhs be the result of evaluating Initializer.
    2. Let rval be GetValue(rhs).
    3. ReturnIfAbrupt(rval).
    4. Return the result of performing BindingInitialization for BindingPattern
       passing rval and undefined as arguments.

    13.3.3.6 Runtime Semantics: IteratorBindingInitialization

    BindingElement : BindingPattern Initializeropt

    1. If iteratorRecord.[[done]] is false, then
       [...]
       e. Else
          i. Let v be IteratorValue(next).
          [...]
    4. Return the result of performing BindingInitialization of BindingPattern
       with v and environment as the arguments.

    13.3.3.5 Runtime Semantics: BindingInitialization

    BindingPattern : ArrayBindingPattern

    1. Let iterator be GetIterator(value).
    2. ReturnIfAbrupt(iterator).
---*/

assert.throws(TypeError, function() {
  for (var [[x]] = [null]; iterCount < 1; ) {
    return;
  }
});