// This file was procedurally generated from the following sources: // - src/dstr-binding/ary-ptrn-elem-ary-val-null.case // - src/dstr-binding/error/arrow-function-dflt.template /*--- description: Nested array destructuring with a null value (arrow function expression (default parameter)) esid: sec-arrow-function-definitions-runtime-semantics-evaluation features: [destructuring-binding, default-parameters] flags: [generated] info: | ArrowFunction : ArrowParameters => ConciseBody [...] 4. Let closure be FunctionCreate(Arrow, parameters, ConciseBody, scope, strict). [...] 9.2.1 [[Call]] ( thisArgument, argumentsList) [...] 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). [...] 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). [...] 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) [...] 23. Let iteratorRecord be Record {[[iterator]]: CreateListIterator(argumentsList), [[done]]: false}. 24. If hasDuplicates is true, then [...] 25. Else, b. Let formalStatus be IteratorBindingInitialization for formals with iteratorRecord and env 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). ---*/ var f = ([[x]] = [null]) => {}; assert.throws(TypeError, function() { f(); }); reportCompare(0, 0);