// This file was procedurally generated from the following sources: // - src/dstr-binding/obj-ptrn-prop-id-trailing-comma.case // - src/dstr-binding/default/for-of-const.template /*--- description: Trailing comma is allowed following BindingPropertyList (for-of statement) esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation features: [destructuring-binding] flags: [generated] info: | IterationStatement : for ( ForDeclaration of AssignmentExpression ) Statement [...] 3. Return ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult, lexicalBinding, labelSet). 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation [...] 3. Let destructuring be IsDestructuring of lhs. [...] 5. Repeat [...] h. If destructuring is false, then [...] i. Else i. If lhsKind is assignment, then [...] ii. Else if lhsKind is varBinding, then [...] iii. Else, 1. Assert: lhsKind is lexicalBinding. 2. Assert: lhs is a ForDeclaration. 3. Let status be the result of performing BindingInitialization for lhs passing nextValue and iterationEnv as arguments. [...] 13.3.3 Destructuring Binding Patterns ObjectBindingPattern[Yield] : { } { BindingPropertyList[?Yield] } { BindingPropertyList[?Yield] , } ---*/ var iterCount = 0; for (const { x: y, } of [{ x: 23 }]) { assert.sameValue(y, 23); assert.throws(ReferenceError, function() { x; }); iterCount += 1; } assert.sameValue(iterCount, 1, 'iteration occurred as expected'); reportCompare(0, 0);