// This file was procedurally generated from the following sources: // - src/dstr-assignment/obj-prop-identifier-resolution-trlng.case // - src/dstr-assignment/default/for-of.template /*--- description: Evaluation of DestructuringAssignmentTarget (lone element with trailing comma). (For..of statement) esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation es6id: 13.7.5.11 features: [destructuring-binding] flags: [generated] info: | IterationStatement : for ( LeftHandSideExpression of AssignmentExpression ) Statement 1. Let keyResult be the result of performing ? ForIn/OfHeadEvaluation(« », AssignmentExpression, iterate). 2. Return ? ForIn/OfBodyEvaluation(LeftHandSideExpression, Statement, keyResult, assignment, labelSet). 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation [...] 4. If destructuring is true and if lhsKind is assignment, then a. Assert: lhs is a LeftHandSideExpression. b. Let assignmentPattern be the parse of the source text corresponding to lhs using AssignmentPattern as the goal symbol. [...] ---*/ var x = null; var counter = 0; for ({ a: x, } of [{ a: 2 }]) { assert.sameValue(x, 2); counter += 1; } assert.sameValue(counter, 1);