// This file was procedurally generated from the following sources: // - src/dstr-assignment/array-iteration.case // - src/dstr-assignment/default/for-of.template /*--- description: Value iteration only proceeds for the number of elements in the ArrayAssignmentPattern. (For..of statement) esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation es6id: 13.7.5.11 features: [generators, 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 count = 0; var g = function*() { count += 1; yield; count += 1; yield; count += 1; } var counter = 0; for ([,,] of [g()]) { assert.sameValue(count, 2); counter += 1; } assert.sameValue(counter, 1);