obj-prop-nested-array-yield-ident-valid.js (1025B)
1 // This file was procedurally generated from the following sources: 2 // - src/dstr-assignment/obj-prop-nested-array-yield-ident-valid.case 3 // - src/dstr-assignment/default/assignment-expr.template 4 /*--- 5 description: When a `yield` token appears within the Initializer of a nested destructuring assignment and outside of a generator function body, it should behave as an IdentifierReference. (AssignmentExpression) 6 esid: sec-variable-statement-runtime-semantics-evaluation 7 features: [destructuring-binding] 8 flags: [generated, noStrict] 9 info: | 10 VariableDeclaration : BindingPattern Initializer 11 12 1. Let rhs be the result of evaluating Initializer. 13 2. Let rval be GetValue(rhs). 14 3. ReturnIfAbrupt(rval). 15 4. Return the result of performing BindingInitialization for 16 BindingPattern passing rval and undefined as arguments. 17 ---*/ 18 var yield = 22; 19 var x; 20 21 var result; 22 var vals = { x: [] }; 23 24 result = { x: [x = yield] } = vals; 25 26 assert.sameValue(x, 22); 27 28 assert.sameValue(result, vals); 29 30 reportCompare(0, 0);