ary-ptrn-elem-id-init-fn-name-gen.js (1405B)
1 // This file was procedurally generated from the following sources: 2 // - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-gen.case 3 // - src/dstr-binding/default/var-stmt.template 4 /*--- 5 description: SingleNameBinding assigns name to "anonymous" generator functions (`var` statement) 6 esid: sec-variable-statement-runtime-semantics-evaluation 7 features: [generators, destructuring-binding] 8 flags: [generated] 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 13.3.3.6 Runtime Semantics: IteratorBindingInitialization 19 20 SingleNameBinding : BindingIdentifier Initializeropt 21 22 [...] 23 6. If Initializer is present and v is undefined, then 24 a. Let defaultValue be the result of evaluating Initializer. 25 b. Let v be GetValue(defaultValue). 26 c. ReturnIfAbrupt(v). 27 d. If IsAnonymousFunctionDefinition(Initializer) is true, then 28 [...] 29 7. If environment is undefined, return PutValue(lhs, v). 30 8. Return InitializeReferencedBinding(lhs, v). 31 32 ---*/ 33 34 var [gen = function* () {}, xGen = function* x() {}] = []; 35 36 assert.sameValue(gen.name, 'gen'); 37 assert.notSameValue(xGen.name, 'xGen'); 38 39 reportCompare(0, 0);