obj-ptrn-id-init-fn-name-fn.js (1321B)
1 // This file was procedurally generated from the following sources: 2 // - src/dstr-binding/obj-ptrn-id-init-fn-name-fn.case 3 // - src/dstr-binding/default/try.template 4 /*--- 5 description: SingleNameBinding assigns name to "anonymous" functions (try statement) 6 esid: sec-runtime-semantics-catchclauseevaluation 7 features: [destructuring-binding] 8 flags: [generated] 9 info: | 10 Catch : catch ( CatchParameter ) Block 11 12 [...] 13 5. Let status be the result of performing BindingInitialization for 14 CatchParameter passing thrownValue and catchEnv as arguments. 15 [...] 16 17 13.3.3.7 Runtime Semantics: KeyedBindingInitialization 18 19 SingleNameBinding : BindingIdentifier Initializeropt 20 21 [...] 22 6. If Initializer is present and v is undefined, then 23 [...] 24 d. If IsAnonymousFunctionDefinition(Initializer) is true, then 25 i. Let hasNameProperty be HasOwnProperty(v, "name"). 26 ii. ReturnIfAbrupt(hasNameProperty). 27 iii. If hasNameProperty is false, perform SetFunctionName(v, 28 bindingId). 29 ---*/ 30 31 var ranCatch = false; 32 33 try { 34 throw {}; 35 } catch ({ fn = function () {}, xFn = function x() {} }) { 36 assert.sameValue(fn.name, 'fn'); 37 assert.notSameValue(xFn.name, 'xFn'); 38 ranCatch = true; 39 } 40 41 assert(ranCatch, 'executed `catch` block'); 42 43 reportCompare(0, 0);