dflt-obj-ptrn-list-err.js (1894B)
1 // This file was procedurally generated from the following sources: 2 // - src/dstr-binding/obj-ptrn-list-err.case 3 // - src/dstr-binding/error/func-decl-dflt.template 4 /*--- 5 description: Binding property list evaluation is interrupted by an abrupt completion (function declaration (default parameter)) 6 esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject 7 features: [destructuring-binding, default-parameters] 8 flags: [generated] 9 info: | 10 FunctionDeclaration : 11 function BindingIdentifier ( FormalParameters ) { FunctionBody } 12 13 [...] 14 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, 15 scope, strict). 16 [...] 17 18 9.2.1 [[Call]] ( thisArgument, argumentsList) 19 20 [...] 21 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). 22 [...] 23 24 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) 25 26 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). 27 [...] 28 29 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) 30 31 [...] 32 23. Let iteratorRecord be Record {[[iterator]]: 33 CreateListIterator(argumentsList), [[done]]: false}. 34 24. If hasDuplicates is true, then 35 [...] 36 25. Else, 37 b. Let formalStatus be IteratorBindingInitialization for formals with 38 iteratorRecord and env as arguments. 39 [...] 40 41 13.3.3.5 Runtime Semantics: BindingInitialization 42 43 BindingPropertyList : BindingPropertyList , BindingProperty 44 45 1. Let status be the result of performing BindingInitialization for 46 BindingPropertyList using value and environment as arguments. 47 2. ReturnIfAbrupt(status). 48 ---*/ 49 var initCount = 0; 50 function thrower() { 51 throw new Test262Error(); 52 } 53 54 function f({ a, b = thrower(), c = ++initCount } = {}) {} 55 56 assert.throws(Test262Error, function() { 57 f(); 58 }); 59 60 assert.sameValue(initCount, 0); 61 62 reportCompare(0, 0);