func-if-stmt-else-decl-eval-func-no-skip-try.js (2023B)
1 // This file was procedurally generated from the following sources: 2 // - src/annex-b-fns/eval-func-no-skip-try.case 3 // - src/annex-b-fns/eval-func/direct-if-stmt-else-decl.template 4 /*--- 5 description: Extension is observed when creation of variable binding would not produce an early error (try statement) (IfStatement with a declaration in the second statement position in eval code) 6 esid: sec-functiondeclarations-in-ifstatement-statement-clauses 7 flags: [generated, noStrict] 8 info: | 9 The following rules for IfStatement augment those in 13.6: 10 11 IfStatement[Yield, Return]: 12 if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else Statement[?Yield, ?Return] 13 if ( Expression[In, ?Yield] ) Statement[?Yield, ?Return] else FunctionDeclaration[?Yield] 14 if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else FunctionDeclaration[?Yield] 15 if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] 16 17 18 B.3.3.3 Changes to EvalDeclarationInstantiation 19 20 [...] 21 ii. If replacing the FunctionDeclaration f with a VariableStatement that 22 has F as a BindingIdentifier would not produce any Early Errors for 23 body, then 24 [...] 25 26 B.3.5 VariableStatements in Catch Blocks 27 28 [...] 29 - It is a Syntax Error if any element of the BoundNames of CatchParameter 30 also occurs in the VarDeclaredNames of Block unless CatchParameter is 31 CatchParameter:BindingIdentifier and that element is only bound by a 32 VariableStatement, the VariableDeclarationList of a for statement, or the 33 ForBinding of a for-in statement. 34 ---*/ 35 36 (function() { 37 eval( 38 'assert.sameValue(\ 39 f, undefined, "Initialized binding created prior to evaluation"\ 40 );\ 41 \ 42 try {\ 43 throw null;\ 44 } catch (f) {if (false) ; else function f() { return 123; }}\ 45 \ 46 assert.sameValue(\ 47 typeof f,\ 48 "function",\ 49 "binding value is updated following evaluation"\ 50 );\ 51 assert.sameValue(f(), 123);' 52 ); 53 }()); 54 55 reportCompare(0, 0);