// This file was procedurally generated from the following sources: // - src/annex-b-fns/func-init.case // - src/annex-b-fns/func/block.template /*--- description: Variable binding is initialized to `undefined` in outer scope (Block statement in function scope containing a function declaration) esid: sec-web-compat-functiondeclarationinstantiation flags: [generated, noStrict] info: | B.3.3.1 Changes to FunctionDeclarationInstantiation [...] 2. If instantiatedVarNames does not contain F, then a. Perform ! varEnvRec.CreateMutableBinding(F, false). b. Perform varEnvRec.InitializeBinding(F, undefined). c. Append F to instantiatedVarNames. [...] ---*/ var init, changed; (function() { init = f; f = 123; changed = f; { function f() { } } }()); assert.sameValue(init, undefined, 'binding is initialized to `undefined`'); assert.sameValue(changed, 123, 'binding is mutable'); assert.throws(ReferenceError, function() { f; }, 'global binding is not created'); reportCompare(0, 0);