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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-b-eval-global-existing-block-fn-update.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-b-eval-global-existing-block-fn-update.js b/js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-b-eval-global-existing-block-fn-update.js new file mode 100644 index 0000000000..d1f08ff72b --- /dev/null +++ b/js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-b-eval-global-existing-block-fn-update.js @@ -0,0 +1,45 @@ +// This file was procedurally generated from the following sources: +// - src/annex-b-fns/eval-global-existing-block-fn-update.case +// - src/annex-b-fns/eval-global/direct-if-decl-else-decl-b.template +/*--- +description: Variable-scoped binding is updated (IfStatement with a declaration in both statement positions in eval code) +esid: sec-functiondeclarations-in-ifstatement-statement-clauses +flags: [generated, noStrict] +info: | + The following rules for IfStatement augment those in 13.6: + + IfStatement[Yield, Return]: + if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else Statement[?Yield, ?Return] + if ( Expression[In, ?Yield] ) Statement[?Yield, ?Return] else FunctionDeclaration[?Yield] + if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else FunctionDeclaration[?Yield] + if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] + + + B.3.3.3 Changes to EvalDeclarationInstantiation + + [...] + b. When the FunctionDeclaration f is evaluated, perform the following steps + in place of the FunctionDeclaration Evaluation algorithm provided in + 14.1.21: + i. Let genv be the running execution context's VariableEnvironment. + ii. Let genvRec be genv's EnvironmentRecord. + iii. Let benv be the running execution context's LexicalEnvironment. + iv. Let benvRec be benv's EnvironmentRecord. + v. Let fobj be ! benvRec.GetBindingValue(F, false). + vi. Perform ? genvRec.SetMutableBinding(F, fobj, false). + vii. Return NormalCompletion(empty). +---*/ +{ + function f() { + return 'first declaration'; + } +} + +eval( + 'if (false) function _f() {} else function f() { return "second declaration"; }' +); + +assert.sameValue(typeof f, 'function'); +assert.sameValue(f(), 'second declaration'); + +reportCompare(0, 0); |