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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/annexB/language/global-code/if-decl-else-decl-b-global-skip-early-err-for-in.js | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/js/src/tests/test262/annexB/language/global-code/if-decl-else-decl-b-global-skip-early-err-for-in.js b/js/src/tests/test262/annexB/language/global-code/if-decl-else-decl-b-global-skip-early-err-for-in.js new file mode 100644 index 0000000000..e01be3834a --- /dev/null +++ b/js/src/tests/test262/annexB/language/global-code/if-decl-else-decl-b-global-skip-early-err-for-in.js @@ -0,0 +1,50 @@ +// This file was procedurally generated from the following sources: +// - src/annex-b-fns/global-skip-early-err-for-in.case +// - src/annex-b-fns/global/if-decl-else-decl-b.template +/*--- +description: Extension not observed when creation of variable binding would produce an early error (for-of statement) (IfStatement with a declaration in both statement positions in the global scope) +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.3.3.2 Changes to GlobalDeclarationInstantiation + + [...] + b. If replacing the FunctionDeclaration f with a VariableStatement that has + F as a BindingIdentifier would not produce any Early Errors for script, + then + [...] +---*/ +assert.throws(ReferenceError, function() { + f; +}, 'An initialized binding is not created prior to evaluation'); +assert.sameValue( + typeof f, + 'undefined', + 'An uninitialized binding is not created prior to evaluation' +); + +for (let f in { key: 0 }) { + +if (false) function _f() {} else function f() { } + +} + +assert.throws(ReferenceError, function() { + f; +}, 'An initialized binding is not created following evaluation'); +assert.sameValue( + typeof f, + 'undefined', + 'An uninitialized binding is not created following evaluation' +); + +reportCompare(0, 0); |