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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/statements/class/elements/syntax/early-errors/grammar-private-environment-on-class-heritage-chained-usage.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/syntax/early-errors/grammar-private-environment-on-class-heritage-chained-usage.js b/js/src/tests/test262/language/statements/class/elements/syntax/early-errors/grammar-private-environment-on-class-heritage-chained-usage.js new file mode 100644 index 0000000000..94986520f9 --- /dev/null +++ b/js/src/tests/test262/language/statements/class/elements/syntax/early-errors/grammar-private-environment-on-class-heritage-chained-usage.js @@ -0,0 +1,40 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/class-elements/grammar-private-environment-on-class-heritage-chained-usage.case +// - src/class-elements/syntax/invalid/cls-decl-elements-invalid-syntax.template +/*--- +description: It's a SyntaxError if a class expression evaluated on ClassHeritage uses an private name declared on subclass. (class declaration) +esid: prod-ClassElement +features: [class-fields-private, class-fields-public, class] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + Runtime Semantics: ClassDefinitionEvaluation + + ClassTail : ClassHeritage { ClassBody } + ... + 5. Let outerPrivateEnvironment be the PrivateEnvironment of the running execution context. + 6. Let classPrivateEnvironment be NewDeclarativeEnvironment(outerPrivateEnvironment). + 7. Let classPrivateEnvRec be classPrivateEnvironment's EnvironmentRecord. + 8. If ClassBodyopt is present, then + a. For each element dn of the PrivateBoundIdentifiers of ClassBodyopt, + i. Perform classPrivateEnvRec.CreateImmutableBinding(dn, true). + 9. If ClassHeritageopt is not present, then + a. Let protoParent be the intrinsic object %ObjectPrototype%. + b. Let constructorParent be the intrinsic object %FunctionPrototype%. + 10. Else, + a. Set the running execution context's LexicalEnvironment to classScope. + b. NOTE: The running execution context's PrivateEnvironment is outerPrivateEnvironment when evaluating ClassHeritage. + ... + +---*/ + + +$DONOTEVALUATE(); + +class C extends class extends class extends class { x = this.#foo; } { #foo; x = this.#bar; } { #bar; x = this.#fuz; } +{ + #fuz; +} |