raise an error if a private method is added twice to an object

This commit is contained in:
Fabrice Bellard 2023-12-13 18:59:47 +01:00
parent daa35bc1e5
commit 9e52965257
2 changed files with 6 additions and 8 deletions

View file

@ -7336,6 +7336,12 @@ static int JS_AddBrand(JSContext *ctx, JSValueConst obj, JSValueConst home_obj)
return -1;
}
p1 = JS_VALUE_GET_OBJ(obj);
prs = find_own_property(&pr, p1, brand_atom);
if (unlikely(prs)) {
JS_FreeAtom(ctx, brand_atom);
JS_ThrowTypeError(ctx, "private method is already present");
return -1;
}
pr = add_property(ctx, p1, brand_atom, JS_PROP_C_W_E);
JS_FreeAtom(ctx, brand_atom);
if (!pr)

View file

@ -29,13 +29,5 @@ test262/test/language/statements/async-generator/yield-star-promise-not-unwrappe
test262/test/language/statements/async-generator/yield-star-promise-not-unwrapped.js:25: strict mode: TypeError: $DONE() not called
test262/test/language/statements/async-generator/yield-star-return-then-getter-ticks.js:131: TypeError: $DONE() not called
test262/test/language/statements/async-generator/yield-star-return-then-getter-ticks.js:131: strict mode: TypeError: $DONE() not called
test262/test/language/statements/class/elements/private-method-double-initialisation-get-and-set.js:33: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/class/elements/private-method-double-initialisation-get-and-set.js:33: strict mode: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/class/elements/private-method-double-initialisation-get.js:32: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/class/elements/private-method-double-initialisation-get.js:32: strict mode: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/class/elements/private-method-double-initialisation-set.js:32: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/class/elements/private-method-double-initialisation-set.js:32: strict mode: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/class/elements/private-method-double-initialisation.js:32: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/class/elements/private-method-double-initialisation.js:32: strict mode: Test262Error: Expected a TypeError to be thrown but no exception was thrown at all
test262/test/language/statements/for-of/head-lhs-async-invalid.js:14: unexpected error type: Test262: This statement should not be evaluated.
test262/test/language/statements/for-of/head-lhs-async-invalid.js:14: strict mode: unexpected error type: Test262: This statement should not be evaluated.