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LibJS: Add and use the CreateNonEnumerableDataPropertyOrThrow AO
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5 changed files with 67 additions and 59 deletions
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@ -190,6 +190,19 @@ bool Object::create_data_property_or_throw(PropertyName const& property_name, Va
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return success;
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}
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// 7.3.6 CreateNonEnumerableDataPropertyOrThrow ( O, P, V ), https://tc39.es/proposal-error-cause/#sec-createnonenumerabledatapropertyorthrow
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bool Object::create_non_enumerable_data_property_or_throw(PropertyName const& property_name, Value value)
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{
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VERIFY(!value.is_empty());
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VERIFY(property_name.is_valid());
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// 1. Let newDesc be the PropertyDescriptor { [[Value]]: V, [[Writable]]: true, [[Enumerable]]: false, [[Configurable]]: true }.
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auto new_description = PropertyDescriptor { .value = value, .writable = true, .enumerable = false, .configurable = true };
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// 2. Return ? DefinePropertyOrThrow(O, P, newDesc).
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return define_property_or_throw(property_name, new_description);
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}
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// 7.3.8 DefinePropertyOrThrow ( O, P, desc ), https://tc39.es/ecma262/#sec-definepropertyorthrow
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bool Object::define_property_or_throw(PropertyName const& property_name, PropertyDescriptor const& property_descriptor)
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{
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