RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 15:27:34 +00:00
Code Issues Activity Actions

LibJS: Implement Object.freeze() and Object.seal()

Browse source
This commit is contained in:
Linus Groh 2021-04-06 22:06:11 +02:00 • committed by Andreas Kling
parent 1c3eef5317
commit 9af07c7803
8 changed files with 202 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

7
Userland/Libraries/LibJS/Runtime/Object.h
View file

@ -84,6 +84,11 @@ public:
DefineProperty,
};
enum class IntegrityLevel {
Sealed,
Frozen,
};
Shape& shape() { return *m_shape; }
const Shape& shape() const { return *m_shape; }
@ -129,6 +134,8 @@ public:
virtual bool is_extensible() const { return m_is_extensible; }
virtual bool prevent_extensions();
bool set_integrity_level(IntegrityLevel);
virtual Value value_of() const { return Value(const_cast<Object*>(this)); }
virtual Value ordinary_to_primitive(Value::PreferredType preferred_type) const;