LibJS: Start implementing Date :^)

This adds:

- A global Date object (with `length` property and `now` function)
- The Date constructor (no arguments yet)
- The Date prototype (with `get*` functions)

1 files changed, 2 insertions, 0 deletions

diff --git a/Libraries/LibJS/Interpreter.h b/Libraries/LibJS/Interpreter.h
index 70e6af0d80..2902cabdb8 100644
--- a/Libraries/LibJS/Interpreter.h
+++ b/Libraries/LibJS/Interpreter.h
@@ -111,6 +111,7 @@ public:
     Object* object_prototype() { return m_object_prototype; }
     Object* array_prototype() { return m_array_prototype; }
     Object* error_prototype() { return m_error_prototype; }
+    Object* date_prototype() { return m_date_prototype; }
 
     Exception* exception() { return m_exception; }
     void clear_exception() { m_exception = nullptr; }
@@ -138,6 +139,7 @@ private:
     Object* m_object_prototype { nullptr };
     Object* m_array_prototype { nullptr };
     Object* m_error_prototype { nullptr };
+    Object* m_date_prototype { nullptr };
 
     Exception* m_exception { nullptr };