Sync containers with new HashMap/HashSet, sync API headers.

include/godot_cpp/variant/variant.hpp

@@ -102,14 +102,14 @@ public:
 	};
 
 	enum Operator {
-		//comparison
+		// comparison
 		OP_EQUAL,
 		OP_NOT_EQUAL,
 		OP_LESS,
 		OP_LESS_EQUAL,
 		OP_GREATER,
 		OP_GREATER_EQUAL,
-		//mathematic
+		// mathematic
 		OP_ADD,
 		OP_SUBTRACT,
 		OP_MULTIPLY,
@@ -117,19 +117,19 @@ public:
 		OP_NEGATE,
 		OP_POSITIVE,
 		OP_MODULE,
-		//bitwise
+		// bitwise
 		OP_SHIFT_LEFT,
 		OP_SHIFT_RIGHT,
 		OP_BIT_AND,
 		OP_BIT_OR,
 		OP_BIT_XOR,
 		OP_BIT_NEGATE,
-		//logic
+		// logic
 		OP_AND,
 		OP_OR,
 		OP_XOR,
 		OP_NOT,
-		//containment
+		// containment
 		OP_IN,
 		OP_MAX
 	};
@@ -285,6 +285,8 @@ public:
 	bool has_key(const Variant &key, bool *r_valid = nullptr) const;
 	static bool has_member(Variant::Type type, const StringName &member);
 
+	uint32_t hash() const;
+	uint32_t recursive_hash(int recursion_count) const;
 	bool hash_compare(const Variant &variant) const;
 	bool booleanize() const;
 	String stringify() const;
@@ -299,6 +301,14 @@ public:
 	void clear();
 };
 
+struct VariantHasher {
+	static _FORCE_INLINE_ uint32_t hash(const Variant &p_variant) { return p_variant.hash(); }
+};
+
+struct VariantComparator {
+	static _FORCE_INLINE_ bool compare(const Variant &p_lhs, const Variant &p_rhs) { return p_lhs.hash_compare(p_rhs); }
+};
+
 } // namespace godot
 
 #endif // ! GODOT_CPP_VARIANT_HPP