Implements binding and evaluating function declarations

src/Binder/BoundStatements/BoundStatement.hpp

@@ -16,6 +16,7 @@ enum class BoundStatementKind{
     Block,
     Expression,
     Assignment,
+    FunctionDeclaration,
 };
 
 class BoundStatement{
@@ -114,4 +115,32 @@ public:
     }
 };
 
+class BoundFunctionDeclarationStatement : public BoundStatement{
+    BoundVariableKey* _key;
+    BoundBlockStatement* _block;
+    FunctionScriptType* _type;
+public:
+    BoundFunctionDeclarationStatement(FunctionScriptType* type, BoundVariableKey* key, BoundBlockStatement* block){
+        _key = key;
+        _block = block;
+        _type = type;
+    }
+
+    BoundStatementKind GetKind() final{
+        return BoundStatementKind ::FunctionDeclaration;
+    }
+
+    BoundVariableKey* GetKey(){
+        return _key;
+    }
+
+    BoundBlockStatement* GetBlock(){
+        return _block;
+    }
+
+    FunctionScriptType* GetType(){
+        return _type;
+    }
+};
+
 #endif //PORYGONLANG_BOUNDSTATEMENT_HPP