Added data contents of AST types

ast/inc/NodeTypes.h

@@ -0,0 +1,79 @@
+#include <LXC.h>
+
+#include <NodeBase.h>
+
+namespace LXC::AST
+{
+    typedef std::string Identifier;
+
+    class FunctionCall final : public NodeValue
+    {
+        private:
+            // The name of the function //
+            Identifier m_FuncName;
+
+            // The arguments of the function //
+            std::vector<std::unique_ptr<Node>> m_Arguments;
+    };
+
+    class IntLiteral final : public NodeValue
+    {
+        private:
+            // Yes numbers are stored as strings //
+            std::string m_NumberValue;
+    };
+    
+    class Operation final : public NodeValue
+    {
+        private:
+            // The sides of the operation //
+            std::unique_ptr<Node> m_Lhs, m_Rhs;
+
+            // The operand of the operation //
+            Lexer::Token::TokenType m_Operand;
+    };
+
+    class VarDeclaration final : public Node
+    {
+        private:
+            // The name of the variable //
+            Identifier m_Name;
+
+            // Default value of the variable (nullable) //
+            std::unique_ptr<VarAssignment> m_Value;
+    };
+
+    class VarAssignment final : public Node
+    {
+        private:
+            // The name of the variable //
+            Identifier m_Name;
+
+            // Value to assign to the variable //
+            std::unique_ptr<NodeValue> m_Value;
+    };
+
+    class VarAccess final : public NodeValue
+    {
+        private:
+            // The name of the variable //
+            Identifier m_Name;
+    };
+
+    class IfBranch final : public Node
+    {
+        private:
+            // The condition of the branch //
+            std::unique_ptr<Node> m_Condition;
+
+            // The body of the if-statement //
+            std::vector<std::unique_ptr<Node>> m_Body;
+    };
+
+    class ReturnStatement final : public Node
+    {
+        private:
+            // The value to return (nullable) //
+            std::unique_ptr<NodeValue> m_ReturnValue;
+    };
+}