From 0b3eebbf3b8644f06b2ae9d512135870938fb1c3 Mon Sep 17 00:00:00 2001
From: Adrian Kummerländer
Date: Sat, 19 Oct 2013 22:06:53 +0200
Subject: Merged Node factory-methods into template method Added ConstantNode
 blueprint

---
 src/nodes.h | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'src/nodes.h')

diff --git a/src/nodes.h b/src/nodes.h
index e90669c..6783f3d 100644
--- a/src/nodes.h
+++ b/src/nodes.h
@@ -3,13 +3,14 @@
 
 #include <string>
 
-#include "utils.h"
-
 namespace SimpleParser {
 
+enum class TokenType : int8_t;
+
 enum class NodeType {
 	OPERAND,
 	OPERATOR,
+	CONSTANT,
 };
 
 class Node {
@@ -50,6 +51,18 @@ class OperandNode: public Node {
 		double value_;
 };
 
+class ConstantNode: public Node {
+	public:
+		explicit ConstantNode(std::string);
+
+		virtual double solve();
+		virtual NodeType getType();
+		virtual std::string print();
+
+	private:
+		std::string identifier_;
+};
+
 }
 
 #endif  // PARSER_SRC_NODES_H_
-- 
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