From e3081360c65eb4994e7e8042898cec72de0d560b Mon Sep 17 00:00:00 2001
From: Adrian Kummerländer
Date: Sat, 5 Jan 2013 22:04:23 +0100
Subject: Folder structure change; Further improvements of parser code

---
 src/parser.h | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 src/parser.h

(limited to 'src/parser.h')

diff --git a/src/parser.h b/src/parser.h
new file mode 100644
index 0000000..12d745a
--- /dev/null
+++ b/src/parser.h
@@ -0,0 +1,36 @@
+#ifndef PARSER_PARSER_H_
+#define PARSER_PARSER_H_
+
+#include <vector>
+#include <stack>
+#include <exception>
+
+#include "tree.h"
+
+namespace SimpleParser {
+
+class Parser {
+	public:
+		double calculate(std::string);
+	
+	private:
+		int8_t getPriority(char);
+		std::vector<std::string> lexer(std::string);
+		Node* buildTree(Tree*, std::string);
+};
+
+class parenthese_exception: public std::exception {
+	virtual const char* what() const throw() {
+		return "Invalid parenthesized expression - check your input term.";
+	}
+};
+
+class operator_exception: public std::exception {
+	virtual const char* what() const throw() {
+		return "Unexpected operator placement - check your input term.";
+	}
+};
+
+}
+
+#endif  // PARSER_PARSER_H_
-- 
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