Implemented grammer loading

src/ParseRule.cpp

@@ -0,0 +1,27 @@
+#include "ParseRule.h"
+
+ParseRule::ParseRule() {
+	pointerIndex = 0;
+	leftHandle = NULL;
+}
+
+ParseRule::~ParseRule() {
+
+}
+
+void ParseRule::setLeftHandle(Symbol* leftHandle) {
+	this->leftHandle = leftHandle;
+}
+
+void ParseRule::appendToRight(Symbol* appendee) {
+	rightSide.push_back(appendee);
+}
+
+std::string ParseRule::toString() {
+	std::string concat = leftHandle->toString() + " -> ";
+	for (int i = 0; i < rightSide.size(); i++) {
+		concat += rightSide[i]->toString() + " ";
+	}
+	return(concat + ";");
+}
+