add given code

1 files changed, 42 insertions, 0 deletions

diff --git a/labb5/lib/StanfordCPPLib/error.cpp b/labb5/lib/StanfordCPPLib/error.cpp
new file mode 100755
index 0000000..c0e0a36
--- /dev/null
+++ b/labb5/lib/StanfordCPPLib/error.cpp
@@ -0,0 +1,42 @@
+/*
+ * File: error.cpp
+ * ---------------
+ * Implementation of the error function.
+ */
+
+#include <exception>
+#include <string>
+#include <iostream>
+#include "error.h"
+using namespace std;
+
+/* Definitions for the ErrorException class */
+
+ErrorException::ErrorException(string msg) {
+   this->msg = msg;
+}
+
+ErrorException::~ErrorException() throw () {
+   /* Empty */
+}
+
+string ErrorException::getMessage() const {
+   return msg;
+}
+
+const char *ErrorException::what() const throw () {
+   return ("Error: " + msg).c_str();
+}
+
+/*
+ * Implementation notes: error
+ * ---------------------------
+ * Earlier implementations of error made it possible, at least on the
+ * Macintosh, to help the debugger generate a backtrace at the point
+ * of the error.  Unfortunately, doing so is no longer possible if
+ * the errors are catchable.
+ */
+
+void error(string msg) {
+   throw ErrorException(msg);
+}