added exceptions

src/exceptions.hpp

@@ -0,0 +1,54 @@
+#include <exception>
+#include <string>
+
+namespace gz {
+
+    /**
+     * @brief The parent for all other exceptions
+     */
+    class Exception : public std::exception {
+        public:
+            Exception(const std::string& what) : whatStr(what) {};
+            Exception(const std::string& what, const std::string& functionName) : whatStr(functionName + ": " + what) {};
+            virtual const char* what() const noexcept override { return whatStr.c_str(); };
+        private:
+            std::string whatStr;
+    };
+
+    /**
+     * @brief Any error that occurs during file io
+     */
+    class FileIOError : public Exception {
+        public:
+            FileIOError(const std::string& what) : Exception(what) {};
+            FileIOError(const std::string& what, const std::string& functionName)
+                : Exception(what, functionName) {};
+    };
+
+    /**
+     * @brief Any error that implies an invalid argument was passed to a function
+     */
+    class InvalidArgument : public Exception {
+        public:
+            InvalidArgument(const std::string& what) : Exception(what) {};
+            InvalidArgument(const std::string& what, const std::string& functionName)
+                : Exception(what, functionName) {};
+    };
+
+    /**
+     * @brief Any error where a wrong type was used
+     */
+    class InvalidType : public Exception {
+        public:
+            InvalidType(const std::string& what) : Exception(what) {};
+            InvalidType(const std::string& what, const std::string& functionName)
+                : Exception(what, functionName) {};
+    };
+
+
+}
+
+/**
+ * @file
+ * @brief Contains exceptions used in this library
+ */