Added class for PDDL parser exceptions.

lib/pddlparse/include/pddlparse/ParserException.h

@@ -0,0 +1,82 @@
+#ifndef __PDDL_PARSE__PARSER_EXCEPTION_H
+#define __PDDL_PARSE__PARSER_EXCEPTION_H
+
+#include <exception>
+#include <string>
+
+#include <tokenize/Stream.h>
+
+namespace pddl
+{
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+//
+// ParserException
+//
+////////////////////////////////////////////////////////////////////////////////////////////////////
+
+class ParserException: public std::exception
+{
+	public:
+		explicit ParserException()
+		:	ParserException("unspecified parser error")
+		{
+		}
+
+		explicit ParserException(const char *message)
+		:	ParserException(static_cast<std::string>(message))
+		{
+		}
+
+		explicit ParserException(const std::string &message)
+		:	m_message{message}
+		{
+		}
+
+		explicit ParserException(const tokenize::Location &location)
+		:	ParserException(location, "unspecified parser error")
+		{
+		}
+
+		explicit ParserException(const tokenize::Location &location, const char *message)
+		:	ParserException(location, static_cast<std::string>(message))
+		{
+		}
+
+		explicit ParserException(const tokenize::Location &location, const std::string &message)
+		:	m_location{location},
+			m_message{message},
+			// TODO: refactor
+			m_plainMessage{std::string(m_location.sectionStart) + ":" + std::to_string(m_location.rowStart)
+				+ ":" + std::to_string(m_location.columnStart) + " " + m_message}
+		{
+		}
+
+		~ParserException() noexcept = default;
+
+		const char *what() const throw()
+		{
+			return m_plainMessage.c_str();
+		}
+
+		const tokenize::Location &location() const
+		{
+			return m_location;
+		}
+
+		const std::string &message() const
+		{
+			return m_message;
+		}
+
+	private:
+		tokenize::Location m_location;
+		std::string m_message;
+		std::string m_plainMessage;
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+
+}
+
+#endif