Implementation of the basic functionallity

AMWD.Protocols.Modbus.Common/Exceptions/ModbusException.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Diagnostics.CodeAnalysis;
+using System.Runtime.Serialization;
+
+namespace AMWD.Protocols.Modbus.Common
+{
+	/// <summary>
+	/// Represents errors that occurr during Modbus requests.
+	/// </summary>
+	[ExcludeFromCodeCoverage]
+	public class ModbusException : Exception
+	{
+		/// <summary>
+		/// Initializes a new instance of the <see cref="ModbusException"/> class.
+		/// </summary>
+		public ModbusException()
+			: base()
+		{ }
+
+		/// <summary>
+		/// Initializes a new instance of the <see cref="ModbusException"/> class
+		/// with a specified error message.
+		/// </summary>
+		/// <param name="message">The message that describes the error.</param>
+		public ModbusException(string message)
+			: base(message)
+		{ }
+
+		/// <summary>
+		/// Initializes a new instance of the <see cref="ModbusException"/> class
+		/// with a specified error message and a reference to the inner exception
+		/// that is the cause of this exception.
+		/// </summary>
+		/// <param name="message">The message that describes the error.</param>
+		/// <param name="innerException">
+		/// The exception that is the cause of the current exception,
+		/// or a null reference if no inner exception is specified.
+		/// </param>
+		public ModbusException(string message, Exception innerException)
+			: base(message, innerException)
+		{ }
+
+#if !NET8_0_OR_GREATER
+
+		/// <summary>
+		/// Initializes a new instance of the <see cref="ModbusException"/> class
+		/// with serialized data.
+		/// </summary>
+		/// <param name="info">
+		/// The <see cref="SerializationInfo"/> that holds the serialized
+		/// object data about the exception being thrown.
+		/// </param>
+		/// <param name="context">
+		/// The <see cref="StreamingContext"/> that contains contextual
+		/// information about the source or destination.
+		/// </param>
+		protected ModbusException(SerializationInfo info, StreamingContext context)
+			: base(info, context)
+		{ }
+
+#endif
+
+		/// <summary>
+		/// Gets the Modubs error code.
+		/// </summary>
+#if NET6_0_OR_GREATER
+		public ModbusErrorCode ErrorCode { get; init; }
+#else
+		public ModbusErrorCode ErrorCode { get; set; }
+#endif
+
+		/// <summary>
+		/// Gets the Modbus error message.
+		/// </summary>
+		public string ErrorMessage => ErrorCode.GetDescription();
+	}
+}