/// <summary>
		/// Parses the string representation of function in infix notation to a FunctionScript instance. Error messages are written when necessary.
		/// </summary>
		/// <param name="value">String representation of infix function.</param>
		/// <param name="func">FunctionScript instance generated from string.</param>
		/// <param name="field">Actual field name.</param>
		/// <param name="filename">File name.</param>
		/// <param name="line">Actual line number string.</param>
		private static void ParseInfixFunc(string value, ref FunctionScripts.FunctionScript func, string field, int line, string filename){
			try {
				func = FunctionScripts.GetFunctionScriptFromInfixNotation(value);
			} catch (Exception ex) {
				Debug.AddMessage(Debug.MessageType.Error, false, ex.Message + " in " + field + " at line " + line.ToString(Culture) + " in file " + filename);
			}
		}