public static ApplicationArguments ParseApplicationArguments(string[] arguments)
{
bool shouldDisplayHelpInstructions = arguments == null || arguments.Length == 0;
int numberOfMessagesToWrite = 0;
int numberOfMillisecondsToRunFor = 0;
OutputTypes outputType = OutputTypes.Output;
string standardOutputString = "Default standard output message.";
string standardErrorString = "Default standard error message.";
int exitCode = 0;
bool shouldThrowException = false;
string exceptionMessage = "Default exception message.";
int delayBetweenMessagesInMilliseconds = 1000;
for (int index = 0; index < arguments.Length; index++)
{
var argument = arguments[index];
var nextArgument = (index + 1 < arguments.Length) ? arguments[index + 1] : string.Empty;
switch (argument.ToLower())
{
case "/n":
case "/number": numberOfMessagesToWrite = int.Parse(nextArgument); index++;
break;
case "/t":
case "/time": numberOfMillisecondsToRunFor = int.Parse(nextArgument); index++;
break;
case "/ot":
case "/outputtype":
switch (nextArgument.ToLower())
{
case "all": outputType = OutputTypes.All; break;
case "error": outputType = OutputTypes.Error; break;
default: outputType = OutputTypes.Output; break;
}
index++;
break;
case "/om":
case "/outputmessage": standardOutputString = nextArgument; index++;
break;
case "/em":
case "/errormessage": standardErrorString = nextArgument; index++;
break;
case "/ec":
case "/exitcode": exitCode = int.Parse(nextArgument); index++;
break;
case "/te":
case "/throwexception": shouldThrowException = true;
break;
case "/exm":
case "/exceptionmessage": exceptionMessage = nextArgument; index++;
break;
case "/d":
case "/delay": delayBetweenMessagesInMilliseconds = int.Parse(nextArgument); index++;
break;
default:
Console.Error.WriteLine($"An invalid argument of '{argument}' was provided.");
shouldDisplayHelpInstructions = true;
break;
}
}
var applicationArguments = new ApplicationArguments(
shouldDisplayApplicationHelpInstructions: shouldDisplayHelpInstructions,
numberOfMessagesToWrite: numberOfMessagesToWrite,
numberOfMillisecondsToRunFor: numberOfMillisecondsToRunFor,
outputType: outputType,
standardOutputString: standardOutputString,
standardErrorString: standardErrorString,
exitCode: exitCode,
shouldThrowException: shouldThrowException,
exceptionMessage: exceptionMessage,
delayBetweenMessagesInMilliseconds: delayBetweenMessagesInMilliseconds);
return(applicationArguments);
}
public ContinualOutputRunner(string[] args)
{
ApplicationArguments = ApplicationArgumentsParser.ParseApplicationArguments(args);
}
