public static void Process(string[] args)
{
Flag flag = null;
for (int i = 0; i < args.Length; i++)
{
if (args[i].First() == '-' || args[i].First() == '/') //detects new flag
{
if (flag == null)
{
flag = new Flag(args[i]);
if (!flag.receiveArgs || i == args.Length - 1)
{
flag.Do();
flag = null;
}
}
else if (flag.IsHelp) // if flag is HELP
{
if (i == args.Length) flag.Do();
else
{
flag.commandArgs.Add(args[i]);
flag.Do();
flag = null;
}
}
else // active flag meets another flag
{
flag.Do();
flag = null;
flag = new Flag(args[i]);
if (!flag.receiveArgs)
{
flag.Do();
flag = null;
}
}
}
else
{ // if flag exists and doesn't meet another flag, it takes an argument
if (flag != null)
{
flag.commandArgs.Add(args[i]);
if (i == args.Length - 1) flag.Do();
}
}
}
}
//Processes input using RegEx
public static void ProcessWithRegEx(string input)
{
List<string[]> commands = new List<string[]>();
string patternwithArgs = "(-[A-Za-z,;'\"\\s\\d]+)|(-\\w+)/g";
string[] temp = Regex.Split(input, patternwithArgs, RegexOptions.IgnorePatternWhitespace);
for (int i = 0; i < temp.Length; i++)
{
string command = "";
List<string> args = new List<string>();
if (!String.IsNullOrEmpty(temp[i]))
{
string[] tempArray = temp[i].Split(default(string[]), StringSplitOptions.RemoveEmptyEntries);
command = tempArray[0];
Flag flag = new Flag(command);
if (tempArray.Length > 1 && !flag.IsHelp)
{
for (int j = 1; j < tempArray.Length; j++)
{
flag.commandArgs.Add(tempArray[j]);
}
}
else if (flag.IsHelp) {
for (int h = i+1; h < temp.Length; h++)
{
if (!String.IsNullOrEmpty(temp[h])) {
string[] helpArgs = temp[h].Split(default(string[]), StringSplitOptions.RemoveEmptyEntries);
flag.commandArgs.Add(helpArgs[0]);
i = temp.Length;
}
}
flag.Do();
flag = null;
}
if(flag != null) flag.Do();
}
}
}
static void Main(string[] args)
{
// Run app with some arguments
if (args.Length != 0)
{
LaunchWithArgs(args);
//alternatively one can use the old method Process(args);
}
//Run app with no arguments
else
{
Flag flag = new Flag("-help");
flag.Do();
}
//Processing user runtime arguments
while (true)
{
ProcessWithRegEx(Console.ReadLine());
//alternatively one can use the old method Process(ReadArgs());
}
}
