public void Run()
{
while (true)
{
writer.WriteLine("Enter a command.");
var line = reader.ReadLine();
var splitLine = line.Split(' ');
try
{
var commandName = splitLine[0];
var command = interpreter.Intepret(commandName);
var commandArguments = splitLine.Skip(1).ToArray();
var result = command.Execute(commandArguments);
writer.WriteLine(result);
}
catch (InvalidOperationException e)
{
writer.WriteLine(e.Message);
}
}
}