/// <inheritdoc />
public IObservable <string> Execute(params string[] args)
{
return(Observable.Create <string>(o =>
{
var response = new StringBuilder();
var grep = new ConsoleGrep(response);
var commandLine = new Arguments(args);
if (commandLine["h"] != null || commandLine["H"] != null)
{
grep.PrintHelp();
o.OnNext(response.ToString());
o.OnCompleted();
return Disposable.Empty;
}
// The arguments /e and /f are mandatory
if (commandLine["e"] != null)
{
grep.RegEx = commandLine["e"];
}
else
{
response.AppendLine("Error: No Regular Expression specified!");
response.AppendLine();
grep.PrintHelp();
o.OnNext(response.ToString());
o.OnCompleted();
return Disposable.Empty;
}
grep.IgnoreCase = (commandLine["i"] != null);
grep.LineNumbers = (commandLine["n"] != null);
grep.CountLines = (commandLine["c"] != null);
// Do the search
grep.Search(Messages.Take(Messages.Count - 1).ToList());
o.OnNext(response.ToString());
o.OnCompleted();
return Disposable.Empty;
}));
}
/// <inheritdoc />
public IObservable<string> Execute(params string[] args)
{
return Observable.Create<string>(o =>
{
var response = new StringBuilder();
var grep = new ConsoleGrep(response);
var commandLine = new Arguments(args);
if (commandLine["h"] != null || commandLine["H"] != null)
{
grep.PrintHelp();
o.OnNext(response.ToString());
o.OnCompleted();
return Disposable.Empty;
}
// The arguments /e and /f are mandatory
if (commandLine["e"] != null)
grep.RegEx = commandLine["e"];
else
{
response.AppendLine("Error: No Regular Expression specified!");
response.AppendLine();
grep.PrintHelp();
o.OnNext(response.ToString());
o.OnCompleted();
return Disposable.Empty;
}
grep.IgnoreCase = (commandLine["i"] != null);
grep.LineNumbers = (commandLine["n"] != null);
grep.CountLines = (commandLine["c"] != null);
// Do the search
grep.Search(Messages.Take(Messages.Count - 1).ToList());
o.OnNext(response.ToString());
o.OnCompleted();
return Disposable.Empty;
});
}
