#pragma warning disable CA1031 // warning CA1031: Modify '***' to catch a more specific exception type, or rethrow the exception.
#pragma warning disable CA1303 // warning CA1303: Method '***' passes a literal string as parameter 'value'
internal static Outcome <bool, string> Validate(this CommandLine commandLine)
{
Contract.Requires(null != commandLine);
// we must have staging folder
if (string.IsNullOrWhiteSpace(commandLine.StagingFolder))
{
return(new Outcome <bool, string>(false).AddErrors("Staging folder is not specified, you may want to set TEMP or HOME environment variable"));
}
if (!commandLine.StagingFolder.EndsWith(Path.DirectorySeparatorChar))
{
commandLine.StagingFolder += Path.DirectorySeparatorChar;
}
// validate
var outcome = new Outcome <bool, string>(true);
foreach (var a in commandLine.Arguments)
{
try
{
// this one throws... thank you, Amazon
var uri = new Uri(a);
if (!AmazonS3Uri.TryParseAmazonS3Uri(uri, out var s3uri))
{
outcome.AddErrors($"Invalid AWS S3 Uri: {a}");
}
}
catch (Exception x)
{
outcome.AddErrors($"{x.GetType().Name} {x.Message}: {a}");
}
}
return(outcome);
}
public void Outcome()
{
Assert.IsTrue(new Outcome <bool, string>(true).Succeeded);
Assert.IsFalse(new Outcome <bool, string>(true).Failed);
Assert.IsTrue(new Outcome <bool, string>(true).AddErrors("err").Failed);
Assert.IsTrue(new Outcome <bool, string>(false).Succeeded);
Assert.IsTrue(new Outcome <bool, string>(false).AddErrors("err").Failed);
Assert.IsTrue(new Outcome <int, string>(1).Succeeded);
Assert.IsTrue(new Outcome <int, string>(1).AddErrors("error!").Failed);
var failed1 = new Outcome <string, string>("Ok").AddErrors("no", "could", "not", "do");
Assert.IsTrue(failed1.Failed);
var failed2 = new Outcome <string, string>("RESULT").AddErrors(new List <string> {
"could", "not", "do"
}).AddErrors("one", "two").AddErrors();
Assert.That(failed2.Errors.Count, Is.EqualTo(5));
Assert.IsTrue(failed2.Failed);
failed2.ResetErrors();
failed2.Result = "success!!!";
Assert.IsFalse(failed2.Failed);
failed2.AddErrors("again");
Assert.IsFalse(failed2.Succeeded);
Assert.IsTrue(failed2.Failed);
}