private static Task <Either <PowershellFailure, string> > ComparePath(string firstPath, string secondPath, Option <string> storageIdentifier)
{
return(storageIdentifier.ToEither(new PowershellFailure {
Message = "unknown VM storage identifier"
})
.BindAsync(id =>
{
var fullPath = Path.Combine(firstPath, id);
if (!secondPath.Equals(fullPath, StringComparison.InvariantCultureIgnoreCase))
{
return Prelude
.LeftAsync <PowershellFailure, string>(new PowershellFailure {
Message = "Path calculation failure"
})
.ToEither();
}
return Prelude
.RightAsync <PowershellFailure, string>(firstPath)
.ToEither();
}));
}
public static Task <Either <Error, TIn> > ToEitherLeft <TIn>(this Error error)
{
return(Prelude.LeftAsync <Error, TIn>(error).ToEither());
}
