//
// Is a Uri scheme known to System.Uri?
//
public static bool IsKnownScheme(string schemeName)
{
if (schemeName == null)
{
throw new ArgumentNullException(nameof(schemeName));
}
if (!Uri.CheckSchemeName(schemeName))
{
throw new ArgumentOutOfRangeException(nameof(schemeName));
}
UriParser?syntax = UriParser.GetSyntax(schemeName.ToLowerInvariant());
return(syntax != null && syntax.NotAny(UriSyntaxFlags.V1_UnknownUri));
}
