using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Svg.ExtensionMethods { public static class UriExtensions { public static Uri ReplaceWithNullIfNone(this Uri uri) { if(uri == null) { return null; } return string.Equals(uri.ToString(), "none", StringComparison.OrdinalIgnoreCase) ? null : uri; } } }