Added non-generic deserialization.

Author: Oren (electricessence)

Open.Serialization/IDeserializeObject.cs

@@ -0,0 +1,9 @@
+using System;
+
+namespace Open.Serialization
+{
+	public interface IDeserializeObject
+	{
+		object Deserialize(string value, Type type);
+	}
+}

Open.Serialization/IDeserializeObjectAsync.cs

@@ -0,0 +1,12 @@
+using System;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Open.Serialization
+{
+	public interface IDeserializeObjectAsync
+	{
+		ValueTask<object> DeserializeAsync<T>(Stream stream, Type type, CancellationToken cancellationToken = default);
+	}
+}

Open.Serialization/Open.Serialization.csproj

@@ -15,7 +15,7 @@ Part of the "Open" set of libraries.</Description>
 		<RepositoryUrl>https://github.com/electricessence/Open.Serialization</RepositoryUrl>
 		<RepositoryType>git</RepositoryType>
 		<PackageTags>serialization json</PackageTags>
-		<Version>1.2.1</Version>
+		<Version>1.3.0</Version>
 
 		<Nullable>enable</Nullable>
 	</PropertyGroup>

Open.Serialization/Serializer.cs

@@ -8,15 +8,15 @@ namespace Open.Serialization
 	public class Serializer<T> : SerializerBase<T>
 	{
 		private readonly Func<string, T> _deserializer;
-		private readonly Func<T, string> _serializer;
+		private readonly Func<T, string>? _serializer;
 		private readonly Func<Stream, CancellationToken, ValueTask<T>> _deserializerAsync;
 		private readonly Func<Stream, T, CancellationToken, ValueTask> _serializerAsync;
 
 		public Serializer(
 			Func<string, T> deserializer,
-			Func<T, string> serializer = null,
-			Func<Stream, CancellationToken, ValueTask<T>> deserializerAsync = null,
-			Func<Stream, T, CancellationToken, ValueTask> serializerAsync = null)
+			Func<T, string>? serializer = null,
+			Func<Stream, CancellationToken, ValueTask<T>>? deserializerAsync = null,
+			Func<Stream, T, CancellationToken, ValueTask>? serializerAsync = null)
 		{
 			// It's supported to instantiate a deserializer without a serializer.
 			_deserializer = deserializer ?? throw new ArgumentNullException(nameof(deserializer));
@@ -25,11 +25,16 @@ public Serializer(
 			_serializerAsync = serializerAsync ?? base.SerializeAsync;
 		}
 
-		public override T Deserialize(string value) => _deserializer(value);
-		public override ValueTask<T> DeserializeAsync(Stream stream, CancellationToken cancellationToken = default) => _deserializerAsync(stream, cancellationToken);
+		public override T Deserialize(string value)
+			=> _deserializer(value);
+		public override ValueTask<T> DeserializeAsync(Stream stream, CancellationToken cancellationToken = default)
+			=> _deserializerAsync(stream, cancellationToken);
 
-		public override string Serialize(T item) => _serializer(item);
-		public override ValueTask SerializeAsync(Stream stream, T item, CancellationToken cancellationToken = default) => _serializerAsync(stream, item, cancellationToken);
+		public override string Serialize(T item) => _serializer == null
+			? throw new NullReferenceException("No serializer function was supplied.")
+			: _serializer(item);
+		public override ValueTask SerializeAsync(Stream stream, T item, CancellationToken cancellationToken = default)
+			=> _serializerAsync(stream, item, cancellationToken);
 
 	}
 }