Fixed List serialization

src/Discord.Net.Rest/Serialization/JsonConverters/EntityOrIdPropertyConverter.cs

@@ -12,19 +12,19 @@ namespace Discord.Serialization.Json.Converters
             _innerConverter = innerConverter;
         }
 
-        public EntityOrId<T> Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public EntityOrId<T> Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
             if (reader.ValueType == JsonValueType.Number)
                 return new EntityOrId<T>(reader.ParseUInt64());
-            return new EntityOrId<T>(_innerConverter.Read(map, reader, false));
+            return new EntityOrId<T>(_innerConverter.Read(map, ref reader, false));
         }
 
-        public void Write(PropertyMap map, JsonWriter writer, EntityOrId<T> value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, EntityOrId<T> value, bool isTopLevel)
         {
             if (value.Object != null)
-                _innerConverter.Write(map, writer, value.Object, isTopLevel);
+                _innerConverter.Write(map, ref writer, value.Object, isTopLevel);
             else
             {
                 if (isTopLevel)

src/Discord.Net.Rest/Serialization/JsonConverters/ImagePropertyConverter.cs

@@ -4,9 +4,9 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class ImagePropertyConverter : IJsonPropertyConverter<API.Image>
     {
-        public API.Image Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public API.Image Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
             => throw new System.NotImplementedException();
-        public void Write(PropertyMap map, JsonWriter writer, API.Image value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, API.Image value, bool isTopLevel)
             => throw new System.NotImplementedException();
     }
 }

src/Discord.Net.Rest/Serialization/JsonConverters/Int53PropertyConverter.cs

@@ -4,7 +4,7 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class Int53PropertyConverter : IJsonPropertyConverter<long>
     {
-        public long Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public long Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -12,7 +12,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number");
             return reader.ParseInt64();
         }
-        public void Write(PropertyMap map, JsonWriter writer, long value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, long value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);

src/Discord.Net.Rest/Serialization/JsonConverters/OptionalPropertyConverter.cs

@@ -11,13 +11,13 @@ namespace Discord.Serialization.Json.Converters
             _innerConverter = innerConverter;
         }
 
-        public Optional<T> Read(PropertyMap map, JsonReader reader, bool isTopLevel)
-            => new Optional<T>(_innerConverter.Read(map, reader, isTopLevel));
+        public Optional<T> Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
+            => new Optional<T>(_innerConverter.Read(map, ref reader, isTopLevel));
 
-        public void Write(PropertyMap map, JsonWriter writer, Optional<T> value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, Optional<T> value, bool isTopLevel)
         {
             if (value.IsSpecified)
-                _innerConverter.Write(map, writer, value.Value, isTopLevel);
+                _innerConverter.Write(map, ref writer, value.Value, isTopLevel);
         }
     }
 }

src/Discord.Net.Rest/Serialization/JsonConverters/UInt53PropertyConverter.cs

@@ -4,7 +4,7 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class UInt53PropertyConverter : IJsonPropertyConverter<ulong>
     {
-        public ulong Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public ulong Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -12,7 +12,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number");
             return reader.ParseUInt64();
         }
-        public void Write(PropertyMap map, JsonWriter writer, ulong value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, ulong value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);

src/Discord.Net.Serialization/Json/Converters/Collections.cs

@@ -12,25 +12,25 @@ namespace Discord.Serialization.Json.Converters
             _innerConverter = innerConverter;
         }
 
-        public List<T> Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public List<T> Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if ((isTopLevel && !reader.Read()) || reader.TokenType != JsonTokenType.StartArray)
                 throw new SerializationException("Bad input, expected StartArray");
 
             var list = new List<T>();
             while (reader.Read() && reader.TokenType != JsonTokenType.EndArray)
-                list.Add(_innerConverter.Read(map, reader, false));
+                list.Add(_innerConverter.Read(map, ref reader, false));
             return list;
         }
 
-        public void Write(PropertyMap map, JsonWriter writer, List<T> value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, List<T> value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteArrayStart(map.Key);
             else
                 writer.WriteArrayStart();
             for (int i = 0; i < value.Count; i++)
-                _innerConverter.Write(map, writer, value[i], false);
+                _innerConverter.Write(map, ref writer, value[i], false);
             writer.WriteArrayEnd();
         }
     }

src/Discord.Net.Serialization/Json/Converters/Nullable.cs

@@ -12,19 +12,19 @@ namespace Discord.Serialization.Json.Converters
             _innerConverter = innerConverter;
         }
 
-        public T? Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public T? Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
             if (reader.ValueType == JsonValueType.Null)
                 return null;
-            return _innerConverter.Read(map, reader, false);
+            return _innerConverter.Read(map, ref reader, false);
         }
 
-        public void Write(PropertyMap map, JsonWriter writer, T? value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, T? value, bool isTopLevel)
         {
             if (value.HasValue)
-                _innerConverter.Write(map, writer, value.Value, isTopLevel);
+                _innerConverter.Write(map, ref writer, value.Value, isTopLevel);
             else
             {
                 if (isTopLevel)

src/Discord.Net.Serialization/Json/Converters/Object.cs

@@ -7,7 +7,7 @@ namespace Discord.Serialization.Json.Converters
     {
         private static readonly ModelMap<T> _map = SerializationFormat.Json.MapModel<T>();
         
-        public T Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public T Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             var model = new T();
 
@@ -20,25 +20,22 @@ namespace Discord.Serialization.Json.Converters
                 if (reader.TokenType != JsonTokenType.PropertyName)
                     throw new SerializationException("Bad input, expected PropertyName");
 
-                string key = reader.ParseString();
+                string key = reader.ParseString();                
                 if (_map.PropertiesByKey.TryGetValue(key, out var property))
-                    (property as IJsonPropertyMap<T>).Read(model, reader);
+                    (property as IJsonPropertyMap<T>).Read(model, ref reader);
                 else
                     reader.Skip(); //Unknown property, skip
-
-                if (!reader.Read())
-                    throw new SerializationException("Bad input, expected Value");
             }
             throw new SerializationException("Bad input, expected EndObject");
         }
-        public void Write(PropertyMap map, JsonWriter writer, T value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, T value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteObjectStart(map.Key);
             else
                 writer.WriteObjectStart();
             for (int i = 0; i < _map.Properties.Length; i++)
-                (_map.Properties[i] as IJsonPropertyMap<T>).Write(value, writer);
+                (_map.Properties[i] as IJsonPropertyMap<T>).Write(value, ref writer);
             writer.WriteObjectEnd();
         }
     }

src/Discord.Net.Serialization/Json/Converters/Primitives.DateTime.cs

@@ -5,7 +5,7 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class DateTimePropertyConverter : IJsonPropertyConverter<DateTime>
     {
-        public DateTime Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public DateTime Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -13,7 +13,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected String");
             return reader.ParseDateTime();
         }
-        public void Write(PropertyMap map, JsonWriter writer, DateTime value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, DateTime value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -24,7 +24,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class DateTimeOffsetPropertyConverter : IJsonPropertyConverter<DateTimeOffset>
     {
-        public DateTimeOffset Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public DateTimeOffset Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -32,7 +32,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected String");
             return reader.ParseDateTimeOffset();
         }
-        public void Write(PropertyMap map, JsonWriter writer, DateTimeOffset value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, DateTimeOffset value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);

src/Discord.Net.Serialization/Json/Converters/Primitives.Enum.cs

@@ -4,9 +4,9 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class EnumPropertyConverter<T> : IJsonPropertyConverter<T>
     {
-        public T Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public T Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
             => throw new System.NotImplementedException();
-        public void Write(PropertyMap map, JsonWriter writer, T value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, T value, bool isTopLevel)
             => throw new System.NotImplementedException();
     }
 }

src/Discord.Net.Serialization/Json/Converters/Primitives.Float.cs

@@ -4,7 +4,7 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class SinglePropertyConverter : IJsonPropertyConverter<float>
     {
-        public float Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public float Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -12,7 +12,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseSingle();
         }
-        public void Write(PropertyMap map, JsonWriter writer, float value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, float value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value.ToString());
@@ -23,7 +23,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class DoublePropertyConverter : IJsonPropertyConverter<double>
     {
-        public double Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public double Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -31,7 +31,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseDouble();
         }
-        public void Write(PropertyMap map, JsonWriter writer, double value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, double value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value.ToString());
@@ -42,7 +42,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class DecimalPropertyConverter : IJsonPropertyConverter<decimal>
     {
-        public decimal Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public decimal Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -50,7 +50,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseDecimal();
         }
-        public void Write(PropertyMap map, JsonWriter writer, decimal value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, decimal value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value.ToString());

src/Discord.Net.Serialization/Json/Converters/Primitives.Other.cs

@@ -5,7 +5,7 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class BooleanPropertyConverter : IJsonPropertyConverter<bool>
     {
-        public bool Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public bool Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -16,7 +16,7 @@ namespace Discord.Serialization.Json.Converters
                 default: throw new SerializationException("Bad input, expected False or True");
             }
         }
-        public void Write(PropertyMap map, JsonWriter writer, bool value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, bool value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -27,7 +27,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class GuidPropertyConverter : IJsonPropertyConverter<Guid>
     {
-        public Guid Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public Guid Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -35,7 +35,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected String");
             return Guid.Parse(reader.ParseString());
         }
-        public void Write(PropertyMap map, JsonWriter writer, Guid value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, Guid value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value.ToString());

src/Discord.Net.Serialization/Json/Converters/Primitives.Signed.cs

@@ -4,7 +4,7 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class Int8PropertyConverter : IJsonPropertyConverter<sbyte>
     {
-        public sbyte Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public sbyte Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -12,7 +12,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseInt8();
         }
-        public void Write(PropertyMap map, JsonWriter writer, sbyte value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, sbyte value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -23,7 +23,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class Int16PropertyConverter : IJsonPropertyConverter<short>
     {
-        public short Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public short Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -31,7 +31,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseInt16();
         }
-        public void Write(PropertyMap map, JsonWriter writer, short value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, short value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -42,7 +42,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class Int32PropertyConverter : IJsonPropertyConverter<int>
     {
-        public int Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public int Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -50,7 +50,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseInt32();
         }
-        public void Write(PropertyMap map, JsonWriter writer, int value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, int value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -61,7 +61,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class Int64PropertyConverter : IJsonPropertyConverter<long>
     {
-        public long Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public long Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -69,7 +69,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseInt64();
         }
-        public void Write(PropertyMap map, JsonWriter writer, long value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, long value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value.ToString());

src/Discord.Net.Serialization/Json/Converters/Primitives.String.cs

@@ -23,7 +23,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class StringPropertyConverter : IJsonPropertyConverter<string>
     {
-        public string Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public string Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -31,7 +31,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected String");
             return reader.ParseString();
         }
-        public void Write(PropertyMap map, JsonWriter writer, string value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, string value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);

src/Discord.Net.Serialization/Json/Converters/Primitives.Unsigned.cs

@@ -4,7 +4,7 @@ namespace Discord.Serialization.Json.Converters
 {
     internal class UInt8PropertyConverter : IJsonPropertyConverter<byte>
     {
-        public byte Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public byte Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -12,7 +12,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseUInt8();
         }
-        public void Write(PropertyMap map, JsonWriter writer, byte value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, byte value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -23,7 +23,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class UInt16PropertyConverter : IJsonPropertyConverter<ushort>
     {
-        public ushort Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public ushort Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -31,7 +31,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseUInt16();
         }
-        public void Write(PropertyMap map, JsonWriter writer, ushort value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, ushort value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -42,7 +42,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class UInt32PropertyConverter : IJsonPropertyConverter<uint>
     {
-        public uint Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public uint Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -50,7 +50,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseUInt32();
         }
-        public void Write(PropertyMap map, JsonWriter writer, uint value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, uint value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value);
@@ -61,7 +61,7 @@ namespace Discord.Serialization.Json.Converters
 
     internal class UInt64PropertyConverter : IJsonPropertyConverter<ulong>
     {
-        public ulong Read(PropertyMap map, JsonReader reader, bool isTopLevel)
+        public ulong Read(PropertyMap map, ref JsonReader reader, bool isTopLevel)
         {
             if (isTopLevel)
                 reader.Read();
@@ -69,7 +69,7 @@ namespace Discord.Serialization.Json.Converters
                 throw new SerializationException("Bad input, expected Number or String");
             return reader.ParseUInt64();
         }
-        public void Write(PropertyMap map, JsonWriter writer, ulong value, bool isTopLevel)
+        public void Write(PropertyMap map, ref JsonWriter writer, ulong value, bool isTopLevel)
         {
             if (isTopLevel)
                 writer.WriteAttribute(map.Key, value.ToString());

src/Discord.Net.Serialization/Json/IJsonPropertyConverter.cs

@@ -4,7 +4,7 @@ namespace Discord.Serialization.Json
 {
     public interface IJsonPropertyConverter<T>
     {
-        T Read(PropertyMap map, JsonReader reader, bool isTopLevel);
-        void Write(PropertyMap map, JsonWriter writer, T value, bool isTopLevel);
+        T Read(PropertyMap map, ref JsonReader reader, bool isTopLevel);
+        void Write(PropertyMap map, ref JsonWriter writer, T value, bool isTopLevel);
     }
 }

src/Discord.Net.Serialization/Json/IJsonPropertyMap.cs

@@ -6,7 +6,7 @@ namespace Discord.Serialization
     {
         string Key { get; }
 
-        void Write(TModel model, JsonWriter writer);
-        void Read(TModel model, JsonReader reader);
+        void Write(TModel model, ref JsonWriter writer);
+        void Read(TModel model, ref JsonReader reader);
     }
 }

src/Discord.Net.Serialization/Json/JsonFormat.cs

@@ -70,14 +70,14 @@ namespace Discord.Serialization.Json
             if (!reader.Read())
                 return null;
             var converter = _converters.Get<TModel>() as IJsonPropertyConverter<TModel>;
-            return converter.Read(null, reader, false);
+            return converter.Read(null, ref reader, false);
         }
 
         protected internal override void Write<TModel>(Serializer serializer, ArrayFormatter stream, TModel model)
         {
             var writer = new JsonWriter(stream);
             var converter = _converters.Get<TModel>() as IJsonPropertyConverter<TModel>;
-            converter.Write(null, writer, model, false);
+            converter.Write(null, ref writer, model, false);
         }
     }
 }

src/Discord.Net.Serialization/Json/JsonPropertyMap.cs

@@ -19,16 +19,16 @@ namespace Discord.Serialization.Json
             _setFunc = propInfo.SetMethod.CreateDelegate(typeof(Action<TModel, TType>)) as Action<TModel, TType>;
         }
 
-        public void Write(TModel model, JsonWriter writer)
+        public void Write(TModel model, ref JsonWriter writer)
         {
             var value = _getFunc(model);
             if (value == null && ExcludeNull)
                 return;
-            _converter.Write(this, writer, value, true);
+            _converter.Write(this, ref writer, value, true);
         }
-        public void Read(TModel model, JsonReader reader)
+        public void Read(TModel model, ref JsonReader reader)
         {
-            var value = _converter.Read(this, reader, true);
+            var value = _converter.Read(this, ref reader, true);
             _setFunc(model, value);
         }
     }