refactor: moved serialization into core project

Engine.Core/Serialization/Converters/Primitives/Line2DEquationConverter.cs

@@ -0,0 +1,41 @@
+using System;
+
+using YamlDotNet.Core;
+using YamlDotNet.Core.Events;
+using YamlDotNet.Serialization;
+
+namespace Syntriax.Engine.Core.Serialization;
+
+public class Line2DEquationConverter : IEngineTypeYamlConverter
+{
+    public bool Accepts(Type type) => type == typeof(Line2DEquation);
+
+    public object? ReadYaml(IParser parser, Type type, ObjectDeserializer rootDeserializer)
+    {
+        parser.Consume<MappingStart>();
+
+        if (parser.Consume<Scalar>().Value.CompareTo(nameof(Line2DEquation.Slope)) != 0)
+            throw new ArgumentException($"{nameof(Line2DEquation)} mapping must start with {nameof(Line2DEquation.Slope)}");
+        float slope = (float)rootDeserializer(typeof(float))!;
+
+        if (parser.Consume<Scalar>().Value.CompareTo(nameof(Line2DEquation.OffsetY)) != 0)
+            throw new ArgumentException($"{nameof(Line2DEquation)} mapping must end with {nameof(Line2DEquation.OffsetY)}");
+        float offset = (float)rootDeserializer(typeof(float))!;
+
+        parser.Consume<MappingEnd>();
+
+        return new Line2DEquation(slope, offset);
+    }
+
+    public void WriteYaml(IEmitter emitter, object? value, Type type, ObjectSerializer serializer)
+    {
+        Line2DEquation line2DEquation = (Line2DEquation)value!;
+
+        emitter.Emit(new MappingStart());
+        emitter.Emit(new Scalar(nameof(Line2DEquation.Slope)));
+        serializer(line2DEquation.Slope, typeof(float));
+        emitter.Emit(new Scalar(nameof(Line2DEquation.OffsetY)));
+        serializer(line2DEquation.OffsetY, typeof(float));
+        emitter.Emit(new MappingEnd());
+    }
+}