...

src/lang/Nub.Lang/Frontend/Typing/NubType.cs

@@ -4,48 +4,58 @@ namespace Nub.Lang.Frontend.Typing;
 
 public abstract class NubType
 {
-    protected NubType(string name)
-    {
-        Name = name;
-    }
-
-    public string Name { get; }
-
     public static bool IsCompatibleWith(NubType sourceType, NubType targetType)
     {
         return targetType.Equals(NubPrimitiveType.Any) || sourceType.Equals(targetType);
     }
-    
-    public override bool Equals(object? obj) => obj is NubType item && Name.Equals(item.Name);
-    public override int GetHashCode() => HashCode.Combine(Name);
-    public override string ToString() => Name;
+
+    public abstract override bool Equals(object? obj);
+    public abstract override int GetHashCode();
+    public abstract override string ToString();
 }
 
-public class NubStructType(string @namespace, string name) : NubType(name)
+public class NubStructType(string @namespace, string name) : NubType
 {
     public string Namespace { get; } = @namespace;
+    public string Name { get; } = name;
+
+    public override bool Equals(object? obj)
+    {
+        return obj is NubStructType other && other.Namespace == Namespace && other.Name == Name;
+    }
+
+    public override int GetHashCode()
+    {
+        return HashCode.Combine(Namespace, Name);
+    }
+
+    public override string ToString()
+    {
+        return $"{Namespace}::{Name}";
+    }
 }
 
-public class NubPointerType(NubType baseType) : NubType("^" + baseType)
+public class NubPointerType(NubType baseType) : NubType
 {
     public NubType BaseType { get; } = baseType;
     
     public override bool Equals(object? obj)
     {
-        if (obj is NubPointerType other)
-        {
-            return BaseType.Equals(other.BaseType);
-        }
-        return false;
+        return obj is NubPointerType other && BaseType.Equals(other.BaseType);
     }
 
     public override int GetHashCode()
     {
-        return HashCode.Combine(base.GetHashCode(), BaseType);
+        return HashCode.Combine(BaseType);
+    }
+
+    public override string ToString()
+    {
+        return "^" + BaseType;
     }
 }
 
-public class NubArrayType(NubType baseType) : NubType("[]" + baseType)
+public class NubArrayType(NubType baseType) : NubType
 {
     public NubType BaseType { get; } = baseType;
     
@@ -60,11 +70,16 @@ public class NubArrayType(NubType baseType) : NubType("[]" + baseType)
 
     public override int GetHashCode()
     {
-        return HashCode.Combine(base.GetHashCode(), BaseType);
+        return HashCode.Combine(BaseType);
+    }
+
+    public override string ToString()
+    {
+        return "[]" + BaseType;
     }
 }
 
-public class NubPrimitiveType(PrimitiveTypeKind kind) : NubType(KindToString(kind))
+public class NubPrimitiveType(PrimitiveTypeKind kind) : NubType
 {
     public PrimitiveTypeKind Kind { get; } = kind;
 
@@ -108,7 +123,17 @@ public class NubPrimitiveType(PrimitiveTypeKind kind) : NubType(KindToString(kin
         return kind != null;
     }
 
-    public static string KindToString(PrimitiveTypeKind kind)
+    public override bool Equals(object? obj)
+    {
+        return obj is NubPrimitiveType other && other.Kind == Kind;
+    }
+
+    public override int GetHashCode()
+    {
+        return HashCode.Combine(Kind);
+    }
+
+    public override string ToString()
     {
         return kind switch
         {