Even better equality checking

Upsilon/BaseTypes/Number/ScriptNumber.cs

@@ -102,6 +102,15 @@ namespace Upsilon.BaseTypes.Number
         {
             if (ReferenceEquals(null, obj)) return false;
             if (ReferenceEquals(this, obj)) return true;
+            if (IsFloat && obj is double d)
+            {
+                return Math.Abs(((ScriptNumberDouble) this).Value - d) < 0.0000001;
+            }
+            if (!IsFloat && obj is long l)
+            {
+                return ((ScriptNumberLong) this).Value == l;
+            }
+
             if (obj.GetType() != this.GetType()) return false;
             return Equals((ScriptNumber) obj);
         }

Upsilon/BaseTypes/ScriptBoolean.cs

@@ -49,6 +49,7 @@ namespace Upsilon.BaseTypes
         {
             if (ReferenceEquals(null, obj)) return false;
             if (ReferenceEquals(this, obj)) return true;
+            if (obj is bool b) return b == Value;
             if (obj.GetType() != this.GetType()) return false;
             return Equals((ScriptBoolean) obj);
         }

Upsilon/BaseTypes/ScriptNull.cs

@@ -26,7 +26,7 @@ namespace Upsilon.BaseTypes
 
         public override bool Equals(object obj)
         {
-            if (ReferenceEquals(null, obj)) return false;
+            if (obj == null) return true;
             if (ReferenceEquals(this, obj)) return true;
             if (obj.GetType() != this.GetType()) return false;
             return Equals((ScriptNull) obj);

Upsilon/BaseTypes/ScriptString.cs

@@ -29,6 +29,10 @@ namespace Upsilon.BaseTypes
         {
             if (obj == null)
                 return false;
+            if (obj is string str)
+            {
+                return string.Equals(str, Value);
+            }
             if (!(obj is ScriptString s))
                 return false;
             return Equals(s);
@@ -39,6 +43,11 @@ namespace Upsilon.BaseTypes
             return (Value != null ? Value.GetHashCode() : 0);
         }
 
+        public static implicit operator string(ScriptString s)
+        {
+            return s.Value;
+        }
+
         private bool Equals(ScriptString s)
         {
             return s != null && string.Equals(s.Value, Value);

Upsilon/BaseTypes/UserData/DictionaryUserData.cs

@@ -65,6 +65,10 @@ namespace Upsilon.BaseTypes.UserData
         {
             if (ReferenceEquals(null, obj)) return false;
             if (ReferenceEquals(this, obj)) return true;
+            if (obj.GetType() == Dictionary.GetType())
+            {
+                return Dictionary.Equals(obj);
+            }
             if (obj.GetType() != this.GetType()) return false;
             return Equals((DictionaryUserData) obj);
         }

Upsilon/BaseTypes/UserData/GenericUserData.cs

@@ -65,6 +65,10 @@ namespace Upsilon.BaseTypes.UserData
         {
             if (ReferenceEquals(null, obj)) return false;
             if (ReferenceEquals(this, obj)) return true;
+            if (obj.GetType() == Value.GetType())
+            {
+                return obj.Equals(Value);
+            }
             if (obj.GetType() != this.GetType()) return false;
             return Equals((GenericUserData) obj);
         }

Upsilon/BaseTypes/UserData/ListUserData.cs

@@ -81,6 +81,10 @@ namespace Upsilon.BaseTypes.UserData
         {
             if (ReferenceEquals(null, obj)) return false;
             if (ReferenceEquals(this, obj)) return true;
+            if (obj.GetType() == List.GetType())
+            {
+                return List.Equals(obj);
+            }
             if (obj.GetType() != this.GetType()) return false;
             return Equals((ListUserData) obj);
         }