Abolish :type metadata

Author: rschmitt

src/main/java/com/github/rschmitt/dynamicobject/internal/DynamicObjectInstance.java

@@ -96,7 +96,6 @@ private D diff(D arg, int idx) {
         Object array = ClojureStuff.Diff.invoke(map, arg.getMap());
         Object union = ClojureStuff.Nth.invoke(array, idx);
         if (union == null) union = ClojureStuff.EmptyMap;
-        union = Metadata.withTypeMetadata(union, type);
         return DynamicObject.wrap((Map) union, type);
     }
 

src/main/java/com/github/rschmitt/dynamicobject/internal/Instances.java

@@ -14,7 +14,7 @@ public class Instances {
     private static final ConcurrentMap<Class, DynamicProxy> proxyCache = new ConcurrentHashMap<>();
 
     public static <D extends DynamicObject<D>> D newInstance(Class<D> type) {
-        return wrap((Map) Metadata.withTypeMetadata(EmptyMap, type), type);
+        return wrap(EmptyMap, type);
     }
 
     @SuppressWarnings("unchecked")
@@ -23,10 +23,6 @@ public static <T> T wrap(Map map, Class<T> type) {
             throw new NullPointerException("A null reference cannot be used as a DynamicObject");
         if (map instanceof DynamicObject)
             return type.cast(map);
-        Class<?> typeMetadata = Metadata.getTypeMetadata(map);
-        if (typeMetadata != null && !type.equals(typeMetadata))
-            throw new ClassCastException(String.format("Attempted to wrap a map tagged as %s in type %s",
-                    typeMetadata.getSimpleName(), type.getSimpleName()));
 
         return createIndyProxy(map, type);
     }

src/main/java/com/github/rschmitt/dynamicobject/internal/Metadata.java

@@ -18,7 +18,6 @@ public final class RecordReader<D extends DynamicObject<D>> extends AFn {
      */
     @Override
     public Object invoke(Object map) {
-        Object mapWithMeta = Metadata.withTypeMetadata(map, type);
-        return DynamicObject.wrap((Map) mapWithMeta, type);
+        return DynamicObject.wrap((Map) map, type);
     }
 }