New webpack build

lib/pawsqlite.js

@@ -536,9 +536,13 @@ const adapters = [];
     return adapter.delete(dbName);
   },
   registerAdapter: function(adapter) {
+    if (!adapter) {
+      throw new _pawsqlite_error_mjs__WEBPACK_IMPORTED_MODULE_2__.PawSQLiteError("Invalid adapter");
+    }
+
     const wrapped = (0,_adapter_wrapper_mjs__WEBPACK_IMPORTED_MODULE_1__.wrapAdapter)(adapter);
 
-    if (getAdapter(wrapped.name)) {
+    if (getAdapter(wrapped.name, true)) {
       throw new _pawsqlite_error_mjs__WEBPACK_IMPORTED_MODULE_2__.PawSQLiteError(`An adapter with the name: ${ wrapped.name } ` +
         `Already exists`);
     }