Fix docs based on code review

docs/pages/userdocs/read.dox

@@ -305,9 +305,10 @@
  *   and all their subtypes. \ref AQNWB::NWB::RegisteredType "RegisteredType" is responsible for
  *   managing all type classes and provides the \ref AQNWB::NWB::RegisteredType::create "create"
  *   factory methods for creating instances of subclasses from a file.
- * - \ref AQNWB::IO::BaseIO "BaseIO", \ref AQNWB::IO::HDF5::HDF5IO "HDF5IO" responsible for
- *   reading type attribute and group information and for searching the file for typed objects via
- *   \ref AQNWB::IO::BaseIO::findTypes "findTypes()", and exposing
+ * - \ref AQNWB::IO::BaseIO "BaseIO", \ref AQNWB::IO::HDF5::HDF5IO "HDF5IO" are responsible for
+ *   i) reading type attribute and group information, ii) searching the file for typed objects via
+ *   \ref AQNWB::IO::BaseIO::findTypes "findTypes()" methods, and iii) retrieving the paths of all
+ *   object within a group via  \ref AQNWB::IO::BaseIO::getGroupObjects "getGroupObjects()"
  *
  * \subsubsection read_design_wrapper_registeredType RegisteredType
  *

src/nwb/RegisteredType.cpp

@@ -1,6 +1,7 @@
 #include "RegisteredType.hpp"
 
 #include "io/ReadIO.hpp"
+#include "Utils.hpp"
 
 using namespace AQNWB::NWB;
 
@@ -77,14 +78,14 @@ std::shared_ptr<AQNWB::NWB::RegisteredType> RegisteredType::create(
   try {
     // Read the "namespace" attribute
     AQNWB::IO::DataBlockGeneric namespaceData =
-        io->readAttribute(path + "/namespace");
+        io->readAttribute(AQNWB::mergePaths(path, "namespace"));
     auto namespaceBlock =
         AQNWB::IO::DataBlock<std::string>::fromGeneric(namespaceData);
     std::string typeNamespace = namespaceBlock.data[0];
 
     // Read the "neurodata_type" attribute
     AQNWB::IO::DataBlockGeneric typeData =
-        io->readAttribute(path + "/neurodata_type");
+        io->readAttribute(AQNWB::mergePaths(path, "neurodata_type"));
     auto typeBlock = AQNWB::IO::DataBlock<std::string>::fromGeneric(typeData);
     std::string typeName = typeBlock.data[0];