fix a few header and documentation errors

cpp/include/cugraph/device_vector.hpp

@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "cugraph_c/types.h"
+#include <cugraph_c/types.h>
 
 #include <cugraph/utilities/cugraph_data_type_id.hpp>
 #include <cugraph/utilities/error.hpp>
@@ -71,33 +71,77 @@ class device_vector_t {
     data_ = vector.release();
   }
 
+  /**
+   * Return a pointer of the specified type to the beginning of the vector
+   *
+   * @tparam T      type for the array vector
+   *
+   * @return pointer to the beginning of the vector
+   */
   template <typename T>
   T* begin()
   {
     return reinterpret_cast<T*>(data_.data());
   }
 
+  /**
+   * Return a const pointer of the specified type to the beginning of the vector
+   *
+   * @tparam T      type for the array vector
+   *
+   * @return const pointer to the beginning of the vector
+   */
   template <typename T>
   T const* begin() const
   {
     return reinterpret_cast<T const*>(data_.data());
   }
 
+  /**
+   * Return a pointer of the specified type to the end of the vector
+   *
+   * @tparam T      type for the array vector
+   *
+   * @return pointer to the end of the vector
+   */
   template <typename T>
   T* end()
   {
     return reinterpret_cast<T*>(data_.data()) + size_;
   }
 
+  /**
+   * Return a const pointer of the specified type to the end of the vector
+   *
+   * @tparam T      type for the array vector
+   *
+   * @return const pointer to the end of the vector
+   */
   template <typename T>
   T const* end() const
   {
     return reinterpret_cast<T const*>(data_.data()) + size_;
   }
 
+  /**
+   * Return the type of the vector
+   *
+   * @return type id of the type stored in the vector
+   */
   cugraph_data_type_id_t type() const { return type_; }
+
+  /**
+   * Return the number of elements in the vector
+   *
+   * @return number of elements in the vector
+   */
   size_t size() const { return size_; }
 
+  /**
+   * Release the vector and shrink the memory used
+   *
+   * @param stream_view  CUDA stream
+   */
   void clear(rmm::cuda_stream_view stream_view)
   {
     data_.resize(0, stream_view);

cpp/include/cugraph/edge_properties.hpp

@@ -16,9 +16,9 @@
 
 #pragma once
 
-#include "cugraph/device_vector.hpp"
-#include "cugraph_c/types.h"
+#include <cugraph_c/types.h>
 
+#include <cugraph/device_vector.hpp>
 #include <cugraph/edge_property.hpp>
 #include <cugraph/utilities/cugraph_data_type_id.hpp>
 #include <cugraph/utilities/error.hpp>
@@ -139,7 +139,7 @@ class edge_properties_t {
    * @tparam value_t    Typename for the property
    * @param  idx        Index of the property
    *
-   * @returns a read-only view for accessing the property
+   * @return a read-only view for accessing the property
    */
   template <typename edge_t, typename value_t>
   edge_property_view_t<edge_t, value_t const*> view(size_t idx) const;
@@ -154,13 +154,15 @@ class edge_properties_t {
    * @tparam value_t    Typename for the property
    * @param  idx        Index of the property
    *
-   * @returns a read-write view for accessing the property
+   * @return a read-write view for accessing the property
    */
   template <typename edge_t, typename value_t>
   edge_property_view_t<edge_t, value_t*> mutable_view(size_t idx);
 
   /**
    * Return list of defined properties
+   *
+   * @return vector of defined property indexes
    */
   std::vector<size_t> defined() const;