fix ci failure check

Signed-off-by: Harinath Nampally <[email protected]>

Author: hnampally

include/nlohmann/detail/json_pointer.hpp

@@ -750,9 +750,7 @@ class json_pointer
                     // iterate array and use index as reference string
                     for (std::size_t i = 0; i < value.m_data.m_value.array->size(); ++i)
                     {
-                        // Convert std::string to string_t before passing to flatten
-                        auto concat_result = detail::concat(reference_string, '/', std::to_string(i));
-                        flatten(string_t(concat_result.c_str()),
+                        flatten(detail::concat<string_t>(reference_string, '/', std::to_string(i)),
                                 value.m_data.m_value.array->operator[](i), result);
                     }
                 }
@@ -771,9 +769,7 @@ class json_pointer
                     // iterate object and use keys as reference string
                     for (const auto& element : *value.m_data.m_value.object)
                     {
-                        // Convert std::string to string_t before passing to flatten
-                        auto concat_result = detail::concat(reference_string, '/', detail::escape(element.first));
-                        flatten(string_t(concat_result.c_str()), element.second, result);
+                        flatten(detail::concat<string_t>(reference_string, '/', detail::escape(element.first)), element.second, result);
                     }
                 }
                 break;

single_include/nlohmann/json.hpp

@@ -14515,6 +14515,7 @@ NLOHMANN_JSON_NAMESPACE_END
 
 // #include <nlohmann/detail/value_t.hpp>
 
+#include <string_view>
 
 NLOHMANN_JSON_NAMESPACE_BEGIN
 
@@ -15239,9 +15240,7 @@ class json_pointer
                     // iterate array and use index as reference string
                     for (std::size_t i = 0; i < value.m_data.m_value.array->size(); ++i)
                     {
-                        // Convert std::string to string_t before passing to flatten
-                        auto concat_result = detail::concat(reference_string, '/', std::to_string(i));
-                        flatten(string_t(concat_result.c_str()),
+                        flatten(detail::concat<string_t>(reference_string, '/', std::to_string(i)),
                                 value.m_data.m_value.array->operator[](i), result);
                     }
                 }
@@ -15260,9 +15259,7 @@ class json_pointer
                     // iterate object and use keys as reference string
                     for (const auto& element : *value.m_data.m_value.object)
                     {
-                        // Convert std::string to string_t before passing to flatten
-                        auto concat_result = detail::concat(reference_string, '/', detail::escape(element.first));
-                        flatten(string_t(concat_result.c_str()), element.second, result);
+                        flatten(detail::concat<string_t>(reference_string, '/', detail::escape(element.first)), element.second, result);
                     }
                 }
                 break;