factor out common code

src/internal/mana_lib.hpp

@@ -256,6 +256,25 @@ struct ManaCSink: public IManaSink
     }
 };
 
+struct ObjectPath
+{
+    std::string path;
+    std::string objectName;
+    std::vector<std::string> components;
+
+    ObjectPath(const std::string &path, const std::string &sep = "\\.")
+        : path(path)
+    {
+        split_string(path, std::regex(sep), std::back_inserter(components));
+
+        if (!components.empty())
+        {
+            objectName = components.back();
+            components.pop_back();
+        }
+    }
+};
+
 } // namespace mesytec::mnode::mana
 
 #endif /* AAB5E4D2_A05B_4F2F_B76A_406A5A569D55 */

src/internal/mana_root.hpp

@@ -0,0 +1,29 @@
+#ifndef C1A4FAE3_95D5_446C_9D8B_3040BB335215
+#define C1A4FAE3_95D5_446C_9D8B_3040BB335215
+
+#include <TDirectory.h>
+#include <mesytec-mnode/mnode_string.hpp>
+
+namespace mesytec::mnode::mana
+{
+
+template <typename It> TDirectory *root_mkpath_cd(It begin, It end)
+{
+    TDirectory *result = nullptr;
+    for (auto it = begin; it != end; ++it)
+    {
+        result = gDirectory->mkdir(it->c_str(), "", true);
+        result->cd();
+    }
+
+    return result;
+}
+
+template <typename C> TDirectory *root_mkpath_cd(const C &components)
+{
+    return root_mkpath_cd(components.begin(), components.end());
+}
+
+} // namespace mesytec::mnode::mana
+
+#endif /* C1A4FAE3_95D5_446C_9D8B_3040BB335215 */

src/mana_plugin_root_histogram.cc

@@ -6,9 +6,11 @@
 #include <vector>
 
 #include "internal/mana_lib.hpp"
+#include "internal/mana_root.hpp"
 #include "internal/rxi/log.hpp"
 
 using namespace mesytec::mnode;
+using namespace mesytec::mnode::mana;
 
 struct Context
 {
@@ -43,39 +45,6 @@ MANA_DEFINE_PLUGIN_SHUTDOWN(shutdown)
     g_ctx = nullptr;
 }
 
-struct ObjectPath
-{
-    std::string path;
-    std::string objectName;
-    std::vector<std::string> components;
-
-    ObjectPath(const std::string &path, const std::string &sep = "\\.")
-        : path(path)
-    {
-        std::regex re(sep);
-        std::sregex_token_iterator it(path.begin(), path.end(), re, -1);
-        std::copy(it, std::sregex_token_iterator(), std::back_inserter(components));
-
-        if (!components.empty())
-        {
-            objectName = components.back();
-            components.pop_back();
-        }
-    }
-};
-
-template <typename It> TDirectory *root_mkpath_cd(It begin, It end)
-{
-    TDirectory *result = nullptr;
-    for (auto it = begin; it != end; ++it)
-    {
-        result = gDirectory->mkdir(it->c_str(), "", true);
-        result->cd();
-    }
-
-    return result;
-}
-
 inline std::vector<std::vector<TH1 *>> make_hitcount_histos(TDirectory *baseDir,
                                                             const nlohmann::json &jRun)
 {