Maintain storage_config exposed API

include/extractor/extractor_config.hpp

@@ -72,6 +72,11 @@ struct ExtractorConfig final : storage::IOConfig
     {
     }
 
+    void UseDefaultOutputNames(const boost::filesystem::path &base)
+    {
+        IOConfig::UseDefaultOutputNames(base);
+    }
+
     boost::filesystem::path input_path;
     boost::filesystem::path profile_path;
 

include/nodejs/node_osrm_support.hpp

@@ -97,9 +97,8 @@ inline engine_config_ptr argumentsToEngineConfig(const Nan::FunctionCallbackInfo
 
     if (args[0]->IsString())
     {
-        std::string base_path(*v8::String::Utf8Value(args[0]->ToString()));
-        engine_config->storage_config = osrm::StorageConfig();
-        engine_config->storage_config.UseDefaultOutputNames(base_path);
+        engine_config->storage_config = osrm::StorageConfig(
+            *v8::String::Utf8Value(Nan::To<v8::String>(args[0]).ToLocalChecked()));
         engine_config->use_shared_memory = false;
         return engine_config;
     }
@@ -122,9 +121,8 @@ inline engine_config_ptr argumentsToEngineConfig(const Nan::FunctionCallbackInfo
 
     if (!path->IsUndefined())
     {
-        std::string base_path(*v8::String::Utf8Value(path->ToString()));
-        engine_config->storage_config = osrm::StorageConfig();
-        engine_config->storage_config.UseDefaultOutputNames(base_path);
+        engine_config->storage_config =
+            osrm::StorageConfig(*v8::String::Utf8Value(Nan::To<v8::String>(path).ToLocalChecked()));
         engine_config->use_shared_memory = false;
     }
     if (!shared_memory->IsUndefined())

include/partition/partition_config.hpp

@@ -26,6 +26,11 @@ struct PartitionConfig final : storage::IOConfig
     {
     }
 
+    void UseDefaultOutputNames(const boost::filesystem::path &base)
+    {
+        IOConfig::UseDefaultOutputNames(base);
+    }
+
     unsigned requested_num_threads;
 
     double balance;

include/storage/io_config.hpp

@@ -23,6 +23,21 @@ struct IOConfig
     {
     }
 
+    bool IsValid() const;
+    boost::filesystem::path GetPath(const std::string &fileName) const
+    {
+        if (!IsConfigured(fileName, required_input_files) &&
+            !IsConfigured(fileName, optional_input_files) && !IsConfigured(fileName, output_files))
+        {
+            throw util::exception("Tried to access file which is not configured: " + fileName);
+        }
+
+        return {base_path.string() + fileName};
+    }
+
+    boost::filesystem::path base_path;
+
+  protected:
     // Infer the base path from the path of the .osrm file
     void UseDefaultOutputNames(const boost::filesystem::path &base)
     {
@@ -45,20 +60,6 @@ struct IOConfig
         base_path = {path};
     }
 
-    bool IsValid() const;
-    boost::filesystem::path GetPath(const std::string &fileName) const
-    {
-        if (!IsConfigured(fileName, required_input_files) &&
-            !IsConfigured(fileName, optional_input_files) && !IsConfigured(fileName, output_files))
-        {
-            throw util::exception("Tried to access file which is not configured: " + fileName);
-        }
-
-        return {base_path.string() + fileName};
-    }
-
-    boost::filesystem::path base_path;
-
   private:
     static bool IsConfigured(const std::string &fileName,
                              const std::vector<boost::filesystem::path> &paths)

include/storage/storage_config.hpp

@@ -44,6 +44,11 @@ namespace storage
  */
 struct StorageConfig final : IOConfig
 {
+    StorageConfig(const boost::filesystem::path &base) : StorageConfig()
+    {
+        IOConfig::UseDefaultOutputNames(base);
+    }
+
     StorageConfig()
         : IOConfig({".osrm.ramIndex",
                     ".osrm.fileIndex",

include/updater/updater_config.hpp

@@ -64,6 +64,11 @@ struct UpdaterConfig final : storage::IOConfig
     {
     }
 
+    void UseDefaultOutputNames(const boost::filesystem::path &base)
+    {
+        IOConfig::UseDefaultOutputNames(base);
+    }
+
     double log_edge_updates_factor;
     std::time_t valid_now;