Use nested namespace

It's a mechanical change to modernize the code base

include/server/service/base_service.hpp

@@ -10,11 +10,7 @@
 #include <string>
 #include <vector>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 class BaseService
@@ -31,8 +27,6 @@ class BaseService
   protected:
     OSRM &routing_machine;
 };
-} // namespace service
-} // namespace server
 } // namespace osrm
 
 #endif

include/server/service/match_service.hpp

@@ -10,11 +10,7 @@
 #include <string>
 #include <vector>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 class MatchService final : public BaseService
@@ -28,8 +24,6 @@ class MatchService final : public BaseService
 
     unsigned GetVersion() final override { return 1; }
 };
-} // namespace service
-} // namespace server
 } // namespace osrm
 
 #endif

include/server/service/nearest_service.hpp

@@ -10,11 +10,7 @@
 #include <string>
 #include <vector>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 class NearestService final : public BaseService
@@ -28,8 +24,6 @@ class NearestService final : public BaseService
 
     unsigned GetVersion() final override { return 1; }
 };
-} // namespace service
-} // namespace server
 } // namespace osrm
 
 #endif

include/server/service/route_service.hpp

@@ -10,11 +10,7 @@
 #include <string>
 #include <vector>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 class RouteService final : public BaseService
@@ -28,8 +24,6 @@ class RouteService final : public BaseService
 
     unsigned GetVersion() final override { return 1; }
 };
-} // namespace service
-} // namespace server
 } // namespace osrm
 
 #endif

include/server/service/table_service.hpp

@@ -10,11 +10,7 @@
 #include <string>
 #include <vector>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 class TableService final : public BaseService
@@ -28,8 +24,6 @@ class TableService final : public BaseService
 
     unsigned GetVersion() final override { return 1; }
 };
-} // namespace service
-} // namespace server
 } // namespace osrm
 
 #endif

include/server/service/tile_service.hpp

@@ -10,11 +10,7 @@
 #include <string>
 #include <vector>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 class TileService final : public BaseService
@@ -28,8 +24,6 @@ class TileService final : public BaseService
 
     unsigned GetVersion() final override { return 1; }
 };
-} // namespace service
-} // namespace server
 } // namespace osrm
 
 #endif

include/server/service/trip_service.hpp

@@ -10,11 +10,7 @@
 #include <string>
 #include <vector>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 class TripService final : public BaseService
@@ -28,8 +24,6 @@ class TripService final : public BaseService
 
     unsigned GetVersion() final override { return 1; }
 };
-} // namespace service
-} // namespace server
 } // namespace osrm
 
 #endif

include/server/service/utils.hpp

@@ -1,10 +1,6 @@
 #include <boost/format.hpp>
 
-namespace osrm
-{
-namespace server
-{
-namespace service
+namespace osrm::server::service
 {
 
 const constexpr char PARAMETER_SIZE_MISMATCH_MSG[] =
@@ -24,6 +20,4 @@ bool constrainParamSize(const char *msg_template,
     }
     return false;
 }
-} // namespace service
-} // namespace server
 } // namespace osrm