Add 'nix dump-args' to dump all commands/flags for manpage generation

1 files changed, 1 insertions, 6 deletions

diff --git a/src/nix/registry.cc b/src/nix/registry.cc
index ebee4545c..367268683 100644
--- a/src/nix/registry.cc
+++ b/src/nix/registry.cc
@@ -115,7 +115,7 @@ struct CmdRegistryPin : virtual Args, EvalCommand
     }
 };
 
-struct CmdRegistry : virtual MultiCommand, virtual Command
+struct CmdRegistry : virtual NixMultiCommand
 {
     CmdRegistry()
         : MultiCommand({
@@ -141,11 +141,6 @@ struct CmdRegistry : virtual MultiCommand, virtual Command
         command->second->prepare();
         command->second->run();
     }
-
-    void printHelp(const string & programName, std::ostream & out) override
-    {
-        MultiCommand::printHelp(programName, out);
-    }
 };
 
 static auto r1 = registerCommand<CmdRegistry>("registry");