Split the parsing of an `App` and its resolving

That way things (like `nix flake check`) can evaluate the `app` outputs
without having to build anything

1 files changed, 1 insertions, 3 deletions

diff --git a/src/nix/run.cc b/src/nix/run.cc
index b5d8ab38a..f684c5ea4 100644
--- a/src/nix/run.cc
+++ b/src/nix/run.cc
@@ -178,9 +178,7 @@ struct CmdRun : InstallableCommand, RunCommon
     {
         auto state = getEvalState();
 
-        auto app = installable->toApp(*state);
-
-        state->store->buildPaths(toDerivedPaths(app.context));
+        auto app = installable->toApp(*state).resolve(store);
 
         Strings allArgs{app.program};
         for (auto & i : args) allArgs.push_back(i);