Merge pull request #3470 from commercialhaskell/fix-nix-stack-clean

Fix "stack clean" with --nix #3468

Author: mgsloan

ChangeLog.md

@@ -138,6 +138,8 @@ Bug fixes:
 * docs.haskellstack.org RTD documentation search is replaced by the mkdocs
   search. Please see
   [#3376](https://github.com/commercialhaskell/stack/issues/3376).
+* `stack clean` now works with nix.  See
+  [#3468](https://github.com/commercialhaskell/stack/issues/3376).
 
 
 ## 1.5.1

src/Stack/Runners.hs

@@ -128,6 +128,8 @@ withBuildConfigAndLock
 withBuildConfigAndLock go inner =
     withBuildConfigExt False go Nothing inner Nothing
 
+-- | See issue #2010 for why this exists. Currently just used for the
+-- specific case of "stack clean --full".
 withBuildConfigAndLockNoDocker
     :: GlobalOpts
     -> (Maybe FileLock -> RIO EnvConfig ())
@@ -177,7 +179,7 @@ withBuildConfigExt skipDocker go@GlobalOpts{..} mbefore inner mafter = loadConfi
       if skipDocker
           then runRIO (lcConfig lc) $ do
               forM_ mbefore id
-              liftIO $ inner'' lk0
+              Nix.reexecWithOptionalShell (lcProjectRoot lc) getCompilerVersion (inner'' lk0)
               forM_ mafter id
           else runRIO (lcConfig lc) $
               Docker.reexecWithOptionalContainer

src/main/Main.hs

@@ -51,7 +51,7 @@ import           Path
 import           Path.IO
 import qualified Paths_stack as Meta
 import           Stack.Build
-import           Stack.Clean (CleanOpts, clean)
+import           Stack.Clean (CleanOpts(..), clean)
 import           Stack.Config
 import           Stack.ConfigCmd as ConfigCmd
 import           Stack.Constants
@@ -581,7 +581,12 @@ setupCmd sco@SetupCmdOpts{..} go@GlobalOpts{..} = loadConfigWithOpts go $ \lc ->
           (Just $ munlockFile lk)
 
 cleanCmd :: CleanOpts -> GlobalOpts -> IO ()
-cleanCmd opts go = withBuildConfigAndLockNoDocker go (const (clean opts))
+cleanCmd opts go =
+  -- See issues #2010 and #3468 for why "stack clean --full" is not used
+  -- within docker.
+  case opts of
+    CleanFull{} -> withBuildConfigAndLock go (const (clean opts))
+    CleanShallow{} -> withBuildConfigAndLockNoDocker go (const (clean opts))
 
 -- | Helper for build and install commands
 buildCmd :: BuildOptsCLI -> GlobalOpts -> IO ()