From f449ef32e31e10b9412e932f0181ccfa4314e728 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Roman=20Smr=C5=BE?= <roman.smrz@seznam.cz>
Date: Sat, 8 Nov 2025 22:24:27 +0100
Subject: Allow repo declaration without giving path

---
 src/Command.hs |  2 +-
 src/Config.hs  |  9 ++++++---
 src/Main.hs    | 19 +++++++++++++------
 src/Repo.hs    |  2 +-
 4 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/src/Command.hs b/src/Command.hs
index 0b1c790..30b0df0 100644
--- a/src/Command.hs
+++ b/src/Command.hs
@@ -36,7 +36,7 @@ import Repo
 
 data CommonOptions = CommonOptions
     { optJobs :: Int
-    , optRepo :: [ DeclaredRepo ]
+    , optRepo :: [ ( RepoName, FilePath ) ]
     }
 
 defaultCommonOptions :: CommonOptions
diff --git a/src/Config.hs b/src/Config.hs
index 8a7649a..1b0e046 100644
--- a/src/Config.hs
+++ b/src/Config.hs
@@ -138,9 +138,12 @@ parseUses = withSeq "Uses list" $ mapM $
 
 
 parseRepo :: Text -> Node Pos -> Parser DeclaredRepo
-parseRepo name node = flip (withMap "Repo") node $ \r -> DeclaredRepo
-    <$> pure (RepoName name)
-    <*> (T.unpack <$> r .: "path")
+parseRepo name node = choice
+    [ flip (withNull "Repo") node $ return $ DeclaredRepo (RepoName name) Nothing
+    , flip (withMap "Repo") node $ \r -> DeclaredRepo
+        <$> pure (RepoName name)
+        <*> (fmap T.unpack <$> r .:? "path")
+    ]
 
 
 findConfig :: IO (Maybe FilePath)
diff --git a/src/Main.hs b/src/Main.hs
index 83b0ab3..91d3acd 100644
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -65,7 +65,7 @@ options =
             case span (/= ':') value of
                 ( repo, ':' : path ) -> return opts
                     { optCommon = (optCommon opts)
-                        { optRepo = DeclaredRepo (RepoName $ T.pack repo) path : optRepo (optCommon opts)
+                        { optRepo = ( RepoName $ T.pack repo, path ) : optRepo (optCommon opts)
                         }
                     }
                 _ -> throwError $ "--repo: invalid value ‘" <> value <> "’"
@@ -243,13 +243,13 @@ runSomeCommand rootPath gopts (SC tproxy) args = do
         JobRootRepo repo -> return (Just repo)
         JobRootConfig _  -> openRepo $ takeDirectory ciRootPath
 
-    let openDeclaredRepo dir decl = do
-            let path = dir </> repoPath decl
+    let openDeclaredRepo dir ( name, dpath ) = do
+            let path = dir </> dpath
             openRepo path >>= \case
-                Just repo -> return ( repoName decl, repo )
+                Just repo -> return ( name, repo )
                 Nothing -> do
                     absPath <- makeAbsolute path
-                    hPutStrLn stderr $ "Failed to open repo ‘" <> showRepoName (repoName decl) <> "’ at " <> repoPath decl <> " (" <> absPath <> ")"
+                    hPutStrLn stderr $ "Failed to open repo ‘" <> showRepoName name <> "’ at " <> dpath <> " (" <> absPath <> ")"
                     exitFailure
 
     cmdlineRepos <- forM (optRepo ciOptions) (openDeclaredRepo "")
@@ -258,7 +258,14 @@ runSomeCommand rootPath gopts (SC tproxy) args = do
             forM (configRepos config) $ \decl -> do
                 case lookup (repoName decl) cmdlineRepos of
                     Just repo -> return ( repoName decl, repo )
-                    Nothing -> openDeclaredRepo (takeDirectory ciRootPath) decl
+                    Nothing
+                        | Just path <- repoPath decl
+                        -> openDeclaredRepo (takeDirectory ciRootPath) ( repoName decl, path )
+
+                        | otherwise
+                        -> do
+                            hPutStrLn stderr $ "No path defined for repo ‘" <> showRepoName (repoName decl) <> "’"
+                            exitFailure
         _ -> return []
 
     let ciOtherRepos = configRepos ++ cmdlineRepos
diff --git a/src/Repo.hs b/src/Repo.hs
index 09e577b..c878b1e 100644
--- a/src/Repo.hs
+++ b/src/Repo.hs
@@ -72,7 +72,7 @@ getRepoWorkDir GitRepo {..} = takeDirectory gitDir
 
 data DeclaredRepo = DeclaredRepo
     { repoName :: RepoName
-    , repoPath :: FilePath
+    , repoPath :: Maybe FilePath
     }
 
 newtype RepoName = RepoName Text
-- 
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