From e27bbf6bdd913c8e598ae5538c71df51371be23f Mon Sep 17 00:00:00 2001
From: Artyom Kazak <yom@artyom.me>
Date: Mon, 18 Mar 2019 12:31:40 +0100
Subject: [PATCH] Print "try adding ... to your extra-deps" as YAML

---
 src/Stack/Build/ConstructPlan.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Stack/Build/ConstructPlan.hs b/src/Stack/Build/ConstructPlan.hs
index 503fb5acc2..aa02164e73 100644
--- a/src/Stack/Build/ConstructPlan.hs
+++ b/src/Stack/Build/ConstructPlan.hs
@@ -1041,7 +1041,7 @@ pprintExceptions exceptions stackYaml stackRoot parentMap wanted' prunedGlobalDe
     pprintExtra (name, (version, BlobKey cabalHash cabalSize)) =
       let cfInfo = CFIHash cabalHash (Just cabalSize)
           packageIdRev = PackageIdentifierRevision name version cfInfo
-       in fromString $ T.unpack $ utf8BuilderToText $ RIO.display packageIdRev
+       in "- " <+> (fromString $ T.unpack $ utf8BuilderToText $ RIO.display packageIdRev)
 
     allNotInBuildPlan = Set.fromList $ concatMap toNotInBuildPlan exceptions'
     toNotInBuildPlan (DependencyPlanFailures _ pDeps) =