From 08b0afb40bad4c45daf3dec61af5c52cd1687e70 Mon Sep 17 00:00:00 2001
From: Rudi Grinberg <rudi.grinberg@gmail.com>
Date: Fri, 31 Aug 2018 17:58:58 +0300
Subject: [PATCH] Require dune lang 1.2 for transitioning wraps

Signed-off-by: Rudi Grinberg <rudi.grinberg@gmail.com>
---
 src/dune_file.ml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/dune_file.ml b/src/dune_file.ml
index 924d42a6cc28..d2116fcf4bf0 100644
--- a/src/dune_file.ml
+++ b/src/dune_file.ml
@@ -868,7 +868,9 @@ module Library = struct
       sum
         [ "true", return (Simple true)
         ; "false", return (Simple false)
-        ; "transition", string >>| fun x -> Yes_with_transition x
+        ; "transition",
+          Syntax.since Stanza.syntax (1, 2) >>= fun () ->
+          string >>| fun x -> Yes_with_transition x
         ]
 
     let field = field "wrapped" ~default:(Simple true) dparse