From a7bd7a3e1c9a31e6395a1a56e3815634f84e15ed Mon Sep 17 00:00:00 2001
From: Tristan Sloughter <t@crashfast.com>
Date: Mon, 3 Nov 2014 11:41:47 -0600
Subject: add make_vsn to rebar_resource for replacing app vsns

---
 src/rebar_resource.erl | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'src/rebar_resource.erl')

diff --git a/src/rebar_resource.erl b/src/rebar_resource.erl
index f0490f8..04b8d73 100644
--- a/src/rebar_resource.erl
+++ b/src/rebar_resource.erl
@@ -24,16 +24,20 @@
 behaviour_info(callbacks) ->
     [{lock, 2},
      {download, 2},
-     {needs_update,2}];
+     {needs_update,2},
+     {make_vsn, 1}];
 behaviour_info(_) ->
     undefined.
 
 -else.
 
--callback lock(file:filename_all(), tuple()) ->  rebar_resource:resource().
+-callback lock(file:filename_all(), tuple()) ->
+    rebar_resource:resource().
 -callback download(file:filename_all(), tuple()) ->
     {tarball, file:filename_all()} | {ok, any()} | {error, any()}.
 -callback needs_update(file:filename_all(), tuple()) ->
     {tarball, file:filename_all()} | {ok, any()} | {error, any()}.
+-callback make_vsn(file:filename_all()) ->
+    {plain, string()} | {error, string()}.
 
 -endif.
-- 
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