Make version_message configurable

1 files changed, 5 insertions, 1 deletions

diff --git a/lib/bundler/source.rb b/lib/bundler/source.rb
index 5f1eb130b7..b59ec20b0e 100644
--- a/lib/bundler/source.rb
+++ b/lib/bundler/source.rb
@@ -18,7 +18,11 @@ module Bundler
         locked_spec = Bundler.locked_gems.specs.find {|s| s.name == spec.name }
         locked_spec_version = locked_spec.version if locked_spec
         if locked_spec_version && spec.version != locked_spec_version
-          message += " (was #{locked_spec_version})"
+          message += if block_given?
+                       yield locked_spec_version
+                     else
+                       " (was #{locked_spec_version})"
+                     end
         end
       end