Allow optional gem push via gem_push environment variable.

1 files changed, 5 insertions, 1 deletions

diff --git a/lib/bundler/gem_helper.rb b/lib/bundler/gem_helper.rb
index 74cd4f8538..11c2222968 100644
--- a/lib/bundler/gem_helper.rb
+++ b/lib/bundler/gem_helper.rb
@@ -75,7 +75,7 @@ module Bundler
       built_gem_path = build_gem
       tag_version {
         git_push
-        rubygem_push(built_gem_path)
+        rubygem_push(built_gem_path) if gem_push?
       }
     end
 
@@ -158,5 +158,9 @@ module Bundler
       }
       [outbuf, $?]
     end
+
+    def gem_push?
+      ! %w{n no nil false off 0}.include?(ENV['gem_push'].to_s.downcase)
+    end
   end
 end