Honor the Capistrano 3.1 no_release flag.

Skip bundle install task on servers that are marked with
no_release: true.

CHANGELOG.md

@@ -1,3 +1,7 @@
+# future release
+
+* Honor `:no_release` flag by using `release_roles` in Capistrano 3.1
+
 # 1.1.2 (8 Feb 2014)
 
 * Added `bundle_env_variables` option for specifying environment variables that should be set when running `bundle`.

README.md

@@ -8,7 +8,7 @@ It also prefixes certain binaries to use `bundle exec`.
 
 ## Installation
 
-Add this line to your application's Gemfile:
+Add these lines to your application's Gemfile:
 
     gem 'capistrano', '~> 3.1'
     gem 'capistrano-bundler', '~> 1.1.2'
@@ -39,6 +39,7 @@ set :bundle_bins, fetch(:bundle_bins, []).push %w(my_new_binary)
 Configurable options:
 
     set :bundle_roles, :all                                  # this is default
+    set :bundle_servers, -> { release_roles(fetch(:bundle_roles)) } # this is default
     set :bundle_binstubs, -> { shared_path.join('bin') }     # this is default
     set :bundle_gemfile, -> { release_path.join('MyGemfile') } # default: nil
     set :bundle_path, -> { shared_path.join('bundle') }      # this is default

lib/capistrano/tasks/bundler.cap

@@ -5,10 +5,13 @@ namespace :bundler do
         test group will not be installed. The install command is executed \
         with the --deployment and --quiet flags.
 
+        By default, bundler will not be run on servers with no_release: true.
+
         You can override any of these defaults by setting the variables shown below.
 
           set :bundle_roles, :all
 
+          set :bundle_servers, -> { release_roles(fetch(:bundle_roles)) }
           set :bundle_binstubs, -> { shared_path.join('bin') }
           set :bundle_gemfile, -> { release_path.join('Gemfile') }
           set :bundle_path, -> { shared_path.join('bundle') }
@@ -17,7 +20,7 @@ namespace :bundler do
           set :bundle_env_variables, {}
     DESC
   task :install do
-    on roles fetch(:bundle_roles) do
+    on fetch(:bundle_servers) do
       within release_path do
         with fetch(:bundle_env_variables, {}) do
           options = ["install"]
@@ -57,6 +60,7 @@ namespace :load do
     set :bundle_bins, %w{gem rake rails}
 
     set :bundle_roles, :all
+    set :bundle_servers, -> { release_roles(fetch(:bundle_roles)) }
     set :bundle_binstubs, -> { shared_path.join('bin') }
     set :bundle_path, -> { shared_path.join('bundle') }
     set :bundle_without, %w{development test}.join(' ')