hoptoad

config/deploy.rb

@@ -53,3 +53,10 @@
     end
   end
 end
+
+
+Dir[File.join(File.dirname(__FILE__), '..', 'vendor', 'gems', 'hoptoad_notifier-*')].each do |vendored_notifier|
+  $: << File.join(vendored_notifier, 'lib')
+end
+
+require 'hoptoad_notifier/capistrano'

lib/tasks/hoptoad_notifier_tasks.rake

@@ -1,5 +1,25 @@
-Dir[File.join(RAILS_ROOT, 'vendor', 'gems', 'hoptoad_notifier-*')].each do |vendored_notifier|
-  $: << File.join(vendored_notifier, 'lib')
-end
+# Don't load anything when running the gems:* tasks.
+# Otherwise, hoptoad_notifier will be considered a framework gem.
+# https://thoughtbot.lighthouseapp.com/projects/14221/tickets/629
+unless ARGV.any? {|a| a =~ /^gems/} 
+
+  Dir[File.join(RAILS_ROOT, 'vendor', 'gems', 'hoptoad_notifier-*')].each do |vendored_notifier|
+    $: << File.join(vendored_notifier, 'lib')
+  end
 
-require 'hoptoad_notifier/tasks'
+  begin
+    require 'hoptoad_notifier/tasks'
+  rescue LoadError => exception
+    namespace :hoptoad do
+      %w(deploy test log_stdout).each do |task_name|
+        desc "Missing dependency for hoptoad:#{task_name}"
+        task task_name do
+          $stderr.puts "Failed to run hoptoad:#{task_name} because of missing dependency."
+          $stderr.puts "You probably need to run `rake gems:install` to install the hoptoad_notifier gem"
+          abort exception.inspect
+        end
+      end
+    end
+  end
+
+end