Use Bundler to manage dependencies.

.gitignore

@@ -1,3 +1,6 @@
 test/debug.log
 test/paper_trail_plugin.sqlite3.db
 coverage
+pkg/*
+*.gem
+.bundle

Gemfile

@@ -0,0 +1,2 @@
+source :rubygems
+gemspec

Gemfile.lock

@@ -0,0 +1,34 @@
+PATH
+  remote: .
+  specs:
+    paper_trail (1.5.4)
+      actionpack (~> 2.3)
+      activerecord (~> 2.3)
+      activerecord (~> 2.3)
+
+GEM
+  remote: http://rubygems.org/
+  specs:
+    actionpack (2.3.5)
+      activesupport (= 2.3.5)
+      rack (~> 1.0.0)
+    activerecord (2.3.5)
+      activesupport (= 2.3.5)
+    activesupport (2.3.5)
+    rack (1.0.1)
+    rake (0.8.7)
+    shoulda (2.10.3)
+    sqlite3-ruby (1.3.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  actionpack (~> 2.3)
+  activerecord (~> 2.3)
+  activesupport (~> 2.3)
+  bundler (~> 1.0)
+  paper_trail!
+  rake (= 0.8.7)
+  shoulda (= 2.10.3)
+  sqlite3-ruby (~> 1.2)

README.md

@@ -392,7 +392,7 @@ Over time your `versions` table will grow to an unwieldy size.  Because each ver
 
 ## Testing
 
-PaperTrail has a thorough suite of tests.
+PaperTrail uses Bundler to manage its dependencies (in development and testing).  You can run the tests with `bundle exec rake test`.  (You may need to `bundle install` first.)
 
 
 ## Articles

Rakefile

@@ -1,32 +1,8 @@
-$LOAD_PATH.unshift 'lib'
-require 'paper_trail/version_number'
+require 'bundler'
+Bundler::GemHelper.install_tasks
 
-require 'rake'
 require 'rake/testtask'
 
-
-desc 'Build the gem.'
-task :build do
-  sh 'gem build paper_trail.gemspec'
-end
-
-desc 'Build and install the gem locally.'
-task :install => :build do
-  sh "gem install paper_trail-#{PaperTrail::VERSION}.gem"
-end
-
-desc 'Tag the code and push tags to origin.'
-task :tag do
-  sh "git tag v#{PaperTrail::VERSION}"
-  sh "git push origin master --tags"
-end
-
-desc 'Release gem to rubygems.org.'
-task :release => [:build, :tag] do
-  sh "gem push paper_trail-#{PaperTrail::VERSION}.gem"
-  # sh 'git clean -fd'
-end
-
 desc 'Test the paper_trail plugin.'
 Rake::TestTask.new(:test) do |t|
   t.libs << 'lib'

paper_trail.gemspec

@@ -16,8 +16,13 @@ Gem::Specification.new do |s|
   s.require_path     = 'lib'
   s.test_files       = Dir.glob("test/**/*")
 
-  s.add_dependency 'activerecord'
-  s.add_dependency 'actionpack'
-  s.add_development_dependency 'shoulda'
-  s.add_development_dependency 'activesupport'
+  s.add_development_dependency 'bundler',       '~> 1.0'
+  s.add_development_dependency 'rake',          '0.8.7'  # TODO: why do we need to list rake?
+  s.add_development_dependency 'shoulda',       '2.10.3'
+  s.add_development_dependency 'activesupport', '~> 2.3'
+  s.add_development_dependency 'sqlite3-ruby',  '~> 1.2'
+
+  s.add_dependency 'activerecord',  '~> 2.3'
+  s.add_dependency 'activerecord',  '~> 2.3'
+  s.add_dependency 'actionpack',    '~> 2.3'
 end