Search for generators on vendorized plugins and gems.

railties/lib/generators.rb

@@ -20,13 +20,19 @@ module Rails
     # Generators load paths. First search on generators in the RAILS_ROOT, then
     # look for them in rails generators.
     #
-    # TODO Add plugins, gems and frozen gems to load path.
+    # TODO Right now, only plugin and frozen gems generators are loaded. Gems
+    # loaded by rubygems are not available since Rails dependencies system is
+    # being reworked.
     #
     def self.load_path
       @@load_path ||= begin
         paths = []
         paths << File.expand_path(File.join(File.dirname(__FILE__), "generators"))
-        paths << File.join(RAILS_ROOT, "lib", "generators") if defined?(RAILS_ROOT)
+        if defined?(RAILS_ROOT)
+          paths += Dir[File.join(RAILS_ROOT, "vendor", "gems", "*", "lib", "generators")]
+          paths += Dir[File.join(RAILS_ROOT, "vendor", "plugins", "*", "lib", "generators")]
+          paths << File.join(RAILS_ROOT, "lib", "generators")
+        end
         paths
       end
     end

railties/test/fixtures/plugins/default/stubby/generators/stubby_generator/stubby_generator.rb

@@ -1,4 +0,0 @@
-class StubbyGenerator < Rails::Generator::Base
-  def manifest
-  end
-end

railties/test/fixtures/vendor/gems/mspec/lib/generators/mspec_generator.rb

@@ -0,0 +1,2 @@
+class MspecGenerator < Rails::Generators::NamedBase
+end

railties/test/generators_test.rb

@@ -63,6 +63,12 @@ class GeneratorsTest < GeneratorsTestCase
     assert_equal "rails:generators:javascripts", klass.namespace
   end
 
+  def test_find_by_namespace_lookup_to_vendor_folders
+    klass = Rails::Generators.find_by_namespace(:mspec)
+    assert klass
+    assert_equal "mspec", klass.namespace
+  end
+
   def test_builtin_generators
     assert Rails::Generators.builtin.include? %w(rails model)
   end
@@ -75,7 +81,7 @@ class GeneratorsTest < GeneratorsTestCase
 
   def test_rails_generators_with_others_information
     output = capture(:stdout){ Rails::Generators.help }.split("\n").last
-    assert_equal "Others: active_record:fixjour, fixjour, rails:javascripts.", output
+    assert_equal "Others: active_record:fixjour, fixjour, mspec, rails:javascripts.", output
   end
 
   def test_no_color_sets_proper_shell