diff options
Diffstat (limited to 'activesupport/lib/active_support/concern.rb')
| -rw-r--r-- | activesupport/lib/active_support/concern.rb | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/concern.rb b/activesupport/lib/active_support/concern.rb new file mode 100644 index 0000000000..154f8807f7 --- /dev/null +++ b/activesupport/lib/active_support/concern.rb @@ -0,0 +1,22 @@ +require 'active_support/dependency_module' + +module ActiveSupport + module Concern + include DependencyModule + + def append_features(base) + if super + base.extend const_get("ClassMethods") if const_defined?("ClassMethods") + base.class_eval(&@_included_block) if instance_variable_defined?("@_included_block") + end + end + + def included(base = nil, &block) + if base.nil? + @_included_block = block + else + super + end + end + end +end |