diff options
Diffstat (limited to 'activesupport/lib/active_support/dependency_module.rb')
-rw-r--r-- | activesupport/lib/active_support/dependency_module.rb | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/dependency_module.rb b/activesupport/lib/active_support/dependency_module.rb new file mode 100644 index 0000000000..6847c0f86a --- /dev/null +++ b/activesupport/lib/active_support/dependency_module.rb @@ -0,0 +1,17 @@ +module ActiveSupport + module DependencyModule + def append_features(base) + return false if base < self + (@_dependencies ||= []).each { |dep| base.send(:include, dep) } + super + end + + def depends_on(*mods) + mods.each do |mod| + next if self < mod + @_dependencies ||= [] + @_dependencies << mod + end + end + end +end |