all_application_helpers()
private
Extract helper names
from files in app/helpers/*/.rb
# File actionpack/lib/action_controller/helpers.rb, line 216
def all_application_helpers
extract = /^#{Regexp.quote(HELPERS_DIR)}\/?(.*)_helper.rb$/
Dir["#{HELPERS_DIR}/**/*_helper.rb"].map { |file| file.sub extract, '\1' }
end
