lib/gretel.rb in gretel-3.0.6 vs lib/gretel.rb in gretel-3.0.7

@@ -14,10 +14,14 @@
     # Returns the path from with breadcrumbs are loaded. Default is +config/breadcrumbs.rb+
     # in the app and all loaded engines. Breadcrumbs set in the app will override
     # breadcrumbs set in engines.
     def breadcrumb_paths
       @breadcrumb_paths ||= begin
-        engine_roots = Rails::Application::Railties.engines.map { |e| e.config.root }
+        engines = Rails::Application::Railties.respond_to?(:engines) ?
+          Rails::Application::Railties.engines :
+          Rails::Engine.subclasses.map(&:instance)
+
+        engine_roots = engines.map { |e| e.config.root }
         
         [*engine_roots, Rails.root].map do |root|
           [root.join("config", "breadcrumbs.rb"),
            root.join("config", "breadcrumbs", "**", "*.rb"),
            root.join("app", "views", "breadcrumbs", "**", "*.rb")]
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