instance method `app`

Ruby on Rails 7.0.10

Since v3.1.12

Available in: v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

app()

Returns the underlying Rack application for this engine.

Source

# File railties/lib/rails/engine.rb, line 512
    def app
      @app || @app_build_lock.synchronize {
        @app ||= begin
          stack = default_middleware_stack
          config.middleware = build_middleware.merge_into(stack)
          config.middleware.build(endpoint)
        end
      }
    end

Defined in railties/lib/rails/engine.rb line 512 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Rails::Engine

Signature