Revisiting Rails::Application
In previous chapters, we discussed Rails::Engine and how it exhibits several behaviors similar to a Rails application. When we look at the Rails source code, we find the following:
| | module Rails |
| | class Application < Engine |
| | # ... |
| | end |
| | end |
The Rails::Application class inherits from Rails::Engine! This means an application can do everything an engine does, plus has some specific behavior:
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An application is responsible for all bootstrapping (for example, loading Active Support, setting up load paths, and configuring the logger).
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An application has its own router and middleware stack (as we discussed in Middleware Stacks).
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An application should load and initialize all plug-ins.
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An application is ...
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