Class: SafeMemoize::Rails::Middleware

Inherits:
Object
  • Object
show all
Defined in:
lib/safe_memoize/rails/middleware.rb

Overview

Rack middleware that resets all thread-tracked memoized instances at the end of each request. Useful for service objects that are instantiated per-request and register themselves via SafeMemoize::Rails.track(self).

Add to your Rack stack in config/application.rb: config.middleware.use SafeMemoize::Rails::Middleware

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Middleware

Returns a new instance of Middleware.



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# File 'lib/safe_memoize/rails/middleware.rb', line 12

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Array

Returns Rack response triplet.

Parameters:

  • env (Hash) —

    Rack environment

Returns:

  • (Array) —

    Rack response triplet



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# File 'lib/safe_memoize/rails/middleware.rb', line 18

def call(env)
  @app.call(env)
ensure
  SafeMemoize::Rails.reset_tracked!
end