如何调用完全限定的 Devise sign_in 方法?

Chl*_*loe 5 ruby-on-rails devise ruby-on-rails-3

我如何明确调用 Devise sign_in?我的控制器中已经有一个名为sign_in.

我试过

require 'devise/controllers/sign_in_out'
  Devise::Controllers::SignInOut.sign_in @user

cannot load such file -- devise/controllers/sign_in_out
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include Devise::Controllers::Helpers
  Devise::Controllers::Helpers.sign_in @user

undefined method `sign_in' for Devise::Controllers::Helpers:Module
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但都没有奏效。

我也试过

alias_method :devise_sign_in, :sign_in # keep hold of the Devise sign_in method before we overwrite it.
  devise_sign_in @user
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它在浏览器中工作,但是当我运行时rspec它给出了这个错误:

/rsync/BK-Development/app/controllers/community_members_controller.rb:5:in alias_method': undefined methodsign_in' for class CommunityMembersController' (NameError) from /rsync/BK-Development/app/controllers/community_members_controller.rb:5:in'

我在这里找到了该方法的来源:

https://github.com/plataformatec/devise/blob/v2.2/lib/devise/controllers/helpers.rb

设计版本 2.2.8

Chl*_*loe 3

好的,我可以使用它了

include Devise::Controllers::Helpers
alias_method :devise_sign_in, :sign_in # keep hold of the Devise sign_in method before we overwrite it.
...
  devise_sign_in @user
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我还是想知道如何直接调用方法。在Java中,您可以通过指定完整的包和方法来调用任何方法。Ruby 中也应该有一种方法可以做到这一点。