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Class: ActiveSupport::Deprecation::Deprecators

Relationships & Source Files
Inherits: Object
Defined in: activesupport/lib/active_support/deprecation/deprecators.rb

Overview

A managed collection of deprecators. Configuration methods, such as #behavior=, affect all deprecators in the collection. Additionally, the #silence method silences all deprecators in the collection for the duration of a given block.

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new ⇒ Deprecators

[ GitHub ] 

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 10



def initialize
  @options = {}
  @deprecators = {}
end


  







Instance Attribute Details



  

    #behavior=(behavior)   (writeonly)
  



  

    

Sets the deprecation warning behavior for all deprecators in this collection.



See ActiveSupport::Deprecation#behavior=.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 60



def behavior=(behavior)
  set_option(:behavior, behavior)
end


  








  

    #debug=(debug)   (writeonly)
  



  

    

Sets the debug flag for all deprecators in this collection.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 52



def debug=(debug)
  set_option(:debug, debug)
end


  








  

    #disallowed_behavior=(disallowed_behavior)   (writeonly)
  



  

    

Sets the disallowed deprecation warning behavior for all deprecators in this collection.



See ActiveSupport::Deprecation#disallowed_behavior=.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 68



def disallowed_behavior=(disallowed_behavior)
  set_option(:disallowed_behavior, disallowed_behavior)
end


  








  

    #disallowed_warnings=(disallowed_warnings)   (writeonly)
  



  

    

Sets the disallowed deprecation warnings for all deprecators in this collection.



See ActiveSupport::Deprecation#disallowed_warnings=.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 76



def disallowed_warnings=(disallowed_warnings)
  set_option(:disallowed_warnings, disallowed_warnings)
end


  








  

    #silenced=(silenced)   (writeonly)
  



  

    

Sets the silenced flag for all deprecators in this collection.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 47



def silenced=(silenced)
  set_option(:silenced, silenced)
end


  







Instance Method Details



  

    #[](name)  
  



  

    

Returns a deprecator added to this collection via #[]=.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 16



def [](name)
  @deprecators[name]
end


  








  

    #[]=(name, deprecator)  
  



  

    

Adds a given ActiveSupport.deprecator to this collection. The deprecator will be immediately configured with any options previously set on this collection.



deprecators = ActiveSupport::Deprecation::Deprecators.new
deprecators.debug = true

foo_deprecator = ActiveSupport::Deprecation.new("2.0", "Foo")
foo_deprecator.debug    # => false

deprecators[:foo] = foo_deprecator
deprecators[:foo].debug # => true
foo_deprecator.debug    # => true


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 34



def []=(name, deprecator)
  apply_options(deprecator)
  @deprecators[name] = deprecator
end


  








  

    #each(&block)  
  



  

    

Iterates over all deprecators in this collection. If no block is given, returns an Enumerator.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 41



def each(&block)
  return to_enum(__method__) unless block
  @deprecators.each_value(&block)
end


  








  

    #silence(&block)  
  



  

    

Silences all deprecators in this collection for the duration of the given block.



See ActiveSupport::Deprecation#silence.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/deprecation/deprecators.rb', line 84



def silence(&block)
  each { |deprecator| deprecator.begin_silence }
  block.call
ensure
  each { |deprecator| deprecator.end_silence }
end