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Module: ActiveSupport::ExecutionContext

Do not use. This module is for internal use only.
Relationships & Source Files
Namespace Children
Modules:
TestHelper
Classes:
Record
Defined in: activesupport/lib/active_support/execution_context.rb

Class Attribute Summary

Class Method Summary

Class Attribute Details

.nestable (rw)

[ GitHub ] 

  


# File 'activesupport/lib/active_support/execution_context.rb', line 38



attr_accessor :nestable


  







Class Method Details



  

    .[]=(key, value)  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 69



def []=(key, value)
  record.store[key.to_sym] = value
  @after_change_callbacks.each(&:call)
end


  








  

    .after_change(&block)  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 40



def after_change(&block)
  @after_change_callbacks << block
end


  








  

    .clear  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 96



def clear
  IsolatedExecutionState[:active_support_execution_context] = nil
end


  








  

    .current_attributes_instances  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 100



def current_attributes_instances
  record.current_attributes_instances
end


  








  

    .pop  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 87



def pop
  if @nestable
    record.pop
  else
    clear
  end
  self
end


  








  

    .push  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 78



def push
  if @nestable
    record.push
  else
    clear
  end
  self
end


  








  

    .record   (private)
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 105



def record
  IsolatedExecutionState[:active_support_execution_context] ||= Record.new
end


  








  

    .set(**options)  
  



  

    

Updates the execution context. If a block is given, it resets the provided keys to their previous value once the block exits.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 46



def set(**options)
  options.symbolize_keys!
  keys = options.keys

  store = record.store

  previous_context = if block_given?
    keys.zip(store.values_at(*keys)).to_h
  end

  store.merge!(options)
  @after_change_callbacks.each(&:call)

  if block_given?
    begin
      yield
    ensure
      store.merge!(previous_context)
      @after_change_callbacks.each(&:call)
    end
  end
end


  








  

    .to_h  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/execution_context.rb', line 74



def to_h
  record.store.dup
end