Class: Concurrent::Actors::Actor::Mailbox::Filter

Inherits:
Object
  • Object
show all
Defined in:
lib/concurrent/actors/mailbox.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Filter

Returns a new instance of Filter.



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# File 'lib/concurrent/actors/mailbox.rb', line 125

def initialize
  @pairs = []
end

Instance Method Details

#action_for(value) ⇒ Object 



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# File 'lib/concurrent/actors/mailbox.rb', line 134

def action_for(value)
  pair = @pairs.find { |pattern, action| pattern === value }
  pair ? pair[1] : nil
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/concurrent/actors/mailbox.rb', line 139

def empty?
  @pairs.empty?
end

#when(pattern, &action) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/concurrent/actors/mailbox.rb', line 129

def when(pattern, &action)
  raise ArgumentError, "no block given" unless action
  @pairs.push [pattern, action]
end