Class: Mobx::Observable

Inherits:
Object
  • Object
show all
Defined in:
lib/mobx/observable.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(value) ⇒ Observable

Returns a new instance of Observable.



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# File 'lib/mobx/observable.rb', line 6

def initialize(value)
  @value = value
  @observers = []
end

Instance Attribute Details

#observers ⇒ Object (readonly)

Returns the value of attribute observers.



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# File 'lib/mobx/observable.rb', line 4

def observers
  @observers
end

Instance Method Details

#dispose(observer) ⇒ Object 



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# File 'lib/mobx/observable.rb', line 33

def dispose(observer)
  @observers.delete(observer)
end

#get ⇒ Object Also known as: value 



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# File 'lib/mobx/observable.rb', line 11

def get
  register_autorun_observers
  @value
end

#register_observer(observer) ⇒ Object 



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# File 'lib/mobx/observable.rb', line 37

def register_observer(observer)
  unless @observers.include?(observer)
    @observers << observer
    @observers.uniq!
    observer.register_observable(self)
  end
end

#set(value) ⇒ Object 



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# File 'lib/mobx/observable.rb', line 18

def set(value)
  register_autorun_observers

  if !(@value === value)
    @value = value

    if Mobx.in?(:transaction)
      Mobx.state(:transaction).schedule_observers(@observers)
    else
      @observers.each { |observer| observer.call }
    end
  end
  @value
end