Class: Logicuit::Signals::Signal

Inherits:
Object
  • Object
show all
Defined in:
lib/logicuit/signals/signal.rb

Overview

Signal

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(current = false) ⇒ Signal

Returns a new instance of Signal.



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# File 'lib/logicuit/signals/signal.rb', line 7

def initialize(current = false)
  @current = current
  @downstreams = []
end

Instance Attribute Details

#current ⇒ Object (readonly)

Returns the value of attribute current.



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# File 'lib/logicuit/signals/signal.rb', line 12

def current
  @current
end

Instance Method Details

#! ⇒ Object 



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# File 'lib/logicuit/signals/signal.rb', line 52

def !
  Signal.new(!current)
end

#&(other) ⇒ Object 



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# File 'lib/logicuit/signals/signal.rb', line 44

def &(other)
  Signal.new(current && other.current)
end

#connects_to(other) ⇒ Object Also known as: >> 



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# File 'lib/logicuit/signals/signal.rb', line 28

def connects_to(other)
  if other.is_a? Array
    @downstreams.concat(other)
  elsif other.is_a? Signals::SignalGroup
    @downstreams.concat(other.signals)
  else
    @downstreams << other
  end
  propagate_current
end

#off ⇒ Object 



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# File 'lib/logicuit/signals/signal.rb', line 21

def off
  return unless @current

  @current = false
  propagate_current
end

#on ⇒ Object 



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# File 'lib/logicuit/signals/signal.rb', line 14

def on
  return if @current

  @current = true
  propagate_current
end

#to_s ⇒ Object 



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# File 'lib/logicuit/signals/signal.rb', line 40

def to_s
  current ? "1" : "0"
end

#|(other) ⇒ Object 



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# File 'lib/logicuit/signals/signal.rb', line 48

def |(other)
  Signal.new(current || other.current)
end