Class: BinaryBlocker::OneOfEncoder

Inherits:
Encoder
  • Object
show all
Defined in:
lib/blocker.rb

Instance Method Summary collapse

Methods inherited from Encoder

#block, #deblock, #key_value?, #me

Constructor Details

#initialize(classes, *opts) ⇒ OneOfEncoder

Returns a new instance of OneOfEncoder.



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# File 'lib/blocker.rb', line 791

def initialize(classes, *opts)
  @classes = classes.map { |o| o.call(*opts) }
  @obj = nil
  super(*opts)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(sym, *args) ⇒ Object 



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# File 'lib/blocker.rb', line 823

def method_missing(sym, *args)
  if @obj
    @obj.send sym, *args
  else
    super
  end
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/blocker.rb', line 787

def inspect
  "OneOf(#{@classes.map {|c| c.class }.join(',')}) -> #{@obj.inspect}" 
end

#internal_block(val) ⇒ Object 



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# File 'lib/blocker.rb', line 797

def internal_block(val)
  if val
    val.block
  else
    @classes.first.block
  end
end

#internal_deblock(io) ⇒ Object 



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# File 'lib/blocker.rb', line 809

def internal_deblock(io)
  @obj = nil
  with_guarded_io_pos(io) do
    @classes.each do |obj|
      if obj.deblock(io)
        @obj = obj
        break 
      end 
      false
    end
  end       
  @obj
end

#pretty_print(obj) ⇒ Object 



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# File 'lib/blocker.rb', line 805

def pretty_print(obj)
  @obj.pretty_print(obj)
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/blocker.rb', line 831

def valid?
  @obj && @obj.valid?
end