Class: NilClass

Inherits:
Object
  • Object
show all
Defined in:
opal/opal/corelib/nil_class.rb

Instance Method Summary collapse

Instance Method Details

#! ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 2

def !
  true
end

#&(other) ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 6

def &(other)
  false
end

#==(other) ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 18

def ==(other)
  `other === nil`
end

#^(other) ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 14

def ^(other)
  `other !== false && other !== nil`
end

#dup ⇒ Object

Raises:



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# File 'opal/opal/corelib/nil_class.rb', line 22

def dup
  raise TypeError
end

#inspect ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 26

def inspect
  'nil'
end

#nil? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/nil_class.rb', line 30

def nil?
  true
end

#object_id ⇒ Object Also known as: hash 



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# File 'opal/opal/corelib/nil_class.rb', line 56

def object_id
  `#{NilClass}._id || (#{NilClass}._id = $opal.uid())`
end

#singleton_class ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 34

def singleton_class
  NilClass
end

#to_a ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 38

def to_a
  []
end

#to_h ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 42

def to_h
  `$opal.hash()`
end

#to_i ⇒ Object Also known as: to_f 



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# File 'opal/opal/corelib/nil_class.rb', line 46

def to_i
  0
end

#to_s ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 52

def to_s
  ''
end

#|(other) ⇒ Object 



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# File 'opal/opal/corelib/nil_class.rb', line 10

def |(other)
  `other !== false && other !== nil`
end