Class: NilObject

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

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(*args, &block) ⇒ Object 



2
3
4
 
# File 'lib/nil_object.rb', line 2

def method_missing(*args, &block)
  self
end

Instance Method Details

#blank? ⇒ Boolean

Returns:

  • (Boolean) 


6
7
8
 
# File 'lib/nil_object.rb', line 6

def blank?
  true
end

#present? ⇒ Boolean

Returns:

  • (Boolean) 


10
11
12
 
# File 'lib/nil_object.rb', line 10

def present?
  false
end

#rationalize ⇒ Object 



34
35
36
 
# File 'lib/nil_object.rb', line 34

def rationalize
  to_r
end

#to_a ⇒ Object 



42
43
44
 
# File 'lib/nil_object.rb', line 42

def to_a
  []
end

#to_c ⇒ Object 



38
39
40
 
# File 'lib/nil_object.rb', line 38

def to_c
  Complex(0)
end

#to_f ⇒ Object 



26
27
28
 
# File 'lib/nil_object.rb', line 26

def to_f
  0.0
end

#to_i ⇒ Object 



22
23
24
 
# File 'lib/nil_object.rb', line 22

def to_i
  0
end

#to_r ⇒ Object 



30
31
32
 
# File 'lib/nil_object.rb', line 30

def to_r
  Rational(0)
end

#to_s ⇒ Object 



14
15
16
 
# File 'lib/nil_object.rb', line 14

def to_s
  ""
end

#to_str ⇒ Object 



18
19
20
 
# File 'lib/nil_object.rb', line 18

def to_str
  ""
end