Class: Deterministic::Option::None

Inherits:

Deterministic::Option

• Object
• Deterministic::Option
• Deterministic::Option::None

Defined in:

lib/deterministic/option.rb

Instance Method Summary

• #==(other) ⇒ Object
• #fmap(*args) ⇒ Object (also: #map)
• #initialize(*args) ⇒ None constructor

  A new instance of None.

• #inspect ⇒ Object

Methods inherited from Deterministic::Option

#+, any?, #none?, #some?, some?, to_option, try!, #value_or, #value_to_a

Methods included from PatternMatching

#match

Methods included from Monad

#bind, #join, #to_s, #value

Constructor Details

#initialize(*args) ⇒ None

Returns a new instance of None.

# File 'lib/deterministic/option.rb', line 83

def initialize(*args)
  @value = self
end

Instance Method Details

#==(other) ⇒ Object

# File 'lib/deterministic/option.rb', line 99

def ==(other)
  other.class == self.class
end

#fmap(*args) ⇒ Object Also known as: map

# File 'lib/deterministic/option.rb', line 93

def fmap(*args)
  self
end

#inspect ⇒ Object

# File 'lib/deterministic/option.rb', line 87

def inspect
  "None"
end