Class: Optionil

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

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.[] ⇒ nil

Take 0 args

Returns:

  • (nil) 


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# File 'lib/optionil.rb', line 7

def self.[](x = nil)
  x
end

Instance Method Details

#each(&blk) ⇒ Object 



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# File 'lib/optionil.rb', line 24

def each(&blk)
  if blk
    blk.(self) unless nil?
  else
    enum_for __callee__
  end
end

#none? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/optionil.rb', line 35

def none?(...)
  !some?(...)
end

#some?(matcher = nil, &blk) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/optionil.rb', line 32

def some?(matcher = nil, &blk)
  (matcher.nil? ? blk || Some : matcher) === self
end

#value(&blk) ⇒ Object 



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# File 'lib/optionil.rb', line 18

def value(&blk)
  nil? ? blk&.() : self
end

#value! ⇒ Object 



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# File 'lib/optionil.rb', line 21

def value!
  Some[self]
end