Module: Polyfill::V2_4::Enumerator::Lazy

Defined in:
lib/polyfill/v2_4/enumerator/lazy.rb

Instance Method Summary collapse

Instance Method Details

#chunk_while ⇒ Object 



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# File 'lib/polyfill/v2_4/enumerator/lazy.rb', line 7

def chunk_while
  super.lazy
end

#uniq ⇒ Object 



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# File 'lib/polyfill/v2_4/enumerator/lazy.rb', line 11

def uniq
  seen = Set.new

  ::Enumerator::Lazy.new(self) do |yielder, *values|
    result = block_given? ? yield(*values) : values

    yielder.<<(*values) if seen.add?(result)
  end
end