gist: 7367 - 'with' keyword for Ruby, if that's your thing- GitHub


  
    
      with.rb #
    
    
      
      
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              module Kernel
  def with(obj, &block)
    obj.instance_eval(&block)
  end
end
 
with 'Hi' do
  length # => 2
  upcase # => "HI"
  downcase # => "hi"
  foo = length
  foo + 2 # => 4
  Math.sin(1) # => 0.841470984807897
end
Description:	'with' keyword for Ruby, if that's your thing
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