a pascal with..do for ruby, only better.rb

class << self
  def with(expression)
    yield expression
  end
end

# -----------------------------------------------------

def really_long_and_very_complicated_expression
  'quite long text ' * 400
end

# -----------------------------------------------------

def temp_var_way
  x = really_long_and_very_complicated_expression
  x.length > 255 ? x[0..252] + '...' : x
end
puts temp_var_way

# -----------------------------------------------------

def alternative?
  with really_long_and_very_complicated_expression do |x|
    x.length > 255 ? x[0..252] + '...' : x
  end
end
puts alternative?