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max-power/number_with_unit.rb

Last active November 11, 2017 04:36
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Number with Unit
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number_with_unit.rb
require 'delegate'
class NumberWithUnit < SimpleDelegator
def initialize(number, unit)
super number
@unit = unit
end
def to_s
"#{super}#{@unit}"
end
alias_method :inspect, :to_s
end
# NumberWithUnit.new(100, :km).to_s # "100km"
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