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21 lines
362 B
Ruby
21 lines
362 B
Ruby
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class Measurement
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include ActiveModel::Validations
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attr_reader :value, :unit
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VALID_UNITS = %w[sqft sqm]
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validates :unit, inclusion: { in: VALID_UNITS }
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validates :value, presence: true
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def initialize(value, unit)
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@value = value.to_f
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@unit = unit.to_s.downcase.strip
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validate!
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end
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def to_s
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"#{@value.to_i} #{@unit}"
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end
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end
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