21 lines
346 B
Ruby
21 lines
346 B
Ruby
# frozen_string_literal: true
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module TTFunk
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# Base class for different aggregate values and accumulators.
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#
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# @see TTFunk::Min
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# @see TTFunk::Max
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# @see TTFunk::Sum
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class Aggregate
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private
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def coerce(other)
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if other.respond_to?(:value_or)
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other.value_or(0)
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else
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other
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end
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end
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end
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end
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