30 lines
590 B
Ruby
30 lines
590 B
Ruby
# typed: strict
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# frozen_string_literal: true
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# A formula's checksum.
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class Checksum
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extend Forwardable
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sig { returns(String) }
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attr_reader :hexdigest
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sig { params(hexdigest: String).void }
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def initialize(hexdigest)
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@hexdigest = T.let(hexdigest.downcase, String)
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end
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delegate [:empty?, :to_s, :length, :[]] => :@hexdigest
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sig { params(other: T.any(String, Checksum, Symbol)).returns(T::Boolean) }
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def ==(other)
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case other
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when String
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to_s == other.downcase
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when Checksum
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hexdigest == other.hexdigest
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else
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false
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end
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end
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end
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