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rails--rails/activesupport/lib/active_support/digest.rb

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# frozen_string_literal: true
module ActiveSupport
class Digest #:nodoc:
class <<self
def hash_digest_class
@hash_digest_class ||= ::Digest::MD5
end
def hash_digest_class=(klass)
raise ArgumentError, "#{klass} is expected to implement hexdigest class method" unless klass.respond_to?(:hexdigest)
@hash_digest_class = klass
end
def hexdigest(arg)
hash_digest_class.hexdigest(arg)[0...32]
end
end
end
end