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licenses.rb
6.11 KB
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2021-04-05 11:46:35
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list.rb
584 B
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2021-04-05 11:46:35
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Editing: list.rb
(584 B)
Path: /usr/share/rubygems/rubygems/util/list.rb
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# frozen_string_literal: true module Gem class List include Enumerable attr_accessor :value, :tail def initialize(value = nil, tail = nil) @value = value @tail = tail end def each n = self while n yield n.value n = n.tail end end def to_a super.reverse end def prepend(value) List.new value, self end def pretty_print q # :nodoc: q.pp to_a end def self.prepend(list, value) return List.new(value) unless list List.new value, list end end end