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module Gem
  module RequirePathsBuilder
    def write_require_paths_file_if_needed(spec = @spec, gem_home = @gem_home)
      return if spec.require_paths == ["lib"] && (spec.bindir.nil? || spec.bindir == "bin")
      file_name = File.join(gem_home, 'gems', "#{@spec.full_name}", ".require_paths")
      file_name.untaint
      File.open(file_name, "w") do |file|
        spec.require_paths.each do |path|
          file.puts path
        end
        file.puts spec.bindir if spec.bindir
      end
    end
  end
end