Gem::Platform.local

# File tmp/rubies/ruby-3.4.1/lib/rubygems/platform.rb, line 15
def self.local(refresh: false)
  return @local if @local && !refresh
  @local = begin
    arch = Gem.target_rbconfig["arch"]
    arch = "#{arch}_60" if /mswin(?:32|64)$/.match?(arch)
    new(arch)
  end
end