Gem::BasicSpecification#lib_dirs_glob

# File tmp/rubies/ruby-3.2.0/lib/rubygems/basic_specification.rb, line 290
def lib_dirs_glob
  dirs = if self.raw_require_paths
    if self.raw_require_paths.size > 1
      "{#{self.raw_require_paths.join(',')}}"
    else
      self.raw_require_paths.first
    end
  else
    "lib" # default value for require_paths for bundler/inline
  end

  "#{self.full_gem_path}/#{dirs}".dup.tap(&Gem::UNTAINT)
end