require_relative "pub_grub/package" require_relative "pub_grub/static_package_source" require_relative "pub_grub/term" require_relative "pub_grub/version_range" require_relative "pub_grub/version_constraint" require_relative "pub_grub/version_union" require_relative "pub_grub/version_solver" require_relative "pub_grub/incompatibility" require_relative 'pub_grub/solve_failure' require_relative 'pub_grub/failure_writer' require_relative 'pub_grub/version' module Bundler::PubGrub class << self attr_writer :logger def logger @logger || default_logger end private def default_logger require "logger" logger = ::Logger.new(STDERR) logger.level = $DEBUG ? ::Logger::DEBUG : ::Logger::WARN @logger = logger end end end