reset

# File lib/rubygems/specification.rb, line 1301
  def self.reset
    @@dirs = nil
    Gem.pre_reset_hooks.each { |hook| hook.call }
    @@all = nil
    @@stubs = nil
    @@stubs_by_name = {}
    @@spec_with_requirable_file          = {}
    @@active_stub_with_requirable_file   = {}
    _clear_load_cache
    unresolved = unresolved_deps
    unless unresolved.empty? then
      w = "W" + "ARN"
      warn "#{w}: Unresolved specs during Gem::Specification.reset:"
      unresolved.values.each do |dep|
        warn "      #{dep}"
      end
      warn "#{w}: Clearing out unresolved specs."
      warn "Please report a bug if this causes problems."
      unresolved.clear
    end
    Gem.post_reset_hooks.each { |hook| hook.call }
  end