show_lookup_failure

# File lib/rubygems/command.rb, line 151
  def show_lookup_failure(gem_name, version, errors, domain)
    if errors and !errors.empty?
      alert_error "Could not find a valid gem '#{gem_name}' (#{version}), here is why:"
      errors.each { |x| say "          #{x.wordy}" }
    else
      alert_error "Could not find a valid gem '#{gem_name}' (#{version}) in any repository"
    end

    unless domain == :local then # HACK
      suggestions = Gem::SpecFetcher.fetcher.suggest_gems_from_name gem_name

      unless suggestions.empty?
        alert_error "Possible alternatives: #{suggestions.join(", ")}"
      end
    end
  end