def report(options = {})
print_gemfile = options.delete(:print_gemfile)
out = "Environment\n\n"
out << " Bundler #{Bundler::VERSION}\n"
out << " Rubygems #{Gem::VERSION}\n"
out << " Ruby #{ruby_version}"
out << " GEM_HOME #{ENV['GEM_HOME']}\n" unless ENV['GEM_HOME'].nil? || ENV['GEM_HOME'].empty?
out << " GEM_PATH #{ENV['GEM_PATH']}\n" unless ENV['GEM_PATH'] == ENV['GEM_HOME']
out << " RVM #{ENV['rvm_version']}\n" if ENV['rvm_version']
out << " Git #{git_version}\n"
%w(rubygems-bundler open_gem).each do |name|
specs = Bundler.rubygems.find_name(name)
out << " #{name} (#{specs.map(&:version).join(',')})\n" unless specs.empty?
end
out << "\nBundler settings\n\n" unless Bundler.settings.all.empty?
Bundler.settings.all.each do |setting|
out << " " << setting << "\n"
Bundler.settings.pretty_values_for(setting).each do |line|
out << " " << line << "\n"
end
end
if print_gemfile
out << "\nGemfile\n\n"
out << " " << read_file(Bundler.default_gemfile).gsub(/\n/, "\n ") << "\n"
out << "\n" << "Gemfile.lock\n\n"
out << " " << read_file(Bundler.default_lockfile).gsub(/\n/, "\n ") << "\n"
end
out
end