def self.environment
out = []
out << ["Bundler", Bundler::VERSION]
out << [" Platforms", Gem.platforms.join(", ")]
out << ["Ruby", ruby_version]
out << [" Full Path", Gem.ruby]
out << [" Config Dir", Pathname.new(Gem::ConfigFile::SYSTEM_WIDE_CONFIG_FILE).dirname]
out << ["RubyGems", Gem::VERSION]
out << [" Gem Home", Gem.dir]
out << [" Gem Path", Gem.path.join(File::PATH_SEPARATOR)]
out << [" User Home", Gem.user_home]
out << [" User Path", Gem.user_dir]
out << [" Bin Dir", Gem.bindir]
if defined?(OpenSSL)
out << ["OpenSSL"]
out << [" Compiled", OpenSSL::OPENSSL_VERSION] if defined?(OpenSSL::OPENSSL_VERSION)
out << [" Loaded", OpenSSL::OPENSSL_LIBRARY_VERSION] if defined?(OpenSSL::OPENSSL_LIBRARY_VERSION)
out << [" Cert File", OpenSSL::X509::DEFAULT_CERT_FILE] if defined?(OpenSSL::X509::DEFAULT_CERT_FILE)
out << [" Cert Dir", OpenSSL::X509::DEFAULT_CERT_DIR] if defined?(OpenSSL::X509::DEFAULT_CERT_DIR)
end
out << ["Tools"]
out << [" Git", git_version]
out << [" RVM", ENV.fetch("rvm_version") { version_of("rvm") }]
out << [" rbenv", version_of("rbenv")]
out << [" chruby", chruby_version]
%w[rubygems-bundler open_gem].each do |name|
specs = Bundler.rubygems.find_name(name)
out << [" #{name}", "(#{specs.map(&:version).join(",")})"] unless specs.empty?
end
if (exe = caller.last.split(":").first) && exe =~ %r{(exe|bin)/bundler?\z}
shebang = File.read(exe).lines.first
shebang.sub!(/^#!\s*/, "")
unless shebang.start_with?(Gem.ruby, "/usr/bin/env ruby")
out << ["Gem.ruby", Gem.ruby]
out << ["bundle #!", shebang]
end
end
out
end