Gemfile
Encoding.default_external = Encoding::UTF_8
Encoding.default_internal = Encoding::UTF_8
source "https://rubygems.org"
git_source(:github) { |repo| "https://github.com/#{repo}" }
gemspec
if File.exist? 'Gemfile.devel'
eval File.read('Gemfile.devel'), nil, 'Gemfile.devel' # rubocop:disable Security/Eval
end