# frozen_string_literal: true source 'https://rubygems.org' # Look in asciidoctor-epub3.gemspec for runtime and development dependencies. gemspec gem 'asciidoctor', ENV['ASCIIDOCTOR_VERSION'], require: false if ENV.key? 'ASCIIDOCTOR_VERSION' group :optional do gem 'epubcheck-ruby', '4.1.1.0' gem 'kindlegen', (Gem::Version.new RUBY_VERSION) < (Gem::Version.new '2.4.0') ? '3.0.3' : '3.0.5' gem 'pygments.rb', '1.2.1' end group :docs do gem 'yard', require: false end