$:.push File.expand_path("../lib", __FILE__) Gem::Specification.new do |s| s.name = "middleman-img_loading_attribute" s.version = "0.2.0" s.platform = Gem::Platform::RUBY s.authors = ["Yusuke Nakamura"] s.email = ['yusuke1994525@gmail.com'] s.homepage = 'https://github.com/unasuke/middleman-img_loading_attribute' s.summary = 'Specify "loading" attribute value to generated HTML from middleman' s.description = 'Specify "loading" attribute value to generated HTML from middleman' s.license = 'MIT' s.files = `git ls-files`.split("\n") s.test_files = `git ls-files -- {test,spec,features}/*`.split("\n") s.executables = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) } s.require_paths = ["lib"] # The version of middleman-core your extension depends on s.add_runtime_dependency("middleman-core") s.add_runtime_dependency("middleman-cli") # Additional dependencies # s.add_runtime_dependency("gem-name", "gem-version") end