Rubocop

fastlane/lib/fastlane/actions/mailgun.rb

@@ -137,19 +137,18 @@ def self.mailgunit(options)
           params.store(:attachment, attachments)
         end
 
-        puts params.to_json
         conn = Faraday.new(url: "https://api:#{options[:apikey]}@api.mailgun.net") do |f|
-          f.request :multipart
-          f.request :url_encoded
-          f.adapter :net_http
+          f.request(:multipart)
+          f.request(:url_encoded)
+          f.adapter(:net_http)
         end
         response = conn.post("/v3/#{sandbox_domain}/messages", params)
         UI.user_error!("Failed to send message via Mailgun, response: #{response.status}: #{response.body}.") if response.status != 200
         mail_template(options)
       end
 
       def self.mime_for(path)
-        mime = MIME::Types.type_for path
+        mime = MIME::Types.type_for(path)
         mime.empty? ? 'text/plain' : mime[0].content_type
       end