Changes to --cert_chain_file param

.gitignore

@@ -7,3 +7,4 @@
 *.swl
 .rbx/
 *.rdb
+.idea

README.md

@@ -138,7 +138,7 @@ Slanger supports several configuration options, which can be supplied as command
 
 -b or --webhook_url URL for webhooks. This argument is optional, if given webhook callbacks will be made http://pusher.com/docs/webhooks
 
--c or --cert_chain_file Certificate chain file or the Certificate file for SSL support. This argument is optional, if given, SSL will be enabled
+-c or --cert_file Certificate file for SSL support. This argument is optional, if given, SSL will be enabled
 
 -v or --[no-]verbose This makes Slanger run verbosely, meaning WebSocket frames will be echoed to STDOUT. Useful for debugging
 </pre>

bin/slanger

@@ -50,7 +50,7 @@ OptionParser.new do |opts|
     options[:webhook_url] = p
   end
 
-  opts.on '-c', '--cert_chain_file FILE', "Certificate chain file for SSL transport" do |p|
+  opts.on '-c', '--cert_file FILE', "Certificate file for SSL transport" do |p|
     options[:tls_options] ||= {}
     options[:tls_options][:cert_chain_file] = p
   end
@@ -76,7 +76,7 @@ end
 if options[:tls_options]
   [:cert_chain_file, :private_key_file].each do |param|
     raise RuntimeError.new "--#{param} does not exist at `#{options[:tls_options][param]}`" unless File.exists? options[:tls_options][param]
-    raise RuntimeError.new "Both --cert_chain_file and --private_key_file need to be specified" unless options[:tls_options][param]
+    raise RuntimeError.new "Both --cert_file and --private_key_file need to be specified" unless options[:tls_options][param]
   end
 end