Merge pull request #2 from mamantoha/small-imp

small improvement

src/http/proxy/server.cr

@@ -8,37 +8,37 @@ class HTTP::Proxy::Server < HTTP::Server
   getter :host, :port
 
   def initialize(@host = "127.0.0.1", @port = 8080)
-    handler = self.class.build_middleware
+    handler = build_middleware
     @processor = RequestProcessor.new(handler)
   end
 
   def initialize(@host = "127.0.0.1", @port = 8080, &handler : Handler::Proc)
-    handler = self.class.build_middleware(handler)
+    handler = build_middleware(handler)
     @processor = RequestProcessor.new(handler)
   end
 
   def initialize(@host = "127.0.0.1", @port = 8080, *, handlers : Array(HTTP::Handler), &handler : Handler::Proc)
-    handler = self.class.build_middleware(handlers, handler)
+    handler = build_middleware(handlers, handler)
     @processor = RequestProcessor.new(handler)
   end
 
   def initialize(@host = "127.0.0.1", @port = 8080, *, handlers : Array(HTTP::Handler))
-    handler = self.class.build_middleware(handlers)
+    handler = build_middleware(handlers)
     @processor = RequestProcessor.new(handler)
   end
 
   def initialize(@host = "127.0.0.1", @port = 8080, *, handler : HTTP::Handler | Handler::Proc)
-    handler = self.class.build_middleware(handler)
+    handler = build_middleware(handler)
     @processor = RequestProcessor.new(handler)
   end
 
-  def self.build_middleware(handler : Handler::Proc? = nil)
+  private def build_middleware(handler : Handler::Proc? = nil)
     proxy_handler = Handler.new
     proxy_handler.next = handler if handler
     proxy_handler
   end
 
-  def self.build_middleware(handlers, last_handler : Handler::Proc? = nil)
+  private def build_middleware(handlers, last_handler : Handler::Proc? = nil)
     proxy_handler = build_middleware(last_handler)
     return proxy_handler if handlers.empty?