WIP: draft validation for flags (does not compile yet)

src/main.rs

@@ -30,7 +30,6 @@ async fn main() -> io::Result<()> {
             client_addr,
             stream,
         );
-
         tokio::spawn(async move {
             if let Err(error) = connection.run().await {
                 eprintln!(

src/protocol.rs

@@ -90,18 +90,25 @@ impl Header {
     /// 
     // Валидация Header
     pub fn validate(&self) -> Result<(), HeaderValidationError> {
+        //Валидация version
         if self.version != 1 {
             return Err(
                 HeaderValidationError::UnsupportedVersion(self.version)
         );
         }
 
+        // Валидация command
         if self.command != 1 {
             return Err(
                 HeaderValidationError::UnsupportedCommand(self.command)
         );
         }
 
+        // Валидация flags
+        if !(0..7).contains(&self.flags){
+            return Err(HeaderValidationError::UnsupportedCommand(self.flags));
+        };
+        
     Ok(())
 }
 }