Fail with TlsFeatureNotEnabled if connecting to wss without the feature

src/connect.rs

@@ -48,15 +48,7 @@ where
     let try_socket = TcpStream::connect(addr).await;
     let socket = try_socket.map_err(Error::Io)?;
 
-    #[cfg(not(any(feature = "native-tls", feature = "__rustls-tls")))]
-    {
-        crate::client_async_with_config(request, MaybeTlsStream::Plain(socket), config).await
-    }
-
-    #[cfg(any(feature = "native-tls", feature = "__rustls-tls"))]
-    {
-        crate::tls::client_async_tls_with_config(request, socket, config, None).await
-    }
+    crate::tls::client_async_tls_with_config(request, socket, config, None).await
 }
 
 /// The same as `connect_async()` but the one can specify a websocket configuration,

src/lib.rs

@@ -18,7 +18,7 @@ mod connect;
 mod handshake;
 #[cfg(feature = "stream")]
 mod stream;
-#[cfg(any(feature = "native-tls", feature = "__rustls-tls"))]
+#[cfg(any(feature = "native-tls", feature = "__rustls-tls", feature = "connect"))]
 mod tls;
 
 use std::io::{Read, Write};
@@ -46,8 +46,10 @@ use tungstenite::{
     protocol::{Message, Role, WebSocket, WebSocketConfig},
 };
 
+#[cfg(any(feature = "native-tls", feature = "__rustls-tls", feature = "connect"))]
+pub use tls::Connector;
 #[cfg(any(feature = "native-tls", feature = "__rustls-tls"))]
-pub use tls::{client_async_tls, client_async_tls_with_config, Connector};
+pub use tls::{client_async_tls, client_async_tls_with_config};
 
 #[cfg(feature = "connect")]
 pub use connect::{connect_async, connect_async_with_config};

src/tls.rs

@@ -5,7 +5,7 @@ use tungstenite::{
     client::uri_mode, error::Error, handshake::client::Response, protocol::WebSocketConfig,
 };
 
-use crate::{client_async_with_config, domain, IntoClientRequest, WebSocketStream};
+use crate::{client_async_with_config, IntoClientRequest, WebSocketStream};
 
 pub use crate::stream::MaybeTlsStream;
 
@@ -142,6 +142,7 @@ mod encryption {
 
 /// Creates a WebSocket handshake from a request and a stream,
 /// upgrading the stream to TLS if required.
+#[cfg(any(feature = "native-tls", feature = "__rustls-tls"))]
 pub async fn client_async_tls<R, S>(
     request: R,
     stream: S,
@@ -173,7 +174,7 @@ where
     let request = request.into_client_request()?;
 
     #[cfg(any(feature = "native-tls", feature = "__rustls-tls"))]
-    let domain = domain(&request)?;
+    let domain = crate::domain(&request)?;
 
     // Make sure we check domain and mode first. URL must be valid.
     let mode = uri_mode(&request.uri())?;