Address warnings

Signed-off-by: Nick Cameron <[email protected]>

Author: nrc

src/lib.rs

@@ -13,6 +13,7 @@
 
 // Long and nested future chains can quickly result in large generic types.
 #![type_length_limit = "16777216"]
+#![allow(clippy::redundant_closure)]
 
 //! TiKV Client for Rust.
 //!

src/rpc/security.rs

@@ -77,8 +77,8 @@ impl SecurityManager {
     {
         info!("connect to rpc server at endpoint: {:?}", addr);
         let addr = addr
-            .trim_left_matches("http://")
-            .trim_left_matches("https://");
+            .trim_start_matches("http://")
+            .trim_start_matches("https://");
         let cb = ChannelBuilder::new(env)
             .keepalive_time(Duration::from_secs(10))
             .keepalive_timeout(Duration::from_secs(3));