Use !is_empty instead of length check (len_zero)

src/screen/server_list.rs

@@ -502,7 +502,7 @@ impl super::Screen for ServerList {
                             }
                             let sm =
                                 format!("{} mods + {}", res.forge_mods.len(), res.protocol_name);
-                            let st = if res.forge_mods.len() > 0 {
+                            let st = if !res.forge_mods.is_empty() {
                                 &sm
                             } else {
                                 &res.protocol_name

src/server/mod.rs

@@ -112,7 +112,11 @@ impl Server {
     ) -> Result<Server, protocol::Error> {
         let mut conn = protocol::Conn::new(address, protocol_version)?;
 
-        let tag = if forge_mods.len() != 0 { "\0FML\0" } else { "" };
+        let tag = if !forge_mods.is_empty() {
+            "\0FML\0"
+        } else {
+            ""
+        };
         let host = conn.host.clone() + tag;
         let port = conn.port;
         conn.write_packet(protocol::packet::handshake::serverbound::Handshake {