style(lib): use rust 2018 edition idioms (#1910)

2019-08-22 01:22:07 +07:00
parent ae75b3a732
commit fc7f81b67c
38 changed files with 90 additions and 146 deletions
--- a/examples/client_json.rs
+++ b/examples/client_json.rs
@@ -1,9 +1,8 @@
 #![deny(warnings)]
-extern crate hyper;
+#![warn(rust_2018_idioms)]
+
 #[macro_use]
 extern crate serde_derive;
-extern crate serde;
-extern crate serde_json;

 use hyper::Client;
 use futures_util::TryStreamExt;