X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=tests%2Flint_message_convention.rs;h=b4d94dc983fec11fecc2efc20e8dbf006193ae07;hb=7a2cabb431c25682bf74fd9396f2fb14992c0ac2;hp=3f754c255b749b2ff2687ceb70252c6beacc1e8f;hpb=f2f2a005b4efd3e44ac6a02ea2b9660d28401679;p=rust.git

diff --git a/tests/lint_message_convention.rs b/tests/lint_message_convention.rs
index 3f754c255b7..b4d94dc983f 100644
--- a/tests/lint_message_convention.rs
+++ b/tests/lint_message_convention.rs
@@ -1,3 +1,6 @@
+#![cfg_attr(feature = "deny-warnings", deny(warnings))]
+#![warn(rust_2018_idioms, unused_lifetimes)]
+
 use std::ffi::OsStr;
 use std::path::PathBuf;
 
@@ -89,14 +92,14 @@ fn lint_message_convention() {
         .filter(|message| !message.bad_lines.is_empty())
         .collect();
 
-    bad_tests.iter().for_each(|message| {
+    for message in &bad_tests {
         eprintln!(
             "error: the test '{}' contained the following nonconforming lines :",
             message.path.display()
         );
         message.bad_lines.iter().for_each(|line| eprintln!("{}", line));
         eprintln!("\n\n");
-    });
+    }
 
     eprintln!(
         "\n\n\nLint message should not start with a capital letter and should not have punctuation at the end of the message unless multiple sentences are needed."