Add must_use to CommandExt::exec

c-ryan747 · web-flow · commit d73f9242eaba · 2024-10-17T05:46:11.000-07:00
diff --git a/std/src/os/unix/process.rs b/std/src/os/unix/process.rs
@@ -154,6 +154,7 @@ pub trait CommandExt: Sealed {
     /// required to gracefully handle errors it is recommended to use the
     /// cross-platform `spawn` instead.
     #[stable(feature = "process_exec2", since = "1.9.0")]
+    #[must_use]
     fn exec(&mut self) -> io::Error;
 
     /// Set executable argument
