Mark std::process::Command as #[must_use]

ijackson · ijackson · commit 31f6acc1e642 · 2021-01-28T16:10:35.000Z
For the same reason as futures.

Signed-off-by: Ian Jackson &lt;ijackson@chiark.greenend.org.uk&gt;
diff --git a/library/std/src/process.rs b/library/std/src/process.rs
@@ -507,6 +507,7 @@ impl fmt::Debug for ChildStderr {
 /// assert!(status.success());
 /// ```
 #[stable(feature = "process", since = "1.0.0")]
+#[must_use = "this Command does not do anything unless it is run, eg using `status` or `spawn`"]
 pub struct Command {
     inner: imp::Command,
 }

Original file line number	Diff line number	Diff line change
`@@ -507,6 +507,7 @@ impl fmt::Debug for ChildStderr {`
`507`	`507`	`/// assert!(status.success());`
`508`	`508`	/// ```
`509`	`509`	`#[stable(feature = "process", since = "1.0.0")]`
	`510`	+#[must_use = "this Command does not do anything unless it is run, eg using `status` or `spawn`"]
`510`	`511`	`pub struct Command {`
`511`	`512`	`inner: imp::Command,`
`512`	`513`	`}`