use helper function instead of writing rustfmt stamp by hand

WaffleLapkin · WaffleLapkin · commit 52f4b16075bf · 2025-04-15T15:02:05.000+02:00
diff --git a/src/bootstrap/src/core/build_steps/format.rs b/src/bootstrap/src/core/build_steps/format.rs
@@ -81,7 +81,8 @@ fn update_rustfmt_version(build: &Builder<'_>) {
     let Some((version, stamp_file)) = get_rustfmt_version(build) else {
         return;
     };
-    t!(std::fs::write(stamp_file.path(), version))
+
+    t!(stamp_file.add_stamp(version).write());
 }
 
 /// Returns the Rust files modified between the `merge-base` of HEAD and

Original file line number	Diff line number	Diff line change
`@@ -81,7 +81,8 @@ fn update_rustfmt_version(build: &Builder<'_>) {`
`81`	`81`	`let Some((version, stamp_file)) = get_rustfmt_version(build) else {`
`82`	`82`	`return;`
`83`	`83`	`};`
`84`		`- t!(std::fs::write(stamp_file.path(), version))`
	`84`	`+`
	`85`	`+ t!(stamp_file.add_stamp(version).write());`
`85`	`86`	`}`
`86`	`87`
`87`	`88`	/// Returns the Rust files modified between the `merge-base` of HEAD and