allowed_through_unstable_modules: support showing a deprecation message when the unstable module name is used

RalfJung · RalfJung · commit 321d21ffd624 · 2025-01-15T09:41:33.000+01:00
diff --git a/clippy_lints/src/std_instead_of_core.rs b/clippy_lints/src/std_instead_of_core.rs
@@ -180,7 +180,7 @@ fn is_stable(cx: &LateContext<'_>, mut def_id: DefId, msrv: &Msrv) -> bool {
         if let Some(stability) = cx.tcx.lookup_stability(def_id)
             && let StabilityLevel::Stable {
                 since,
-                allowed_through_unstable_modules: false,
+                allowed_through_unstable_modules: None,
             } = stability.level
         {
             let stable = match since {

Original file line number	Diff line number	Diff line change
`@@ -180,7 +180,7 @@ fn is_stable(cx: &LateContext<'_>, mut def_id: DefId, msrv: &Msrv) -> bool {`
`180`	`180`	`if let Some(stability) = cx.tcx.lookup_stability(def_id)`
`181`	`181`	`&& let StabilityLevel::Stable {`
`182`	`182`	`since,`
`183`		`- allowed_through_unstable_modules: false,`
	`183`	`+ allowed_through_unstable_modules: None,`
`184`	`184`	`} = stability.level`
`185`	`185`	`{`
`186`	`186`	`let stable = match since {`