[PATCH v4 4/7] rust: num: add `into_inner` method to `Bounded`

[Alexandre Courbot <acourbot@nvidia.com>]

This is useful to access the inner value in const contexts.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
---
 rust/kernel/num/bounded.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/rust/kernel/num/bounded.rs b/rust/kernel/num/bounded.rs
index b41ca6df1525..850827033f67 100644
--- a/rust/kernel/num/bounded.rs
+++ b/rust/kernel/num/bounded.rs
@@ -388,6 +388,22 @@ pub fn get(self) -> T {
         *self.deref()
     }
 
+    /// Returns the wrapped value as the backing type.
+    ///
+    /// This is a const-friendly variant of [`Self::get`] that can be used in const contexts.
+    ///
+    /// # Examples
+    ///
+    /// ```
+    /// use kernel::num::Bounded;
+    ///
+    /// const V: u32 = Bounded::<u32, 4>::new::<7>().into_inner();
+    /// assert_eq!(V, 7u32);
+    /// ```
+    pub const fn into_inner(self) -> T {
+        self.0
+    }
+
     /// Increases the number of bits usable for `self`.
     ///
     /// This operation cannot fail.

-- 
2.52.0