Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'lib/la-arena/src/lib.rs')
-rw-r--r--lib/la-arena/src/lib.rs16
1 files changed, 14 insertions, 2 deletions
diff --git a/lib/la-arena/src/lib.rs b/lib/la-arena/src/lib.rs
index 1f8ef01a5b..5107f29439 100644
--- a/lib/la-arena/src/lib.rs
+++ b/lib/la-arena/src/lib.rs
@@ -18,6 +18,18 @@ pub use map::{ArenaMap, Entry, OccupiedEntry, VacantEntry};
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct RawIdx(u32);
+impl RawIdx {
+ /// Constructs a [`RawIdx`] from a u32.
+ pub const fn from_u32(u32: u32) -> Self {
+ RawIdx(u32)
+ }
+
+ /// Deconstructs a [`RawIdx`] into the underlying u32.
+ pub const fn into_u32(self) -> u32 {
+ self.0
+ }
+}
+
impl From<RawIdx> for u32 {
#[inline]
fn from(raw: RawIdx) -> u32 {
@@ -94,12 +106,12 @@ impl<T> fmt::Debug for Idx<T> {
impl<T> Idx<T> {
/// Creates a new index from a [`RawIdx`].
- pub fn from_raw(raw: RawIdx) -> Self {
+ pub const fn from_raw(raw: RawIdx) -> Self {
Idx { raw, _ty: PhantomData }
}
/// Converts this index into the underlying [`RawIdx`].
- pub fn into_raw(self) -> RawIdx {
+ pub const fn into_raw(self) -> RawIdx {
self.raw
}
}