bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/test-utils/src/minicore.rs')
-rw-r--r--crates/test-utils/src/minicore.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/crates/test-utils/src/minicore.rs b/crates/test-utils/src/minicore.rs
index 2f0c086092..ca1dbf532c 100644
--- a/crates/test-utils/src/minicore.rs
+++ b/crates/test-utils/src/minicore.rs
@@ -31,6 +31,7 @@
//! infallible:
//! iterator: option
//! iterators: iterator, fn
+//! manually_drop: drop
//! non_zero:
//! option: panic
//! ord: eq, option
@@ -194,6 +195,30 @@ pub mod convert {
// region:drop
pub mod mem {
+ // region:manually_drop
+ #[lang = "manually_drop"]
+ #[repr(transparent)]
+ pub struct ManuallyDrop<T: ?Sized> {
+ value: T,
+ }
+
+ impl<T> ManuallyDrop<T> {
+ pub const fn new(value: T) -> ManuallyDrop<T> {
+ ManuallyDrop { value }
+ }
+ }
+
+ // region:deref
+ impl<T: ?Sized> crate::ops::Deref for ManuallyDrop<T> {
+ type Target = T;
+ fn deref(&self) -> &T {
+ &self.value
+ }
+ }
+ // endregion:deref
+
+ // endregion:manually_drop
+
pub fn drop<T>(_x: T) {}
}
// endregion:drop