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.rs12
1 files changed, 12 insertions, 0 deletions
diff --git a/crates/test-utils/src/minicore.rs b/crates/test-utils/src/minicore.rs
index c5ebc0d248..0588b1c77d 100644
--- a/crates/test-utils/src/minicore.rs
+++ b/crates/test-utils/src/minicore.rs
@@ -2353,6 +2353,18 @@ pub mod pat {
}
}
+ impl const RangePattern for i32 {
+ const MIN: i32 = 0x80_00_00_00;
+ const MAX: i32 = 0x7F_FF_FF_FF;
+ fn sub_one(self) -> Self {
+ if self == Self::MIN {
+ panic!("exclusive range end at minimum value of type")
+ } else {
+ self - 1
+ }
+ }
+ }
+
// region:coerce_unsized
impl<T: crate::marker::PointeeSized, U: crate::marker::PointeeSized>
crate::ops::CoerceUnsized<pattern_type!(*const U is !null)> for pattern_type!(*const T is !null)