[core] Improve assert failure message for id epoch mismatches. (#7871)

jimblandy · web-flow · commit 2f890eb9b204 · 2025-07-02T09:33:55.000+02:00
diff --git a/wgpu-core/src/storage.rs b/wgpu-core/src/storage.rs
@@ -96,7 +96,7 @@ where
         let (index, epoch) = id.unzip();
         match mem::replace(&mut self.map[index as usize], Element::Vacant) {
             Element::Occupied(value, storage_epoch) => {
-                assert_eq!(epoch, storage_epoch);
+                assert_eq!(epoch, storage_epoch, "id epoch mismatch");
                 value
             }
             Element::Vacant => panic!("Cannot remove a vacant resource"),

Original file line number	Diff line number	Diff line change
`@@ -96,7 +96,7 @@ where`
`96`	`96`	`let (index, epoch) = id.unzip();`
`97`	`97`	`match mem::replace(&mut self.map[index as usize], Element::Vacant) {`
`98`	`98`	`Element::Occupied(value, storage_epoch) => {`
`99`		`- assert_eq!(epoch, storage_epoch);`
	`99`	`+ assert_eq!(epoch, storage_epoch, "id epoch mismatch");`
`100`	`100`	`value`
`101`	`101`	`}`
`102`	`102`	`Element::Vacant => panic!("Cannot remove a vacant resource"),`