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fix doc and dyn (#8631)

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This commit is contained in:
Guillaume Thiolliere
2021-04-17 17:01:31 +02:00
committed by GitHub
parent 4dcbac4b58
commit bb343c7c26
3 changed files with 6 additions and 6 deletions
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substrate/primitives/externalities/src/lib.rs
+1 -1
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@@ -312,7 +312,7 @@ pub trait ExternalitiesExt {
impl ExternalitiesExt for &mut dyn Externalities {
fn extension<T: Any + Extension>(&mut self) -> Option<&mut T> {
self.extension_by_type_id(TypeId::of::<T>()).and_then(Any::downcast_mut)
self.extension_by_type_id(TypeId::of::<T>()).and_then(<dyn Any>::downcast_mut)
}
fn register_extension<T: Extension>(&mut self, ext: T) -> Result<(), Error> {