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Check unreserve and transfer returnvalues in debug code (#8398)

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* Check `unreserve` and `transfer` returnvalues in debug code

fixes #8106

* few more

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
This commit is contained in:
Falco Hirschenberger
2021-03-24 18:35:05 +01:00
committed by GitHub
parent f93d7b874e
commit 9a72134188
13 changed files with 66 additions and 34 deletions
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substrate/frame/lottery/src/lib.rs
+2 -1
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@@ -324,7 +324,8 @@ decl_module! {
let winning_number = Self::choose_winner(ticket_count);
let winner = Tickets::<T>::get(winning_number).unwrap_or(lottery_account);
// Not much we can do if this fails...
let _ = T::Currency::transfer(&Self::account_id(), &winner, lottery_balance, KeepAlive);
let res = T::Currency::transfer(&Self::account_id(), &winner, lottery_balance, KeepAlive);
debug_assert!(res.is_ok());
Self::deposit_event(RawEvent::Winner(winner, lottery_balance));