From bbda30c7dd5bbc0b223bb8cf21a584d14a7ba059 Mon Sep 17 00:00:00 2001
From: Gavin Wood <gavin@parity.io>
Date: Thu, 19 Dec 2019 17:57:20 +0100
Subject: [PATCH] Add new event for registering deposits. (#4459)

---
 substrate/frame/balances/src/lib.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/substrate/frame/balances/src/lib.rs b/substrate/frame/balances/src/lib.rs
index 5367d7413b..4b53f71898 100644
--- a/substrate/frame/balances/src/lib.rs
+++ b/substrate/frame/balances/src/lib.rs
@@ -267,6 +267,8 @@ decl_event!(
 		Transfer(AccountId, AccountId, Balance, Balance),
 		/// A balance was set by root (who, free, reserved).
 		BalanceSet(AccountId, Balance, Balance),
+		/// Some amount was deposited (e.g. for transaction fees).
+		Deposit(AccountId, Balance),
 	}
 );
 
@@ -587,7 +589,7 @@ impl<T: Trait<I>, I: Instance> Module<T, I> {
 		T::OnFreeBalanceZero::on_free_balance_zero(who);
 
 		let mut reserved_balance = Self::reserved_balance(who);
-		
+
 		if !dust.is_zero() {
 			if reserved_balance >= T::ExistentialDeposit::get() {
 				// any individual account cannot cause overflow in balance.