From 0af10986227dfcd8075f3dd48a5f761a33149b67 Mon Sep 17 00:00:00 2001
From: Agusrodri <agusrodriguez2456@gmail.com>
Date: Fri, 17 May 2024 06:23:28 -0700
Subject: [PATCH] add some comments

---
 runtime/moonbase/src/precompiles.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/runtime/moonbase/src/precompiles.rs b/runtime/moonbase/src/precompiles.rs
index 06b4c02d94..e904e0d5ef 100644
--- a/runtime/moonbase/src/precompiles.rs
+++ b/runtime/moonbase/src/precompiles.rs
@@ -99,9 +99,17 @@ parameter_types! {
 
 type EthereumPrecompilesChecks = (AcceptDelegateCall, CallableByContract, CallableByPrecompile);
 
+// Pallet-xcm precompile types.
+// Type that converts AssetId into Location
 type AssetIdToLocationManager = AsAssetType<AssetId, AssetType, AssetManager>;
+
+// The pallet-balances address is identified by 2050
 type SingleAddressMatch = SingleAddressMatcher<AccountId, 2050, Balances>;
+
+// Type that matches an AccountId with a foreign asset address (if any)
 type ForeignAssetMatch = ForeignAssetMatcher<AccountId, AssetId, Runtime, AssetIdToLocationManager>;
+
+// Erc20XcmBridge pallet index = 48
 type Erc20Match = Erc20PalletMatcher<AccountId, 48>;
 
 #[precompile_utils::precompile_name_from_address]