From b15670985c8ba0d232fddb0fc0207f00e30fb04d Mon Sep 17 00:00:00 2001
From: yihuang <yi.codeplayer@gmail.com>
Date: Wed, 13 Nov 2019 17:57:30 +0800
Subject: [PATCH] impl lite::ValidatorSetLookup

---
 tendermint/src/validator.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tendermint/src/validator.rs b/tendermint/src/validator.rs
index dbcf0e6c0..d3af30bb3 100644
--- a/tendermint/src/validator.rs
+++ b/tendermint/src/validator.rs
@@ -62,6 +62,15 @@ impl lite::ValidatorSet for Set {
     }
 }
 
+impl lite::ValidatorSetLookup for Set {
+    fn validator(&self, val_id: account::Id) -> Option<Self::Validator> {
+        self.validators
+            .iter()
+            .cloned()
+            .find(|val| val.address == val_id)
+    }
+}
+
 /// Validator information
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct Info {