From 3ea681998a980003e0a384672b1f81224b3395f3 Mon Sep 17 00:00:00 2001
From: Robert Habermeier <rphmeier@gmail.com>
Date: Sun, 20 Jan 2019 11:49:29 -0300
Subject: [PATCH] remove unneeded iterator bound on ordered_trie_root (#1490)
---
substrate/core/trie/src/lib.rs | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/substrate/core/trie/src/lib.rs b/substrate/core/trie/src/lib.rs
index 3b9791e99a1..60682df42ce 100644
--- a/substrate/core/trie/src/lib.rs
+++ b/substrate/core/trie/src/lib.rs
@@ -116,10 +116,11 @@ pub fn unhashed_trie<H: Hasher, I, A, B>(input: I) -> Vec<u8> where
/// compact-encoded index (using `parity-codec` crate).
pub fn ordered_trie_root<H: Hasher, I, A>(input: I) -> H::Out
where
- I: IntoIterator<Item = A> + Iterator<Item = A>,
+ I: IntoIterator<Item = A>,
A: AsRef<[u8]>,
{
trie_root::<H, _, _, _>(input
+ .into_iter()
.enumerate()
.map(|(i, v)| (codec::Encode::encode(&codec::Compact(i as u32)), v))
)
--
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