X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Futil%2Fenforcing_trait_impls.rs;h=26f9d87bba9bc40c03d6f5439c4828d500be0be3;hb=68313da695f421a66f7870b4812347125ca78276;hp=c2908836c8078b311c16c3ae4690fe36ac361ab7;hpb=5d74cae6c5665a0bd917b24b4fcaf181ff6b5450;p=rust-lightning

diff --git a/lightning/src/util/enforcing_trait_impls.rs b/lightning/src/util/enforcing_trait_impls.rs
index c2908836..26f9d87b 100644
--- a/lightning/src/util/enforcing_trait_impls.rs
+++ b/lightning/src/util/enforcing_trait_impls.rs
@@ -11,7 +11,8 @@ use ln::chan_utils::{HTLCOutputInCommitment, ChannelPublicKeys, HolderCommitment
 use ln::{chan_utils, msgs};
 use chain::keysinterface::{Sign, InMemorySigner, BaseSign};
 
-use std::cmp;
+use prelude::*;
+use core::cmp;
 use std::sync::{Mutex, Arc};
 
 use bitcoin::blockdata::transaction::{Transaction, SigHashType};
@@ -38,6 +39,9 @@ pub const INITIAL_REVOKED_COMMITMENT_NUMBER: u64 = 1 << 48;
 ///
 /// Eventually we will probably want to expose a variant of this which would essentially
 /// be what you'd want to run on a hardware wallet.
+///
+/// Note that before we do so we should ensure its serialization format has backwards- and
+/// forwards-compatibility prefix/suffixes!
 #[derive(Clone)]
 pub struct EnforcingSigner {
 	pub inner: InMemorySigner,