From 00d31267faba2e02a99f03d06e68fc6721a89ea1 Mon Sep 17 00:00:00 2001 From: Dave Hrycyszyn Date: Fri, 17 Apr 2020 10:48:57 +0100 Subject: [PATCH] nym-sphinx-wasm: taking advice from The Man Who Loved Iterators --- nym-sphinx-wasm/src/lib.rs | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/nym-sphinx-wasm/src/lib.rs b/nym-sphinx-wasm/src/lib.rs index 7550da81d9..fde2d20c0c 100644 --- a/nym-sphinx-wasm/src/lib.rs +++ b/nym-sphinx-wasm/src/lib.rs @@ -81,12 +81,13 @@ pub fn create_sphinx_packet(raw_route: &str, msg: &str, destination: &str) -> Ve /// address bytes of the first mix inside the packet, so that the gateway can /// forward the packet to it. fn payload(sphinx_packet: SphinxPacket, route: Vec) -> Vec { - let mut packet = sphinx_packet.to_bytes(); - let mut first_mix_address = route.first().unwrap().clone().address.to_bytes().to_vec(); - let mut bytes: Vec = vec![]; - bytes.append(&mut first_mix_address); - bytes.append(&mut packet); - bytes + let packet = sphinx_packet.to_bytes(); + let first_mix_address = route.first().unwrap().clone().address.to_bytes().to_vec(); + + first_mix_address + .into_iter() + .chain(packet.into_iter()) + .collect() } /// Attempts to create a Sphinx route, which is a `Vec`, from a