Migrate network, primitives and rpc to the 2018 edition (#1710)

substrate/core/primitives/src/ed25519.rs

@@ -21,8 +21,9 @@
 use untrusted;
 use blake2_rfc;
 use ring::{rand, signature, signature::KeyPair};
-use {hash::H512, Ed25519AuthorityId};
+use crate::{hash::H512, Ed25519AuthorityId};
 use base58::{ToBase58, FromBase58};
+use parity_codec_derive::{Encode, Decode};
 
 #[cfg(feature = "std")]
 use serde::{de, Serializer, Deserializer, Deserialize};
@@ -190,7 +191,7 @@ impl ::std::fmt::Display for Public {
 impl ::std::fmt::Debug for Public {
 	fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
 		let s = self.to_ss58check();
-		write!(f, "{} ({}...)", ::hexdisplay::HexDisplay::from(&self.0), &s[0..8])
+		write!(f, "{} ({}...)", crate::hexdisplay::HexDisplay::from(&self.0), &s[0..8])
 	}
 }
 
@@ -295,10 +296,11 @@ pub fn serialize<S, T: AsRef<[u8; 32]>>(data: &T, serializer: S) -> Result<S::Ok
 #[cfg(test)]
 mod test {
 	use super::*;
+	use hex_literal::{hex, hex_impl};
 
 	fn _test_primitives_signature_and_local_the_same() {
 		fn takes_two<T>(_: T, _: T) { }
-		takes_two(Signature::default(), ::Signature::default())
+		takes_two(Signature::default(), crate::Signature::default())
 	}
 
 	#[test]
@@ -323,7 +325,7 @@ mod test {
 
 	#[test]
 	fn seeded_pair_should_work() {
-		use ::hexdisplay::HexDisplay;
+		use crate::hexdisplay::HexDisplay;
 
 		let pair = Pair::from_seed(b"12345678901234567890123456789012");
 		let public = pair.public();