bigint upgraded to version 3.0 (#5986)

* bigint upgraded to version 3.0

* fixed missing FromHex import in ethcore tests

* fixed missing FromHex import in rpc tests

rpc/Cargo.toml

@@ -15,7 +15,7 @@ multihash ="0.6"
 order-stat = "0.1"
 rand = "0.3"
 rust-crypto = "0.2"
-rustc-serialize = "0.3"
+rustc-hex = "1.0"
 semver = "0.6"
 serde = "0.9"
 serde_derive = "0.9"

rpc/src/lib.rs

@@ -26,7 +26,7 @@ extern crate futures;
 extern crate multihash;
 extern crate order_stat;
 extern crate rand;
-extern crate rustc_serialize;
+extern crate rustc_hex;
 extern crate semver;
 extern crate serde;
 extern crate serde_json;

rpc/src/v1/helpers/secretstore.rs

@@ -99,7 +99,7 @@ fn decrypt_with_shadow_coefficients(mut decrypted_shadow: Public, mut common_sha
 #[cfg(test)]
 mod tests {
 	use util::Bytes;
-	use rustc_serialize::hex::FromHex;
+	use rustc_hex::FromHex;
 	use super::{encrypt_document, decrypt_document, decrypt_document_with_shadow};
 
 	#[test]

rpc/src/v1/tests/mocked/eth.rs

@@ -18,7 +18,7 @@ use std::str::FromStr;
 use std::collections::HashMap;
 use std::sync::Arc;
 use std::time::{Instant, Duration};
-use rustc_serialize::hex::{FromHex, ToHex};
+use rustc_hex::{FromHex, ToHex};
 use time::get_time;
 use rlp;
 
@@ -536,7 +536,7 @@ fn rpc_eth_transaction_count_by_number_pending() {
 
 #[test]
 fn rpc_eth_pending_transaction_by_hash() {
-	use util::{H256, FromHex};
+	use util::H256;
 	use rlp;
 	use ethcore::transaction::SignedTransaction;
 

rpc/src/v1/tests/mocked/parity_set.rs

@@ -16,7 +16,7 @@
 
 use std::sync::Arc;
 use std::str::FromStr;
-use rustc_serialize::hex::FromHex;
+use rustc_hex::FromHex;
 use util::{U256, Address};
 
 use ethcore::miner::MinerService;

rpc/src/v1/types/bytes.rs

@@ -17,10 +17,9 @@
 //! Serializable wrapper around vector of bytes
 
 use std::fmt;
-use rustc_serialize::hex::ToHex;
+use rustc_hex::{ToHex, FromHex};
 use serde::{Serialize, Serializer, Deserialize, Deserializer};
 use serde::de::{Error, Visitor};
-use util::common::FromHex;
 
 /// Wrapper structure around vector of bytes.
 #[derive(Debug, PartialEq, Eq, Default, Hash, Clone)]
@@ -98,7 +97,7 @@ impl Visitor for BytesVisitor {
 mod tests {
 	use super::*;
 	use serde_json;
-	use rustc_serialize::hex::FromHex;
+	use rustc_hex::FromHex;
 
 	#[test]
 	fn test_bytes_serialize() {

rpc/src/v1/types/call_request.rs

@@ -55,7 +55,7 @@ impl Into<Request> for CallRequest {
 #[cfg(test)]
 mod tests {
 	use std::str::FromStr;
-	use rustc_serialize::hex::FromHex;
+	use rustc_hex::FromHex;
 	use serde_json;
 	use v1::types::{U256, H160};
 	use super::CallRequest;

rpc/src/v1/types/hash.rs

@@ -19,7 +19,7 @@ use std::str::FromStr;
 use std::cmp::Ordering;
 use std::hash::{Hash, Hasher};
 use serde;
-use rustc_serialize::hex::{ToHex, FromHex};
+use rustc_hex::{ToHex, FromHex};
 use util::{H64 as Eth64, H160 as Eth160, H256 as Eth256, H520 as Eth520, H512 as Eth512, H2048 as Eth2048};
 
 macro_rules! impl_hash {

rpc/src/v1/types/transaction_request.rs

@@ -131,7 +131,7 @@ impl Into<helpers::TransactionRequest> for TransactionRequest {
 #[cfg(test)]
 mod tests {
 	use std::str::FromStr;
-	use rustc_serialize::hex::FromHex;
+	use rustc_hex::FromHex;
 	use serde_json;
 	use v1::types::{U256, H160, TransactionCondition};
 	use super::*;