diff --git a/substrate/core/executor/Cargo.toml b/substrate/core/executor/Cargo.toml
index 9b88c2f7bb22256021f725ceb68266068c83bab2..d0e120c9faadcb3dc9aa285308be0a840b321b6c 100644
--- a/substrate/core/executor/Cargo.toml
+++ b/substrate/core/executor/Cargo.toml
@@ -2,16 +2,17 @@
name = "substrate-executor"
version = "0.1.0"
authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2018"
[dependencies]
error-chain = "0.12"
parity-codec = "3.0"
-sr-io = { path = "../sr-io" }
-substrate-primitives = { path = "../primitives" }
-substrate-trie = { path = "../trie" }
-substrate-serializer = { path = "../serializer" }
-substrate-state-machine = { path = "../state-machine" }
-sr-version = { path = "../sr-version" }
+runtime_io = { package = "sr-io", path = "../sr-io" }
+primitives = { package = "substrate-primitives", path = "../primitives" }
+trie = { package = "substrate-trie", path = "../trie" }
+serializer = { package = "substrate-serializer", path = "../serializer" }
+state_machine = { package = "substrate-state-machine", path = "../state-machine" }
+runtime_version = { package = "sr-version", path = "../sr-version" }
serde = "1.0"
serde_derive = "1.0"
wasmi = { version = "0.4.3" }
diff --git a/substrate/core/executor/src/error.rs b/substrate/core/executor/src/error.rs
index 2a5690d9f65b93b9dd9f48971c6fa92ff9289bcb..c5a6160ac1209dfac67d92bf6fe41d1ea145f7a7 100644
--- a/substrate/core/executor/src/error.rs
+++ b/substrate/core/executor/src/error.rs
@@ -23,6 +23,8 @@
use state_machine;
use serializer;
use wasmi;
+use error_chain::{error_chain, error_chain_processing, impl_error_chain_processed,
+ impl_extract_backtrace, impl_error_chain_kind};
error_chain! {
foreign_links {
diff --git a/substrate/core/executor/src/heap.rs b/substrate/core/executor/src/heap.rs
index da7aae22eefffce537dee6731e9a38f8d1e3b157..708c81b3598612bbe1efcea4f1bf027eefc221d1 100644
--- a/substrate/core/executor/src/heap.rs
+++ b/substrate/core/executor/src/heap.rs
@@ -21,6 +21,7 @@
extern crate fnv;
use std::vec;
+use log::trace;
use self::fnv::FnvHashMap;
// The pointers need to be aligned to 8 bytes.
diff --git a/substrate/core/executor/src/lib.rs b/substrate/core/executor/src/lib.rs
index ddc9828916429b71df7771e1700122f6e3cdbbfb..a42b5a041d3cabdcf8a3ebebe474c513bc001bda 100644
--- a/substrate/core/executor/src/lib.rs
+++ b/substrate/core/executor/src/lib.rs
@@ -28,37 +28,6 @@
#![warn(missing_docs)]
#![recursion_limit="128"]
-extern crate tiny_keccak;
-extern crate secp256k1;
-extern crate parity_codec as codec;
-extern crate sr_io as runtime_io;
-#[cfg_attr(test, macro_use)]
-extern crate substrate_primitives as primitives;
-extern crate substrate_serializer as serializer;
-extern crate substrate_state_machine as state_machine;
-extern crate sr_version as runtime_version;
-extern crate substrate_trie as trie;
-
-extern crate wasmi;
-extern crate byteorder;
-extern crate parking_lot;
-
-#[macro_use]
-extern crate log;
-
-#[macro_use]
-extern crate error_chain;
-
-#[cfg(test)]
-extern crate assert_matches;
-
-#[cfg(test)]
-extern crate wabt;
-
-#[cfg(test)]
-#[macro_use]
-extern crate hex_literal;
-
#[macro_use]
mod wasm_utils;
mod wasm_executor;
@@ -68,11 +37,12 @@ mod sandbox;
mod heap;
pub mod error;
+pub use wasmi;
pub use wasm_executor::WasmExecutor;
pub use native_executor::{with_native_environment, NativeExecutor, NativeExecutionDispatch};
pub use state_machine::Externalities;
pub use runtime_version::{RuntimeVersion, NativeVersion};
-pub use codec::Codec;
+pub use parity_codec::Codec;
use primitives::Blake2Hasher;
/// Provides runtime information.
diff --git a/substrate/core/executor/src/native_executor.rs b/substrate/core/executor/src/native_executor.rs
index fcba9c5914772c2112fba501ed8e4a035bdaa228..d6de933c7fd23be022b1d2065f644e71c94e3aa3 100644
--- a/substrate/core/executor/src/native_executor.rs
+++ b/substrate/core/executor/src/native_executor.rs
@@ -16,16 +16,17 @@
use std::borrow::BorrowMut;
use std::cell::{RefMut, RefCell};
-use error::{Error, ErrorKind, Result};
+use crate::error::{Error, ErrorKind, Result};
use state_machine::{CodeExecutor, Externalities};
-use wasm_executor::WasmExecutor;
+use crate::wasm_executor::WasmExecutor;
use wasmi::{Module as WasmModule, ModuleRef as WasmModuleInstanceRef};
use runtime_version::{NativeVersion, RuntimeVersion};
use std::{collections::HashMap, panic::UnwindSafe};
-use codec::{Decode, Encode};
-use RuntimeInfo;
+use parity_codec::{Decode, Encode};
+use crate::RuntimeInfo;
use primitives::{Blake2Hasher, NativeOrEncoded};
use primitives::storage::well_known_keys;
+use log::trace;
/// Default num of pages for the heap
const DEFAULT_HEAP_PAGES: u64 = 1024;
diff --git a/substrate/core/executor/src/sandbox.rs b/substrate/core/executor/src/sandbox.rs
index 87fb4083b38becb404080fb70b6a83f89cafc0ff..b744920b6ed82ee7b3a32b184992e551b234b9e2 100644
--- a/substrate/core/executor/src/sandbox.rs
+++ b/substrate/core/executor/src/sandbox.rs
@@ -20,9 +20,9 @@
use std::collections::HashMap;
use std::rc::Rc;
-use codec::{Decode, Encode};
+use parity_codec::{Decode, Encode};
use primitives::sandbox as sandbox_primitives;
-use wasm_utils::UserError;
+use crate::wasm_utils::UserError;
use wasmi;
use wasmi::memory_units::Pages;
use wasmi::{
@@ -558,7 +558,7 @@ impl Store {
#[cfg(test)]
mod tests {
use primitives::{Blake2Hasher};
- use wasm_executor::WasmExecutor;
+ use crate::wasm_executor::WasmExecutor;
use state_machine::TestExternalities;
use wabt;
diff --git a/substrate/core/executor/src/wasm_executor.rs b/substrate/core/executor/src/wasm_executor.rs
index 7776c83f61db220fe95e9e732f8a3eda02312ed6..a08f828d0502925386df061a2eb822e7cdb4f908 100644
--- a/substrate/core/executor/src/wasm_executor.rs
+++ b/substrate/core/executor/src/wasm_executor.rs
@@ -26,15 +26,16 @@ use wasmi::{
use wasmi::RuntimeValue::{I32, I64};
use wasmi::memory_units::{Bytes, Pages};
use state_machine::Externalities;
-use error::{Error, ErrorKind, Result};
-use wasm_utils::UserError;
+use crate::error::{Error, ErrorKind, Result};
+use crate::wasm_utils::UserError;
use primitives::{blake2_256, twox_128, twox_256, ed25519};
use primitives::hexdisplay::HexDisplay;
use primitives::sandbox as sandbox_primitives;
use primitives::{H256, Blake2Hasher};
use trie::ordered_trie_root;
-use sandbox;
-use heap;
+use crate::sandbox;
+use crate::heap;
+use log::trace;
#[cfg(feature="wasm-extern-trace")]
macro_rules! debug_trace {
@@ -547,7 +548,7 @@ impl_function_executor!(this: FunctionExecutor<'e, E>,
Ok(())
},
ext_sandbox_invoke(instance_idx: u32, export_ptr: *const u8, export_len: usize, args_ptr: *const u8, args_len: usize, return_val_ptr: *const u8, return_val_len: usize, state: usize) -> u32 => {
- use codec::{Decode, Encode};
+ use parity_codec::{Decode, Encode};
trace!(target: "sr-sandbox", "invoke, instance_idx={}", instance_idx);
let export = this.memory.get(export_ptr, export_len as usize)
@@ -751,8 +752,10 @@ impl WasmExecutor {
#[cfg(test)]
mod tests {
use super::*;
- use codec::Encode;
+ use parity_codec::Encode;
use state_machine::TestExternalities;
+ use hex_literal::{hex, hex_impl};
+ use primitives::map;
#[test]
fn returning_should_work() {
diff --git a/substrate/core/executor/wasm/Cargo.toml b/substrate/core/executor/wasm/Cargo.toml
index 091945e30644e08cd50288bc14358443f423f1d4..9683cd764eebbc4daaf05e670be8271a9b9d1b4a 100644
--- a/substrate/core/executor/wasm/Cargo.toml
+++ b/substrate/core/executor/wasm/Cargo.toml
@@ -2,13 +2,14 @@
name = "runtime-test"
version = "0.1.0"
authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2018"
[lib]
crate-type = ["cdylib"]
[dependencies]
-sr-io = { path = "../../sr-io", version = "0.1", default-features = false }
-sr-sandbox = { path = "../../sr-sandbox", version = "0.1", default-features = false }
+runtime_io = { package = "sr-io", path = "../../sr-io", version = "0.1", default-features = false }
+sandbox = { package = "sr-sandbox", path = "../../sr-sandbox", version = "0.1", default-features = false }
substrate-primitives = { path = "../../primitives", default-features = false }
[profile.release]
diff --git a/substrate/core/executor/wasm/src/lib.rs b/substrate/core/executor/wasm/src/lib.rs
index b85ecafa5a8d13dcd79814927bd7d0d24a94c08f..2ede6f7010df52e58081af7ecdebf7f11972aabe 100644
--- a/substrate/core/executor/wasm/src/lib.rs
+++ b/substrate/core/executor/wasm/src/lib.rs
@@ -6,10 +6,6 @@ extern crate alloc;
use alloc::vec::Vec;
use alloc::slice;
-extern crate sr_io as runtime_io;
-extern crate sr_sandbox as sandbox;
-extern crate substrate_primitives;
-
use runtime_io::{
set_storage, storage, clear_prefix, print, blake2_256,
twox_128, twox_256, ed25519_verify, enumerated_trie_root
diff --git a/substrate/core/inherents/src/lib.rs b/substrate/core/inherents/src/lib.rs
index 14b213b51d5edfe68681453d88cc9dd08355df35..becd99e48167f91b000ddc868f9a01b32a76a74e 100644
--- a/substrate/core/inherents/src/lib.rs
+++ b/substrate/core/inherents/src/lib.rs
@@ -32,8 +32,7 @@
#![cfg_attr(not(feature = "std"), no_std)]
-extern crate parity_codec as codec;
-
+use parity_codec as codec;
use parity_codec_derive::{Encode, Decode};
use rstd::{collections::btree_map::{BTreeMap, IntoIter, Entry}, vec::Vec};
diff --git a/substrate/core/keyring/Cargo.toml b/substrate/core/keyring/Cargo.toml
index 04d6c2bd134bfc73900e07a16bfe78b7533d2440..e3203742473e4a3c2cf66d8ccbcd00d88f00d1dc 100644
--- a/substrate/core/keyring/Cargo.toml
+++ b/substrate/core/keyring/Cargo.toml
@@ -2,6 +2,7 @@
name = "substrate-keyring"
version = "0.1.0"
authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2018"
[dependencies]
substrate-primitives = { path = "../primitives" }
diff --git a/substrate/core/keyring/src/lib.rs b/substrate/core/keyring/src/lib.rs
index d2970c54c6b24de9d426e35490418b053b1dcb5e..267da3995cdaf2263328e249681ee11feeb8502c 100644
--- a/substrate/core/keyring/src/lib.rs
+++ b/substrate/core/keyring/src/lib.rs
@@ -16,12 +16,10 @@
//! Support code for the runtime. A set of test accounts.
-#[macro_use] extern crate hex_literal;
-#[macro_use] extern crate lazy_static;
-extern crate substrate_primitives;
-
use std::collections::HashMap;
use std::ops::Deref;
+use lazy_static::lazy_static;
+use hex_literal::{hex, hex_impl};
use substrate_primitives::ed25519::{Pair, Public, Signature};
pub use substrate_primitives::ed25519;
diff --git a/substrate/core/keystore/Cargo.toml b/substrate/core/keystore/Cargo.toml
index 332d22000ba419429bb4196cffc9c5c61285e627..d5dd0cbca9b1d3068b7656abf05d095c8a7b42e8 100644
--- a/substrate/core/keystore/Cargo.toml
+++ b/substrate/core/keystore/Cargo.toml
@@ -2,10 +2,11 @@
name = "substrate-keystore"
version = "0.1.0"
authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2018"
[dependencies]
substrate-primitives = { path = "../primitives" }
-parity-crypto = { version = "0.2", default-features = false }
+crypto = { package = "parity-crypto", version = "0.2", default-features = false }
error-chain = "0.12"
hex = "0.3"
rand = "0.6"
diff --git a/substrate/core/keystore/src/lib.rs b/substrate/core/keystore/src/lib.rs
index 130835f6bb4540ee72338560fe02f664193e381c..56e1ae62e8eea7e2aee9066e94876f9697ee2005 100644
--- a/substrate/core/keystore/src/lib.rs
+++ b/substrate/core/keystore/src/lib.rs
@@ -20,27 +20,15 @@
// https://github.com/paritytech/substrate/issues/1547
#![allow(deprecated)]
-extern crate substrate_primitives;
-extern crate parity_crypto as crypto;
-extern crate subtle;
-extern crate rand;
-extern crate serde_json;
-extern crate hex;
-
-#[macro_use]
-extern crate serde_derive;
-
-#[macro_use]
-extern crate error_chain;
-
-#[cfg(test)]
-extern crate tempdir;
-
use std::collections::HashMap;
use std::path::PathBuf;
use std::fs::{self, File};
use std::io::{self, Write};
+use serde_derive::{Serialize, Deserialize};
+use error_chain::{error_chain, error_chain_processing, impl_error_chain_processed,
+ impl_extract_backtrace, impl_error_chain_kind};
+
use substrate_primitives::{hashing::blake2_256, ed25519::{Pair, Public, PKCS_LEN}};
pub use crypto::KEY_ITERATIONS;