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// This file is part of Frontier.
// Copyright (c) Moonsong Labs.
// Copyright (C) Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#![cfg_attr(not(feature = "std"), no_std)]
extern crate alloc;
// Allows to use inside this crate `solidity::Codec` derive macro,which depends on
// `precompile_utils` being in the list of imported crates.
extern crate self as precompile_utils;
#[doc(hidden)]
pub mod __alloc {
pub use ::alloc::*;
}
pub mod evm;
pub mod precompile_set;
pub mod substrate;
pub mod solidity;
#[cfg(feature = "testing")]
pub mod testing;
pub use fp_evm::Precompile;
use fp_evm::PrecompileFailure;
pub use precompile_utils_macro::{keccak256, precompile, precompile_name_from_address};
/// Alias for Result returning an EVM precompile error.
pub type EvmResult<T = ()> = Result<T, PrecompileFailure>;
pub mod prelude {
pub use {
crate::{
evm::{
handle::PrecompileHandleExt,
logs::{log0, log1, log2, log3, log4, LogExt},
},
precompile_set::DiscriminantResult,
solidity::{
// We export solidity itself to encourage using `solidity::Codec` to avoid confusion
// with parity_scale_codec,
self,
codec::{
Address,
BoundedBytes,
BoundedString,
BoundedVec,
// Allow usage of Codec methods while not exporting the name directly.
Codec as _,
Convert,
UnboundedBytes,
UnboundedString,
},
revert::{
revert, BacktraceExt, InjectBacktrace, MayRevert, Revert, RevertExt,
RevertReason,
},
},
substrate::{RuntimeHelper, TryDispatchError},
EvmResult,
},
alloc::string::String,
pallet_evm::{PrecompileHandle, PrecompileOutput},
precompile_utils_macro::{keccak256, precompile},
};
}