openethereum/ethcore/trace/src/noop_tracer.rs
David 44cc442d12
Move more code into state-account (#10840)
* WIP move errors, pod_account and state account to own crates

* Sort out dependencies, fix broken code and tests
Remove botched ethcore-error crate

* remove template line

* fix review feedback

* Remove test-only AccountDBMut::new

* Extract AccountDB to account-db

* Move Substate to state-account – wip

* Add lib.rs

* cleanup

* test failure

* test failure 2

* third time's the charm

* Add factories crate

* Use new factories crate

* Use factories crate

* Extract trace

* Fix tests

* Sort out parity-util-mem and parking_lot

* cleanup

* WIP port over the rest of state from ethcore

* Collect all impls for Machine

* some notes

* Rename pod-account to pod

* Move PodState to pod crate

* Use PodState from pod crate

* Fix use clause for json tests

* Sort out evmbin

* Add missing code and use PodState

* Move code that depends on Machine and Executive to own module

* Sort out cloning errors, fix ethcore to use new state crate

* Do without funky From impls

* Fix ethcore tests

* Fixes around the project to use new state crate

* Add back the more specific impls of StateOrBlock From conversions

* Move execute to freestanding function and remove it from trait
Sort out the error handling in executive_state by moving the result types from state to ethcore
Undo the verbose code added to work around the StateOrBlock From conversions

* cleanup

* Fix "error: enum variants on type aliases are experimental"

* Bring back the state tests
Fix whitespace

* remove ethcore/state/mod.rs

* cleanup

* cleanup

* Cleanup state-account errors

* Fix more todos
Add module docs

* Add error.rs

* Fixup Cargo.lock

* Smaller ethcore API is fine

* Add `to-pod-full` feature to state-account
Fix evmbin

* Fix a few more test failures

* Fix RPC test build

* Baptize the new trait

* Remove resolved TODOs

* Rename state-account to account-state

* Do not re-export the trace crate

* Don't export state_db from ethcore

* Let private-tx use StateDB. :(

* Remove ethcore/src/pod_state.rs

* Inner type does not need to be pub/pub(crate)

* optimise imports

* Revert "Inner type does not need to be pub/pub(crate)"

This reverts commit 2f839f8a0f72f71334da64620f57e6dd6039f06b.

* Move DatabaseExtras to ethcore-blockchain

* Add database_extra module to ethcore-blockchain

* Remove to-pod-full feature

* Sort out the merge

* sort imports

* address grumbles

* rename crate

* address more grumbles
2019-07-08 18:17:48 +02:00

50 lines
1.7 KiB
Rust

// Copyright 2015-2019 Parity Technologies (UK) Ltd.
// This file is part of Parity Ethereum.
// Parity Ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity Ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity Ethereum. If not, see <http://www.gnu.org/licenses/>.
//! Nonoperative tracer.
use ethereum_types::{U256, Address};
use vm::{Error as VmError, ActionParams};
use crate::{
Tracer, VMTracer, FlatTrace,
trace::{VMTrace, RewardType}
};
/// Nonoperative tracer. Does not trace anything.
pub struct NoopTracer;
impl Tracer for NoopTracer {
type Output = FlatTrace;
fn prepare_trace_call(&mut self, _: &ActionParams, _: usize, _: bool) { }
fn prepare_trace_create(&mut self, _: &ActionParams) { }
fn done_trace_call(&mut self, _: U256, _: &[u8]) { }
fn done_trace_create(&mut self, _: U256, _: &[u8], _: Address) { }
fn done_trace_failed(&mut self, _: &VmError) { }
fn trace_suicide(&mut self, _: Address, _: U256, _: Address) { }
fn trace_reward(&mut self, _: Address, _: U256, _: RewardType) { }
fn drain(self) -> Vec<FlatTrace> { vec![] }
}
/// Nonoperative VM tracer. Does not trace anything.
pub struct NoopVMTracer;
impl VMTracer for NoopVMTracer {
type Output = VMTrace;
fn drain(self) -> Option<VMTrace> { None }
}