use core::fmt::Debug;
use crate::{
executors::{Executor, ExitKind, HasObservers},
observers::{ObserversTuple, UsesObservers},
state::UsesState,
Error,
};
#[derive(Debug)]
pub struct WithObservers<E, OT> {
executor: E,
observers: OT,
}
impl<E, EM, OT, Z> Executor<EM, Z> for WithObservers<E, OT>
where
E: Executor<EM, Z> + Debug,
OT: Debug,
EM: UsesState<State = E::State>,
Z: UsesState<State = E::State>,
{
fn run_target(
&mut self,
fuzzer: &mut Z,
state: &mut Self::State,
mgr: &mut EM,
input: &Self::Input,
) -> Result<ExitKind, Error> {
self.executor.run_target(fuzzer, state, mgr, input)
}
}
impl<E, OT> UsesState for WithObservers<E, OT>
where
E: UsesState,
{
type State = E::State;
}
impl<E, OT> UsesObservers for WithObservers<E, OT>
where
E: UsesState,
OT: ObserversTuple<E::State>,
{
type Observers = OT;
}
impl<E, OT> HasObservers for WithObservers<E, OT>
where
E: HasObservers + Debug,
OT: ObserversTuple<E::State> + Debug,
{
fn observers(&self) -> &OT {
&self.observers
}
fn observers_mut(&mut self) -> &mut OT {
&mut self.observers
}
}
impl<E: Debug, OT: Debug> WithObservers<E, OT> {
pub fn new(executor: E, observers: OT) -> Self {
Self {
executor,
observers,
}
}
}