Suicides tracing (#1688)

* tracing suicide

* fixed #1635

* fixed typo

ethcore/src/trace/executive_tracer.rs

@@ -18,7 +18,7 @@
 
 use util::{Bytes, Address, U256};
 use action_params::ActionParams;
-use trace::trace::{Trace, Call, Create, Action, Res, CreateResult, CallResult, VMTrace, VMOperation, VMExecutedOperation, MemoryDiff, StorageDiff};
+use trace::trace::{Trace, Call, Create, Action, Res, CreateResult, CallResult, VMTrace, VMOperation, VMExecutedOperation, MemoryDiff, StorageDiff, Suicide};
 use trace::{Tracer, VMTracer};
 
 /// Simple executive tracer. Traces all calls and creates. Ignores delegatecalls.
@@ -97,6 +97,20 @@ impl Tracer for ExecutiveTracer {
 		self.traces.push(trace);
 	}
 
+	fn trace_suicide(&mut self, address: Address, balance: U256, refund_address: Address, depth: usize) {
+		let trace = Trace {
+			depth: depth,
+			subs: vec![],
+			action: Action::Suicide(Suicide {
+				address: address,
+				refund_address: refund_address,
+				balance: balance,
+			}),
+			result: Res::None,
+		};
+		self.traces.push(trace);
+	}
+
 	fn subtracer(&self) -> Self {
 		ExecutiveTracer::default()
 	}

ethcore/src/trace/mod.rs

@@ -81,6 +81,9 @@ pub trait Tracer: Send {
 	/// Stores failed create trace.
 	fn trace_failed_create(&mut self, create: Option<Create>, depth: usize, subs: Vec<Trace>);
 
+	/// Stores suicide info.
+	fn trace_suicide(&mut self, address: Address, balance: U256, refund_address: Address, depth: usize);
+
 	/// Spawn subtracer which will be used to trace deeper levels of execution.
 	fn subtracer(&self) -> Self where Self: Sized;
 

ethcore/src/trace/noop_tracer.rs

@@ -55,6 +55,9 @@ impl Tracer for NoopTracer {
 		assert!(create.is_none(), "self.prepare_trace_create().is_none(): so we can't be tracing: qed");
 	}
 
+	fn trace_suicide(&mut self, _address: Address, _balance: U256, _refund_address: Address, _depth: usize) {
+	}
+
 	fn subtracer(&self) -> Self {
 		NoopTracer
 	}