feat(tracing): implement muxTracer #57
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| fn selfdestruct<DB: Database>(&mut self, contract: Address, target: Address, value: U256) { | ||
| match self { | ||
| MultiInspector::FourByteInspector(inspector) => { | ||
| <FourByteInspector as Inspector<DB>>::selfdestruct( |
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I faced the same issue with the selfdestruct call but couldn't figure out why this is necessary here
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I think it's because the FourByteInspector implements the Inspector<DB> trait, where selfdestruct function has no reference to the DB type, and compiler can't infer the Inspector trait type
src/tracing/mux.rs
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| /// An inspector that can delegate to multiple inspector types. | ||
| #[derive(Clone, Debug)] | ||
| enum MultiInspector { |
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I think calling this multi is potentially misleading, because this only wraps a single inspector.
maybe we can find a more appropriate name?
if not I'm fine with that as well because private type
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I've renamed it to DelegatingInspector, seems like a better name
| if let Some(outcome) = inspector.call(context, inputs) { | ||
| return Some(outcome); | ||
| } |
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I believe the TracingInspector does not override the response so we can ignore this some check
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Just noticed that I forgot to add support also for the JsInspector, and that inspector overrides the outcome of create. I suggest we keep this as-is for now and add support for JsInspector via separate PR
| if let Some(outcome) = inspector.create(context, inputs) { | ||
| return Some(outcome); | ||
| } |
| .geth_call_traces(config, result.result.gas_used()) | ||
| .into(), | ||
| MultiInspector::Prestate(config, inspector) => { | ||
| inspector.into_geth_builder().geth_prestate_traces(result, config, db)?.into() |
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making a note for myself here that I need to check if we can get rid of the db argument
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| impl MuxInspector { | ||
| /// Try creating a new instance of [MuxInspector] from the given [MuxConfig]. | ||
| pub fn try_from_config(config: MuxConfig) -> Result<MuxInspector, Error> { |
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hmm, maybe we should actually make MultiInspector pub so this type can be configured easily manually without needing MuxConfig with an additional new function
pub new(impl IntoIter<MultiInspector>) -> Self
but not required for this pr
Adds support for
muxTracer. Depends on changes from alloy-rs/alloy#252Once both PR's are good to go I'll open a PR also for
reth.