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const nextStructLog = normalizedStructLogs[i + 1];
if (nextStructLog.depth !== structLog.depth) {
addressStack.push(newAddress);
evmCallStack.push({
address: currentAddress,
structLog,
});
}
} else if (utils.isEndOpcode(structLog.op) && structLog.op !== OpCode.Revert) {
// Just like with calls, sometimes returns/stops don't change the execution context (current address).
const nextStructLog = normalizedStructLogs[i + 1];
if (_.isUndefined(nextStructLog) || nextStructLog.depth !== structLog.depth) {
evmCallStack.pop();
addressStack.pop();
}
if (structLog.op === OpCode.SelfDestruct) {
// After contract execution, we look at all sub-calls to external contracts, and for each one, fetch
// the bytecode and compute the coverage for the call. If the contract is destroyed with a call
// to `selfdestruct`, we are unable to fetch it's bytecode and compute coverage.
// TODO: Refactor this logic to fetch the sub-called contract bytecode before the selfdestruct is called
// in order to handle this edge-case.
logUtils.warn(
"Detected a selfdestruct. We currently do not support that scenario. We'll just skip the trace part for a destructed contract",
);
}
} else if (structLog.op === OpCode.Revert) {
evmCallStack.push({
address: _.last(addressStack) as string,
structLog,
});
return evmCallStack;
} else if (structLog.op === OpCode.Create) {
// function. We manually check if the call depth had changed to handle that case.
const nextStructLog = normalizedStructLogs[i + 1];
if (nextStructLog.depth !== structLog.depth) {
addressStack.push(newAddress);
contractAddressToTraces[currentAddress] = (contractAddressToTraces[currentAddress] || []).concat(
currentTraceSegment,
);
currentTraceSegment = [];
}
} else if (utils.isEndOpcode(structLog.op)) {
const currentAddress = addressStack.pop() as string;
contractAddressToTraces[currentAddress] = (contractAddressToTraces[currentAddress] || []).concat(
currentTraceSegment,
);
currentTraceSegment = [];
if (structLog.op === OpCode.SelfDestruct) {
// After contract execution, we look at all sub-calls to external contracts, and for each one, fetch
// the bytecode and compute the coverage for the call. If the contract is destroyed with a call
// to `selfdestruct`, we are unable to fetch it's bytecode and compute coverage.
// TODO: Refactor this logic to fetch the sub-called contract bytecode before the selfdestruct is called
// in order to handle this edge-case.
logUtils.warn(
"Detected a selfdestruct. We currently do not support that scenario. We'll just skip the trace part for a destructed contract",
);
}
} else if (structLog.op === OpCode.Create) {
// TODO: Extract the new contract address from the stack and handle that scenario
logUtils.warn(
"Detected a contract created from within another contract. We currently do not support that scenario. We'll just skip that trace",
);
return contractAddressToTraces;
} else {