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merged 1 commit into from
Nov 25, 2024
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eth/tracers/logger: improve markdown logger #30805

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37 changes: 23 additions & 14 deletions eth/tracers/logger/logger.go
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Original file line number Diff line number Diff line change
Expand Up @@ -363,34 +363,44 @@ func (t *mdLogger) OnEnter(depth int, typ byte, from common.Address, to common.A
if depth != 0 {
return
}
create := vm.OpCode(typ) == vm.CREATE
if !create {
fmt.Fprintf(t.out, "From: `%v`\nTo: `%v`\nData: `%#x`\nGas: `%d`\nValue `%v` wei\n",
from.String(), to.String(),
input, gas, value)
if create := vm.OpCode(typ) == vm.CREATE; !create {
fmt.Fprintf(t.out, "Pre-execution info:\n"+
" - from: `%v`\n"+
" - to: `%v`\n"+
" - data: `%#x`\n"+
" - gas: `%d`\n"+
" - value: `%v` wei\n",
from.String(), to.String(), input, gas, value)
} else {
fmt.Fprintf(t.out, "From: `%v`\nCreate at: `%v`\nData: `%#x`\nGas: `%d`\nValue `%v` wei\n",
from.String(), to.String(),
input, gas, value)
fmt.Fprintf(t.out, "Pre-execution info:\n"+
" - from: `%v`\n"+
" - create: `%v`\n"+
" - data: `%#x`\n"+
" - gas: `%d`\n"+
" - value: `%v` wei\n",
from.String(), to.String(), input, gas, value)
}

fmt.Fprintf(t.out, `
| Pc | Op | Cost | Stack | RStack | Refund |
|-------|-------------|------|-----------|-----------|---------|
| Pc | Op | Cost | Refund | Stack |
|-------|-------------|------|-----------|-----------|
`)
}

func (t *mdLogger) OnExit(depth int, output []byte, gasUsed uint64, err error, reverted bool) {
if depth == 0 {
fmt.Fprintf(t.out, "\nOutput: `%#x`\nConsumed gas: `%d`\nError: `%v`\n",
fmt.Fprintf(t.out, "\nPost-execution info:\n"+
" - output: `%#x`\n"+
" - consumed gas: `%d`\n"+
" - error: `%v`\n",
output, gasUsed, err)
}
}

// OnOpcode also tracks SLOAD/SSTORE ops to track storage change.
func (t *mdLogger) OnOpcode(pc uint64, op byte, gas, cost uint64, scope tracing.OpContext, rData []byte, depth int, err error) {
stack := scope.StackData()
fmt.Fprintf(t.out, "| %4d | %10v | %3d |", pc, vm.OpCode(op).String(), cost)
fmt.Fprintf(t.out, "| %4d | %10v | %3d |%10v |", pc, vm.OpCode(op).String(),
cost, t.env.StateDB.GetRefund())

if !t.cfg.DisableStack {
// format stack
Expand All @@ -401,7 +411,6 @@ func (t *mdLogger) OnOpcode(pc uint64, op byte, gas, cost uint64, scope tracing.
b := fmt.Sprintf("[%v]", strings.Join(a, ","))
fmt.Fprintf(t.out, "%10v |", b)
}
fmt.Fprintf(t.out, "%10v |", t.env.StateDB.GetRefund())
fmt.Fprintln(t.out, "")
if err != nil {
fmt.Fprintf(t.out, "Error: %v\n", err)
Expand Down