diff --git a/core/vm/logger.go b/core/vm/logger.go index 17a9c9ec3f..b73b13bd97 100644 --- a/core/vm/logger.go +++ b/core/vm/logger.go @@ -196,20 +196,27 @@ func (l *StructLogger) StructLogs() []StructLog { // WriteTrace writes a formatted trace to the given writer func WriteTrace(writer io.Writer, logs []StructLog) { for _, log := range logs { - fmt.Fprintf(writer, "%-10spc=%08d gas=%v cost=%v", log.Op, log.Pc, log.Gas, log.GasCost) + fmt.Fprintf(writer, "%-16spc=%08d gas=%v cost=%v", log.Op, log.Pc, log.Gas, log.GasCost) if log.Err != nil { fmt.Fprintf(writer, " ERROR: %v", log.Err) } - fmt.Fprintf(writer, "\n") + fmt.Fprintln(writer) - for i := len(log.Stack) - 1; i >= 0; i-- { - fmt.Fprintf(writer, "%08d %x\n", len(log.Stack)-i-1, math.PaddedBigBytes(log.Stack[i], 32)) + if len(log.Stack) > 0 { + fmt.Fprintln(writer, "Stack:") + for i := len(log.Stack) - 1; i >= 0; i-- { + fmt.Fprintf(writer, "%08d %x\n", len(log.Stack)-i-1, math.PaddedBigBytes(log.Stack[i], 32)) + } } - - fmt.Fprint(writer, hex.Dump(log.Memory)) - - for h, item := range log.Storage { - fmt.Fprintf(writer, "%x: %x\n", h, item) + if len(log.Memory) > 0 { + fmt.Fprintln(writer, "Memory:") + fmt.Fprint(writer, hex.Dump(log.Memory)) + } + if len(log.Storage) > 0 { + fmt.Fprintln(writer, "Storage:") + for h, item := range log.Storage { + fmt.Fprintf(writer, "%x: %x\n", h, item) + } } fmt.Fprintln(writer) }