trace

Documentation

Index

• func NewTraceWriter(w io.WriteCloser) *traceWriter
• func NilTracer() *nilTracer
• type Tracer

Functions

func NewTraceWriter

func NewTraceWriter(w io.WriteCloser) *traceWriter

NewTraceWriter return a tracer that will write the trace into w

func NilTracer

func NilTracer() *nilTracer

NilTracer instantiate a no-tracer

Types

type Tracer

type Tracer interface {
	Close() error                      // To close file
	Print(vs ...interface{})           // like fmt.Print(a,b,c ...)
	Printf(f string, s ...interface{}) // like fmt.Printf("%d: %s",1254,"Hello")
	LogPacket(s string, p []byte)      // to dump packet like hexdump -C f
	IsOn() bool                        // To check if trace is enabled
}

Tracer is the interface for a Tracer. It is implemented as a full tracer : traceWriter a no-tracer: nilTracer