19 lines
330 B
Go
19 lines
330 B
Go
|
package workflowpattern
|
||
|
|
|
||
|
|
import "fmt"
|
||
|
|
|
||
|
|
type TraceWriter interface {
|
||
|
|
Info(string, ...interface{})
|
||
|
|
}
|
||
|
|
|
||
|
|
type EmptyTraceWriter struct{}
|
||
|
|
|
||
|
|
func (*EmptyTraceWriter) Info(string, ...interface{}) {
|
||
|
|
}
|
||
|
|
|
||
|
|
type StdOutTraceWriter struct{}
|
||
|
|
|
||
|
|
func (*StdOutTraceWriter) Info(format string, args ...interface{}) {
|
||
|
|
fmt.Printf(format+"\n", args...)
|
||
|
|
}
|