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Diffstat (limited to 'cryptfs/log.go')
-rw-r--r--cryptfs/log.go16
1 files changed, 13 insertions, 3 deletions
diff --git a/cryptfs/log.go b/cryptfs/log.go
index 44cb84f..19d8b51 100644
--- a/cryptfs/log.go
+++ b/cryptfs/log.go
@@ -2,6 +2,7 @@ package cryptfs
import (
"encoding/json"
+ "fmt"
"log"
"os"
)
@@ -17,7 +18,10 @@ func JSONDump(obj interface{}) string {
// toggledLogger - a Logger than can be enabled and disabled
type toggledLogger struct {
+ // Enable or disable output
Enabled bool
+ // Panic after logging a message, useful in regression tests
+ PanicAfter bool
*log.Logger
}
@@ -26,12 +30,18 @@ func (l *toggledLogger) Printf(format string, v ...interface{}) {
return
}
l.Logger.Printf(format, v...)
+ if l.PanicAfter {
+ panic("PanicAfter: " + fmt.Sprintf(format, v...))
+ }
}
func (l *toggledLogger) Println(v ...interface{}) {
if !l.Enabled {
return
}
l.Logger.Println(v...)
+ if l.PanicAfter {
+ panic("PanicAfter: " + fmt.Sprintln(v...))
+ }
}
// As defined by http://elinux.org/Debugging_by_printing#Log_Levels
@@ -45,7 +55,7 @@ var Info *toggledLogger
var Warn *toggledLogger
func init() {
- Debug = &toggledLogger{false, log.New(os.Stdout, "", 0)}
- Info = &toggledLogger{true, log.New(os.Stdout, "", 0)}
- Warn = &toggledLogger{true, log.New(os.Stderr, "", 0)}
+ Debug = &toggledLogger{false, false, log.New(os.Stdout, "", 0)}
+ Info = &toggledLogger{true, false, log.New(os.Stdout, "", 0)}
+ Warn = &toggledLogger{true, false, log.New(os.Stderr, "", 0)}
}