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// Logging helpers
package autosite
import (
"net/http"
"github.com/golang/glog"
)
// LoggerFunc returns a logger from a http request.
type LoggerFunc func(*http.Request) Logger
// Logger specifies logging functions.
//
// The methods are chosen to match the logging methods from
// appengine.Context, without needing to depend on appengine.
type Logger interface {
// Debugf formats its arguments according to the format, analogous to fmt.Printf,
// and records the text as a log message at Debug level.
Debugf(format string, args ...interface{})
// Infof is like Debugf, but at Info level.
Infof(format string, args ...interface{})
// Warningf is like Debugf, but at Warning level.
Warningf(format string, args ...interface{})
// Errorf is like Debugf, but at Error level.
Errorf(format string, args ...interface{})
// Criticalf is like Debugf, but at Critical level.
Criticalf(format string, args ...interface{})
}
// Glogger implements Logger using package glog.
//
// Note that Glogger should not be used on appengine, since attempting
// to write to disk causes a panic.
type Glogger struct{}
// Debugf formats its arguments according to the format, analogous to fmt.Printf,
// and records the text as a log message at Debug level.
func (Glogger) Debugf(format string, args ...interface{}) {
glog.V(1).Infof(format, args...)
}
// Infof is like Debugf, but at Info level.
func (Glogger) Infof(format string, args ...interface{}) {
glog.Infof(format, args...)
}
// Warningf is like Debugf, but at Warning level.
func (Glogger) Warningf(format string, args ...interface{}) {
glog.Warningf(format, args...)
}
// Errorf is like Debugf, but at Error level.
func (Glogger) Errorf(format string, args ...interface{}) {
glog.Errorf(format, args...)
}
// Criticalf is like Debugf, but at Critical level.
func (Glogger) Criticalf(format string, args ...interface{}) {
glog.Fatalf(format, args...)
}
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