rclone/vendor/google.golang.org/grpc/internal/grpclog/grpclog.go
2020-06-29 14:44:57 +01:00

118 lines
4.7 KiB
Go

/*
*
* Copyright 2020 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
// Package grpclog (internal) defines depth logging for grpc.
package grpclog
// Logger is the logger used for the non-depth log functions.
var Logger LoggerV2
// DepthLogger is the logger used for the depth log functions.
var DepthLogger DepthLoggerV2
// InfoDepth logs to the INFO log at the specified depth.
func InfoDepth(depth int, args ...interface{}) {
if DepthLogger != nil {
DepthLogger.InfoDepth(depth, args...)
} else {
Logger.Info(args...)
}
}
// WarningDepth logs to the WARNING log at the specified depth.
func WarningDepth(depth int, args ...interface{}) {
if DepthLogger != nil {
DepthLogger.WarningDepth(depth, args...)
} else {
Logger.Warning(args...)
}
}
// ErrorDepth logs to the ERROR log at the specified depth.
func ErrorDepth(depth int, args ...interface{}) {
if DepthLogger != nil {
DepthLogger.ErrorDepth(depth, args...)
} else {
Logger.Error(args...)
}
}
// FatalDepth logs to the FATAL log at the specified depth.
func FatalDepth(depth int, args ...interface{}) {
if DepthLogger != nil {
DepthLogger.FatalDepth(depth, args...)
} else {
Logger.Fatal(args...)
}
}
// LoggerV2 does underlying logging work for grpclog.
// This is a copy of the LoggerV2 defined in the external grpclog package. It
// is defined here to avoid a circular dependency.
type LoggerV2 interface {
// Info logs to INFO log. Arguments are handled in the manner of fmt.Print.
Info(args ...interface{})
// Infoln logs to INFO log. Arguments are handled in the manner of fmt.Println.
Infoln(args ...interface{})
// Infof logs to INFO log. Arguments are handled in the manner of fmt.Printf.
Infof(format string, args ...interface{})
// Warning logs to WARNING log. Arguments are handled in the manner of fmt.Print.
Warning(args ...interface{})
// Warningln logs to WARNING log. Arguments are handled in the manner of fmt.Println.
Warningln(args ...interface{})
// Warningf logs to WARNING log. Arguments are handled in the manner of fmt.Printf.
Warningf(format string, args ...interface{})
// Error logs to ERROR log. Arguments are handled in the manner of fmt.Print.
Error(args ...interface{})
// Errorln logs to ERROR log. Arguments are handled in the manner of fmt.Println.
Errorln(args ...interface{})
// Errorf logs to ERROR log. Arguments are handled in the manner of fmt.Printf.
Errorf(format string, args ...interface{})
// Fatal logs to ERROR log. Arguments are handled in the manner of fmt.Print.
// gRPC ensures that all Fatal logs will exit with os.Exit(1).
// Implementations may also call os.Exit() with a non-zero exit code.
Fatal(args ...interface{})
// Fatalln logs to ERROR log. Arguments are handled in the manner of fmt.Println.
// gRPC ensures that all Fatal logs will exit with os.Exit(1).
// Implementations may also call os.Exit() with a non-zero exit code.
Fatalln(args ...interface{})
// Fatalf logs to ERROR log. Arguments are handled in the manner of fmt.Printf.
// gRPC ensures that all Fatal logs will exit with os.Exit(1).
// Implementations may also call os.Exit() with a non-zero exit code.
Fatalf(format string, args ...interface{})
// V reports whether verbosity level l is at least the requested verbose level.
V(l int) bool
}
// DepthLoggerV2 logs at a specified call frame. If a LoggerV2 also implements
// DepthLoggerV2, the below functions will be called with the appropriate stack
// depth set for trivial functions the logger may ignore.
// This is a copy of the DepthLoggerV2 defined in the external grpclog package.
// It is defined here to avoid a circular dependency.
//
// This API is EXPERIMENTAL.
type DepthLoggerV2 interface {
// InfoDepth logs to INFO log at the specified depth. Arguments are handled in the manner of fmt.Print.
InfoDepth(depth int, args ...interface{})
// WarningDepth logs to WARNING log at the specified depth. Arguments are handled in the manner of fmt.Print.
WarningDepth(depth int, args ...interface{})
// ErrorDetph logs to ERROR log at the specified depth. Arguments are handled in the manner of fmt.Print.
ErrorDepth(depth int, args ...interface{})
// FatalDepth logs to FATAL log at the specified depth. Arguments are handled in the manner of fmt.Print.
FatalDepth(depth int, args ...interface{})
}