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// Copyright The Notary Project 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 log provides logging functionality.
// 3rd party loggers that implement log.Logger: github.com/uber-go/zap.SugaredLogger
// and github.com/sirupsen/logrus.Logger.
package log
// Logger is implemented by users and/or 3rd party loggers.
// For example, github.com/uber-go/zap.SugaredLogger
// and github.com/sirupsen/logrus.Logger.
type Logger interface {
// Debug logs a debug level message.
Debug(args ...interface{})
// Debugf logs a debug level message with format.
Debugf(format string, args ...interface{})
// Debugln logs a debug level message. Spaces are always added between
// operands.
Debugln(args ...interface{})
// Info logs an info level message.
Info(args ...interface{})
// Infof logs an info level message with format.
Infof(format string, args ...interface{})
// Infoln logs an info level message. Spaces are always added between
// operands.
Infoln(args ...interface{})
// Warn logs a warn level message.
Warn(args ...interface{})
// Warnf logs a warn level message with format.
Warnf(format string, args ...interface{})
// Warnln logs a warn level message. Spaces are always added between
// operands.
Warnln(args ...interface{})
// Error logs an error level message.
Error(args ...interface{})
// Errorf logs an error level message with format.
Errorf(format string, args ...interface{})
// Errorln logs an error level message. Spaces are always added between
// operands.
Errorln(args ...interface{})
}
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