github.com/waldiirawan/apm-agent-go/v2@v2.2.2/logger.go (about)

     1  // Licensed to Elasticsearch B.V. under one or more contributor
     2  // license agreements. See the NOTICE file distributed with
     3  // this work for additional information regarding copyright
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     5  // the Apache License, Version 2.0 (the "License"); you may
     6  // not use this file except in compliance with the License.
     7  // You may obtain a copy of the License at
     8  //
     9  //     http://www.apache.org/licenses/LICENSE-2.0
    10  //
    11  // Unless required by applicable law or agreed to in writing,
    12  // software distributed under the License is distributed on an
    13  // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    14  // KIND, either express or implied.  See the License for the
    15  // specific language governing permissions and limitations
    16  // under the License.
    17  
    18  package apm // import "github.com/waldiirawan/apm-agent-go/v2"
    19  
    20  // Logger is an interface for logging, used by the tracer
    21  // to log tracer errors and other interesting events.
    22  type Logger interface {
    23  	// Debugf logs a message at debug level.
    24  	Debugf(format string, args ...interface{})
    25  
    26  	// Errorf logs a message at error level.
    27  	Errorf(format string, args ...interface{})
    28  
    29  	// Warningf logs a message at warning level.
    30  	Warningf(format string, args ...interface{})
    31  }