37 lines
1.2 KiB
Go
37 lines
1.2 KiB
Go
/*
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* Copyright 2018 Expedia Group.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package haystack
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/*Logger defines a new logger interface*/
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type Logger interface {
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Info(format string, v ...interface{})
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Error(format string, v ...interface{})
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Debug(format string, v ...interface{})
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}
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/*NullLogger does nothing*/
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type NullLogger struct{}
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/*Error prints the error message*/
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func (logger NullLogger) Error(format string, v ...interface{}) {}
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/*Info prints the info message*/
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func (logger NullLogger) Info(format string, v ...interface{}) {}
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/*Debug prints the info message*/
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func (logger NullLogger) Debug(format string, v ...interface{}) {}
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