58 lines
1.7 KiB
Go
58 lines
1.7 KiB
Go
// Copyright 2020 The Hugo Authors. All rights reserved.
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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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// 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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package loggers
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import (
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"fmt"
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"strings"
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)
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// IgnorableLogger is a logger that ignores certain log statements.
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type IgnorableLogger interface {
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Logger
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Errorsf(statementID, format string, v ...interface{})
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}
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type ignorableLogger struct {
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Logger
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statements map[string]bool
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}
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// NewIgnorableLogger wraps the given logger and ignores the log statement IDs given.
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func NewIgnorableLogger(logger Logger, statements ...string) IgnorableLogger {
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statementsSet := make(map[string]bool)
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for _, s := range statements {
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statementsSet[strings.ToLower(s)] = true
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}
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return ignorableLogger{
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Logger: logger,
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statements: statementsSet,
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}
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}
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// Errorsf logs statementID as an ERROR if not configured as ignoreable.
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func (l ignorableLogger) Errorsf(statementID, format string, v ...interface{}) {
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if l.statements[statementID] {
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// Ignore.
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return
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}
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ignoreMsg := fmt.Sprintf(`
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If you feel that this should not be logged as an ERROR, you can ignore it by adding this to your site config:
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ignoreErrors = [%q]`, statementID)
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format += ignoreMsg
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l.Errorf(format, v...)
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}
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