32 lines
671 B
Go
32 lines
671 B
Go
package logrus_test
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import (
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"os"
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"github.com/sirupsen/logrus"
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)
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type DefaultFieldHook struct {
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GetValue func() string
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}
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func (h *DefaultFieldHook) Levels() []logrus.Level {
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return logrus.AllLevels
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}
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func (h *DefaultFieldHook) Fire(e *logrus.Entry) error {
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e.Data["aDefaultField"] = h.GetValue()
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return nil
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}
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func ExampleDefaultFieldHook() {
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l := logrus.New()
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l.Out = os.Stdout
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l.Formatter = &logrus.TextFormatter{DisableTimestamp: true, DisableColors: true}
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l.AddHook(&DefaultFieldHook{GetValue: func() string { return "with its default value" }})
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l.Info("first log")
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// Output:
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// level=info msg="first log" aDefaultField="with its default value"
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}
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