[log] change helper func
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@ -17,21 +17,21 @@ func NewFilter(next Logger, options ...Option) Logger {
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return l
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}
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// NewFilterByLevel wraps next and implements filtering based on a given level.
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// Error is returned if level is not info, error or debug.
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func NewFilterByLevel(next Logger, lvl string) (Logger, error) {
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var option Option
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// AllowLevel returns an option for the given level or error if no option exist
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// for such level.
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func AllowLevel(lvl string) (Option, error) {
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switch lvl {
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case "info":
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option = AllowInfo()
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case "debug":
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option = AllowDebug()
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return AllowDebug(), nil
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case "info":
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return AllowInfo(), nil
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case "error":
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option = AllowError()
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return AllowError(), nil
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case "none":
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return AllowNone(), nil
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default:
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return nil, fmt.Errorf("Expected either \"info\", \"debug\" or \"error\" log level, given %v", lvl)
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return nil, fmt.Errorf("Expected either \"info\", \"debug\", \"error\" or \"none\" level, given %s", lvl)
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}
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return NewFilter(next, option), nil
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}
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type filter struct {
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