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zapcore: Add ParseLevel #1047

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merged 5 commits into from Jan 13, 2022
Merged

zapcore: Add ParseLevel #1047

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fd2b68c
Add LevelFromString func
Techassi Jan 13, 2022
d34f022
Adjust UnmarshalLevel func
Techassi Jan 13, 2022
647e596
Apply suggestions from code review
abhinav Jan 13, 2022
6dca8e8
Add tests
Techassi Jan 13, 2022
b45b8a9
test: Minor nits
abhinav Jan 13, 2022
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15 changes: 15 additions & 0 deletions zapcore/level.go
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Expand Up @@ -55,6 +55,21 @@ const (
_maxLevel = FatalLevel
)

// UnmarshalLevel unmarshals a level based on the lower-case or all-caps ASCII
// representation of the log level. If the provided ASCII representation is
// invalid an error is returned.
//
// This is particularly useful when dealing with text input to configure log
// levels.
func UnmarshalLevel(text string) (Level, error) {
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level := DebugLevel
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err := level.UnmarshalText([]byte(text))
if err != nil {
return level, err
}
return level, nil
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}

// String returns a lower-case ASCII representation of the log level.
func (l Level) String() string {
switch l {
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