micro/logger/level.go

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package logger
// Level means logger level
type Level int8
const (
// TraceLevel level usually used to find bugs, very verbose
TraceLevel Level = iota - 2
// DebugLevel level used only when enabled debugging
DebugLevel
// InfoLevel level used for general info about what's going on inside the application
InfoLevel
// WarnLevel level used for non-critical entries
WarnLevel
// ErrorLevel level used for errors that should definitely be noted
ErrorLevel
// FatalLevel level used for critical errors and then calls `os.Exit(1)`
FatalLevel
)
// String returns logger level string representation
func (l Level) String() string {
switch l {
case TraceLevel:
return "trace"
case DebugLevel:
return "debug"
case InfoLevel:
return "info"
case WarnLevel:
return "warn"
case ErrorLevel:
return "error"
case FatalLevel:
return "fatal"
}
return "info"
}
// Enabled returns true if the given level is at or above this level.
func (l Level) Enabled(lvl Level) bool {
return lvl >= l
}
// ParseLevel converts a level string into a logger Level value.
// returns an InfoLevel if the input string does not match known values.
func ParseLevel(lvl string) Level {
switch lvl {
case TraceLevel.String():
return TraceLevel
case DebugLevel.String():
return DebugLevel
case InfoLevel.String():
return InfoLevel
case WarnLevel.String():
return WarnLevel
case ErrorLevel.String():
return ErrorLevel
case FatalLevel.String():
return FatalLevel
}
return InfoLevel
}