51 lines
762 B
Go
51 lines
762 B
Go
package logger
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import (
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"errors"
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"strings"
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)
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const (
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Error Level = iota + 1
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Warn
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Info
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Debug
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)
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var ErrInvalidLogLevel = errors.New("unrecognized log level")
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// 指定打印日志时的级别
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type Level int
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var levels = map[Level]string{
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Error: "error",
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Warn: "warn",
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Info: "info",
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Debug: "debug",
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}
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func (lvl Level) String() string {
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return levels[lvl]
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}
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func (lvl Level) isAllowed(logLevel Level) bool {
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return lvl <= logLevel
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}
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// 根据给入的字符串返回日志级别的int值
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func (lvl *Level) UnmarshalText(text string) error {
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switch strings.ToLower(text) {
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case "debug":
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*lvl = Debug
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case "info":
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*lvl = Info
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case "warn":
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*lvl = Warn
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case "error":
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*lvl = Error
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default:
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return ErrInvalidLogLevel
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}
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return nil
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}
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