55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
package simplelog
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import (
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"context"
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"fmt"
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"log/slog"
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"runtime"
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"time"
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"github.com/fatih/color"
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)
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type ConsoleHandler struct{}
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func NewConsoleHandler() *ConsoleHandler {
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return &ConsoleHandler{}
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}
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func (c *ConsoleHandler) Handle(ctx context.Context, record slog.Record) error {
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timestamp := time.Now().UTC().Format("2006-01-02T15:04:05.000Z07:00")
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var colorFunc func(format string, a ...interface{}) string
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switch record.Level {
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case slog.LevelInfo:
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colorFunc = color.New(color.FgBlue).SprintfFunc()
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case slog.LevelWarn:
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colorFunc = color.New(color.FgYellow).SprintfFunc()
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case slog.LevelError:
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colorFunc = color.New(color.FgRed).SprintfFunc()
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default:
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colorFunc = color.New(color.FgWhite).SprintfFunc()
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}
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// Get the caller information
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_, file, line, ok := runtime.Caller(5)
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if !ok {
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file = "???"
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line = 0
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}
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fmt.Println(colorFunc("%s [%s] %s:%d: %s", timestamp, record.Level, file, line, record.Message))
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return nil
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}
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func (c *ConsoleHandler) Enabled(ctx context.Context, level slog.Level) bool {
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return true
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}
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func (c *ConsoleHandler) WithAttrs(attrs []slog.Attr) slog.Handler {
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return c
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}
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func (c *ConsoleHandler) WithGroup(name string) slog.Handler {
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return c
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}
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