go-vise

Constrained Size Output Virtual Machine
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logging.go (1085B)

      1 package logging
      2 
      3 import (
      4 	"context"
      5 	"io"
      6 	"os"
      7 )
      8 
      9 const (
     10 	LVL_NONE = iota
     11 	LVL_ERROR
     12 	LVL_WARN
     13 	LVL_INFO
     14 	LVL_DEBUG
     15 	LVL_TRACE
     16 )
     17 
     18 var (
     19 	levelStr = map[int]string{
     20 		LVL_ERROR: "E",	
     21 		LVL_WARN: "W",	
     22 		LVL_INFO: "I",	
     23 		LVL_DEBUG: "D",	
     24 		LVL_TRACE: "T",	
     25 	}
     26 )
     27 
     28 var (
     29 	LogWriter = os.Stderr
     30 )
     31 
     32 
     33 func AsString(level int) string {
     34 	return levelStr[level]	
     35 }
     36 
     37 
     38 type Logger interface {
     39 	Writef(w io.Writer, level int, msg string, args ...any)
     40 	WriteCtxf(ctx context.Context, w io.Writer, level int, msg string, args ...any)
     41 	Printf(level int, msg string, args ...any)
     42 	PrintCtxf(ctx context.Context, level int, msg string, args ...any)
     43 	Tracef(msg string, args ...any)
     44 	TraceCtxf(ctx context.Context, msg string, args ...any)
     45 	Debugf(msg string, args ...any)
     46 	DebugCtxf(ctx context.Context, msg string, args ...any)
     47 	Infof(msg string, args ...any)
     48 	InfoCtxf(ctx context.Context, msg string, args ...any)
     49 	Warnf(msg string, args ...any)
     50 	WarnCtxf(ctx context.Context, msg string, args ...any)
     51 	Errorf(msg string, args ...any)
     52 	ErrorCtxf(ctx context.Context, msg string, args ...any)
     53 }
     54