Feat: colorful log output for log prefix

go.mod

@@ -4,6 +4,7 @@ go 1.12
 
 require (
 	github.com/DATA-DOG/go-sqlmock v1.3.3
+	github.com/fatih/color v1.7.0
 	github.com/gin-contrib/sessions v0.0.1
 	github.com/gin-gonic/gin v1.4.0
 	github.com/go-ini/ini v1.50.0
@@ -11,6 +12,7 @@ require (
 	github.com/go-playground/universal-translator v0.16.0 // indirect
 	github.com/jinzhu/gorm v1.9.11
 	github.com/leodido/go-urn v1.2.0 // indirect
+	github.com/mattn/go-colorable v0.1.4 // indirect
 	github.com/mcuadros/go-version v0.0.0-20190830083331-035f6764e8d2
 	github.com/mojocn/base64Captcha v0.0.0-20190801020520-752b1cd608b2
 	github.com/pkg/errors v0.8.0

pkg/util/logger.go

@@ -2,6 +2,7 @@ package util
 
 import (
 	"fmt"
+	"github.com/fatih/color"
 	"time"
 )
 
@@ -23,9 +24,19 @@ type Logger struct {
 	level int
 }
 
+// 日志颜色
+var colors = map[string]func(a ...interface{}) string{
+	"Warning": color.New(color.FgYellow).Add(color.Bold).SprintFunc(),
+	"Panic":   color.New(color.BgRed).Add(color.Bold).SprintFunc(),
+	"Error":   color.New(color.FgRed).Add(color.Bold).SprintFunc(),
+	"Info":    color.New(color.FgCyan).Add(color.Bold).SprintFunc(),
+	"Debug":   color.New(color.FgWhite).Add(color.Bold).SprintFunc(),
+}
+
 // Println 打印
-func (ll *Logger) Println(msg string) {
+func (ll *Logger) Println(prefix string, msg string) {
-	fmt.Printf("%s %s\n", time.Now().Format("2006-01-02 15:04:05 -0700"), msg)
+	c := color.New()
+	_, _ = c.Printf("%s %s %s\n", colors[prefix]("["+prefix+"]"), time.Now().Format("2006-01-02 15:04:05 -0700"), msg)
 }
 
 // Panic 极端错误
@@ -33,8 +44,8 @@ func (ll *Logger) Panic(format string, v ...interface{}) {
 	if LevelError > ll.level {
 		return
 	}
-	msg := fmt.Sprintf("[Panic] "+format, v...)
+	msg := fmt.Sprintf(format, v...)
-	ll.Println(msg)
+	ll.Println("Panic", msg)
 	panic(msg)
 }
 
@@ -43,8 +54,8 @@ func (ll *Logger) Error(format string, v ...interface{}) {
 	if LevelError > ll.level {
 		return
 	}
-	msg := fmt.Sprintf("[Error] "+format, v...)
+	msg := fmt.Sprintf(format, v...)
-	ll.Println(msg)
+	ll.Println("Error", msg)
 }
 
 // Warning 警告
@@ -52,8 +63,8 @@ func (ll *Logger) Warning(format string, v ...interface{}) {
 	if LevelWarning > ll.level {
 		return
 	}
-	msg := fmt.Sprintf("[Warning] "+format, v...)
+	msg := fmt.Sprintf(format, v...)
-	ll.Println(msg)
+	ll.Println("Warning", msg)
 }
 
 // Info 信息
@@ -61,8 +72,8 @@ func (ll *Logger) Info(format string, v ...interface{}) {
 	if LevelInformational > ll.level {
 		return
 	}
-	msg := fmt.Sprintf("[Info] "+format, v...)
+	msg := fmt.Sprintf(format, v...)
-	ll.Println(msg)
+	ll.Println("Info", msg)
 }
 
 // Debug 校验
@@ -70,18 +81,18 @@ func (ll *Logger) Debug(format string, v ...interface{}) {
 	if LevelDebug > ll.level {
 		return
 	}
-	msg := fmt.Sprintf("[Debug] "+format, v...)
+	msg := fmt.Sprintf(format, v...)
-	ll.Println(msg)
+	ll.Println("Debug", msg)
 }
 
 // Print GORM 的 Logger实现
-func (ll *Logger) Print(v ...interface{}) {
+//func (ll *Logger) Print(v ...interface{}) {
-	if LevelDebug > ll.level {
+//	if LevelDebug > ll.level {
-		return
+//		return
-	}
+//	}
-	msg := fmt.Sprintf("[SQL] %s", v...)
+//	msg := fmt.Sprintf("[SQL] %s", v...)
-	ll.Println(msg)
+//	ll.Println(msg)
-}
+//}
 
 // BuildLogger 构建logger
 func BuildLogger(level string) {