1、初始化项目

common/middleware/customerror.go

@@ -0,0 +1,61 @@
+package middleware
+
+import (
+	"fmt"
+	"net/http"
+	"runtime"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/gin-gonic/gin"
+)
+
+func CustomError(c *gin.Context) {
+	defer func() {
+		if err := recover(); err != nil {
+
+			if c.IsAborted() {
+				c.Status(200)
+			}
+			switch errStr := err.(type) {
+			case string:
+				p := strings.Split(errStr, "#")
+				if len(p) == 3 && p[0] == "CustomError" {
+					statusCode, e := strconv.Atoi(p[1])
+					if e != nil {
+						break
+					}
+					c.Status(statusCode)
+					fmt.Println(
+						time.Now().Format("2006-01-02 15:04:05"),
+						"[ERROR]",
+						c.Request.Method,
+						c.Request.URL,
+						statusCode,
+						c.Request.RequestURI,
+						c.ClientIP(),
+						p[2],
+					)
+					c.JSON(http.StatusOK, gin.H{
+						"code": statusCode,
+						"msg":  p[2],
+					})
+				} else {
+					c.JSON(http.StatusOK, gin.H{
+						"code": 500,
+						"msg":  errStr,
+					})
+				}
+			case runtime.Error:
+				c.JSON(http.StatusOK, gin.H{
+					"code": 500,
+					"msg":  errStr.Error(),
+				})
+			default:
+				panic(err)
+			}
+		}
+	}()
+	c.Next()
+}