+ errlist

utils/errlist/errlist.go

@@ -0,0 +1,37 @@
+package errlist
+
+import (
+	"fmt"
+	"strings"
+)
+
+type ErrList struct {
+	errList []error
+}
+
+func New() *ErrList {
+	return &ErrList{}
+}
+
+func (l *ErrList) AddErr(err error) *ErrList {
+	if err != nil {
+		l.errList = append(l.errList, err)
+	}
+	return l
+}
+
+func (l *ErrList) GetErrListAsOne() (err error) {
+	errLen := len(l.errList)
+	if errLen > 0 {
+		if errLen == 1 {
+			err = l.errList[0]
+		} else {
+			errStrList := make([]string, errLen)
+			for k, v := range l.errList {
+				errStrList[k] = v.Error()
+			}
+			err = fmt.Errorf("总共%d个错误，详情如下：\n%s", errLen, strings.Join(errStrList, ",\n"))
+		}
+	}
+	return err
+}