增加IsErr方法 + 相关单元测试

v10/default.go

@@ -22,7 +22,7 @@ import (
 func DefaultValidateRuleGenerateFunc(validateRule define.GenerateRuleExpressConfig) (express string, err error) {
 	ruleConfig := validateRule.Rule.Config()
 	if len(ruleConfig.ValidatorRule.String()) == 0 {
-		return "", errors.New("validate rule is empty")
+		return "", define.ErrValidatorRuleIsEmpty
 	}
 	if ruleConfig.WithoutParam {
 		// 验证规则不需要任何参数, 舍弃参数
@@ -30,13 +30,13 @@ func DefaultValidateRuleGenerateFunc(validateRule define.GenerateRuleExpressConf
 	}
 	// 验证参数数量
 	if ruleConfig.MinParamCnt > 0 && len(validateRule.ParamList) < ruleConfig.MinParamCnt {
-		return "", errors.New(ruleConfig.ValidatorRule.String() + " : validate rule param count is less than min param cnt -> " + fmt.Sprintf("%v", ruleConfig.MinParamCnt))
+		return "", errors.New(ruleConfig.ValidatorRule.String() + " : " + define.ErrValidatorRuleParamCntIsTooLess.Error() + "-> " + fmt.Sprintf("%v", ruleConfig.MinParamCnt))
 	}
 	if ruleConfig.MaxParamCnt > 0 && len(validateRule.ParamList) > ruleConfig.MaxParamCnt {
-		return "", errors.New(ruleConfig.ValidatorRule.String() + " : validate rule param count is more than max param cnt -> " + fmt.Sprintf("%v", ruleConfig.MaxParamCnt))
+		return "", errors.New(ruleConfig.ValidatorRule.String() + " :" + define.ErrValidatorRuleParamCntIsTooMore.Error() + " -> " + fmt.Sprintf("%v", ruleConfig.MaxParamCnt))
 	}
 	if ruleConfig.ParamCntMustEven && len(validateRule.ParamList)%2 != 0 {
-		return "", errors.New(ruleConfig.ValidatorRule.String() + " : validate rule param count should be even")
+		return "", errors.New(ruleConfig.ValidatorRule.String() + " : " + define.ErrValidatorRuleParamCntIsNotEven.Error())
 	}
 	paramStrList := make([]string, 0)
 	for _, param := range validateRule.ParamList {
@@ -52,7 +52,7 @@ func DefaultValidateRuleGenerateFunc(validateRule define.GenerateRuleExpressConf
 // Date : 11:44 2025/1/24
 func DefaultFieldValidateRuleGenerateFunc(fieldValidateRule define.FieldValidateGenerateConfig) (string, error) {
 	if len(fieldValidateRule.RuleGroup) == 0 && len(fieldValidateRule.RuleSimple.Rule.String()) == 0 {
-		return "", errors.New("rule group and rule simple all empty")
+		return "", define.ErrValidatorRuleGroupOrSimpleRuleAllEmpty
 	}
 	if len(fieldValidateRule.RuleGroup) == 0 {
 		// note: 当 fieldValidateRule.RuleGroup 不为空时, 会忽略 fieldValidateRule.RuleSimple 配置

v10/define/err.go

@@ -0,0 +1,34 @@
+// Package define ...
+//
+// Description : define ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2025-01-24 15:38
+package define
+
+import (
+	"errors"
+	"strings"
+)
+
+var (
+	ErrValidatorRuleIsEmpty           = errors.New("validator rule is empty")
+	ErrValidatorRuleParamCntIsTooLess = errors.New("validate rule param count is less than min param cnt")
+	ErrValidatorRuleParamCntIsTooMore = errors.New("validate rule param count is more than min param cnt")
+	ErrValidatorRuleParamCntIsNotEven = errors.New("validate rule param count is not even")
+
+	ErrValidatorRuleGroupOrSimpleRuleAllEmpty = errors.New("validator rule group or simple rule all empty")
+)
+
+// IsErr 是否指定类型Err
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 15:45 2025/1/24
+func IsErr(err error, subMsg string) bool {
+	if nil == err {
+		return false
+	}
+	return strings.Contains(err.Error(), subMsg)
+}

v10/define/err_test.go

@@ -0,0 +1,29 @@
+// Package define ...
+//
+// Description : define ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2025-01-24 15:46
+package define
+
+import (
+	"errors"
+	. "github.com/smartystreets/goconvey/convey"
+	"testing"
+)
+
+func TestIsErr(t *testing.T) {
+	Convey("传入error为nil", t, func() {
+		isErrRes := IsErr(nil, "")
+		So(isErrRes, ShouldBeFalse)
+	})
+	Convey("传入error为test类型", t, func() {
+		isErrRes := IsErr(errors.New("aaatestbbb"), "test")
+		So(isErrRes, ShouldBeTrue)
+	})
+	Convey("传入error非test类型", t, func() {
+		isErrRes := IsErr(errors.New("aaatecccstbbb"), "test")
+		So(isErrRes, ShouldBeFalse)
+	})
+}