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code/base-project/base-go-v2/internal/errs/validation.go

@@ -0,0 +1,19 @@
+package errs
+
+import "fmt"
+
+type ValidationError struct {
+	field   string
+	message string
+}
+
+func (e *ValidationError) Error() string {
+	return fmt.Sprintf("字段 %s: %s", e.field, e.message)
+}
+
+func NewValidationError(field, message string) error {
+	return &ValidationError{
+		field:   field,
+		message: message,
+	}
+}