chore: consistently use `errors.Cause` for identifying error types (#7264)

1 files changed, 5 insertions, 1 deletions

diff --git a/internal/auth/auth.go b/internal/auth/auth.go
index 2ae012d3..c1fef5fc 100644
--- a/internal/auth/auth.go
+++ b/internal/auth/auth.go
@@ -7,6 +7,8 @@ package auth
 import (
 	"fmt"
 
+	"github.com/pkg/errors"
+
 	"gogs.io/gogs/internal/errutil"
 )
 
@@ -40,8 +42,10 @@ type ErrBadCredentials struct {
 	Args errutil.Args
 }
 
+// IsErrBadCredentials returns true if the underlying error has the type
+// ErrBadCredentials.
 func IsErrBadCredentials(err error) bool {
-	_, ok := err.(ErrBadCredentials)
+	_, ok := errors.Cause(err).(ErrBadCredentials)
 	return ok
 }