calls back to the apps' main/argv.go but what next?

1 files changed, 13 insertions, 2 deletions

diff --git a/exit.go b/exit.go
index 5d629e3..f53c1b6 100644
--- a/exit.go
+++ b/exit.go
@@ -30,11 +30,22 @@ func (pb *Auto) BadExit(msg string, err error) {
 	if myAuto.appExit != nil {
 		myAuto.appExit()
 	}
+	// print out errors. this handles wrapped errors which is a useful
 	if err != nil {
-		log.Info(err)
+		if u, ok := err.(interface{ Unwrap() []error }); ok {
+			// If it does, call the method to get the slice of errors.
+			allerr := u.Unwrap()
+			for _, e := range allerr {
+				log.Info("Error:", e)
+			}
+		} else {
+			// If it's not a joined error, you can fall back to the single-unwrap loop.
+			log.Info("Error:", err)
+		}
 	}
+
 	dur := time.Since(pb.Ctime.AsTime())
-	log.Infof("%s: %s (%s)\n", pb.Argname, msg, cobol.FormatDuration(dur))
+	log.Infof("%s error: %s (%s)\n", pb.Argname, msg, cobol.FormatDuration(dur))
 	os.Exit(-1)
 }