Fix panic for ReadPassword (chzyer#133)

abiosoft · chzyer · commit a4d5111b6178 · 2017-11-03T21:19:23.000+08:00
diff --git a/password.go b/password.go
@@ -25,6 +25,7 @@ func (o *opPassword) PasswordConfig() *Config {
 		InterruptPrompt: "\n",
 		EOFPrompt:       "\n",
 		HistoryLimit:    -1,
+		Painter:         &defaultPainter{},
 
 		Stdout: o.o.cfg.Stdout,
 		Stderr: o.o.cfg.Stderr,
