From 023b522d351167c0a085c82c890dbaf1d835b521 Mon Sep 17 00:00:00 2001
From: Eric Wollesen <ericw@xmtp.net>
Date: Fri, 15 Nov 2019 15:12:26 -0700
Subject: [PATCH] Guards against a panic in dropdown.SetCurrentOption(-1)

When SetCurrentOption is called, that option's Selected hook is called,
if present. However, should -1 (no selection) be passed, then the code
would panic with an index out of range error.
---
 dropdown.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/dropdown.go b/dropdown.go
index 58eee24..1d4a7af 100644
--- a/dropdown.go
+++ b/dropdown.go
@@ -434,8 +434,10 @@ func (d *DropDown) InputHandler() func(event *tcell.EventKey, setFocus func(p Pr
 				if d.selected != nil {
 					d.selected(d.options[d.currentOption].Text, d.currentOption)
 				}
-				if d.options[d.currentOption].Selected != nil {
-					d.options[d.currentOption].Selected()
+				if d.currentOption >= 0 && d.currentOption < len(d.options) {
+					if d.options[d.currentOption].Selected != nil {
+						d.options[d.currentOption].Selected()
+					}
 				}
 			}).SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
 				if event.Key() == tcell.KeyRune {