From 8d40179a73fe5942707cd43f9c0463dee53eedd8 Mon Sep 17 00:00:00 2001
From: TorchedSammy <38820196+TorchedSammy@users.noreply.github.com>
Date: Sat, 10 Dec 2022 17:27:42 -0400
Subject: [PATCH] fix(readline): dont do anything if length of input rune slice
 is 0

this fixes an issue when readline splits multiline input.
sometimes, the multiple lines just end up being "stray?"
inputs of enter plus a newline. this can happen if a user attempts
to prefire the enter key while a command is running, for example
---
 readline/readline.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/readline/readline.go b/readline/readline.go
index dc8407c..f1d6c96 100644
--- a/readline/readline.go
+++ b/readline/readline.go
@@ -546,6 +546,10 @@ func (rl *Instance) Readline() (string, error) {
 // entry readline is currently configured for and then update the line entries
 // accordingly.
 func (rl *Instance) editorInput(r []rune) {
+	if len(r) == 0 {
+		return
+	}
+
 	switch rl.modeViMode {
 	case VimKeys:
 		rl.vi(r[0])