From b2d920485f23a645d1ebc8ddefe450c7de93056c Mon Sep 17 00:00:00 2001
From: Thomas Weber <tommyweber33@gmail.com>
Date: Fri, 14 Aug 2020 18:06:40 -0500
Subject: [PATCH] Fix non-letter keys

---
 src/io/keyboard.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/io/keyboard.js b/src/io/keyboard.js
index 3e0fbb63..51729eb6 100644
--- a/src/io/keyboard.js
+++ b/src/io/keyboard.js
@@ -138,9 +138,9 @@ class Keyboard {
      */
     postData (data) {
         if (!data.key) return;
-        // tw: convert key to uppercase because of changes in _keyStringToScratchKey
+        // tw: convert single letter keys to uppercase because of changes in _keyStringToScratchKey
         const scratchKeyCased = this._keyStringToScratchKey(data.key);
-        const scratchKey = scratchKeyCased.toUpperCase();
+        const scratchKey = scratchKeyCased.length === 1 ? scratchKeyCased.toUpperCase() : scratchKeyCased;
         if (scratchKey === '') return;
         const index = this._keysPressed.indexOf(scratchKey);
         if (data.isDown) {