Clean up and formatting

README.md

@@ -3,7 +3,7 @@
 [![MIT](https://img.shields.io/github/license/rameel/ramstack.hotkey.js)](https://github.com/rameel/ramstack.hotkey.js/blob/main/LICENSE)
 
 The `@ramstack/hotkey` package is a very small and lightweight library for handling hotkeys.
-The library weighs around 1.4KB and approximately 800 bytes when gzipped.
+The library weighs around 1.3KB and approximately 800 bytes when gzipped.
 
 ## Installation
 

src/hotkey.ts

@@ -103,22 +103,17 @@ function describe(hotkey: string): Hotkey {
     const keys = hotkey.replace(/\s+/g, "").toLowerCase().split("+");
     const info = keys.reduce((data, k) => {
         k = aliases[k] ?? k;
-        switch (k) {
-            case "ctrl":
-            case "alt":
-            case "shift":
-            case "meta":
-                data[`${k}Key`] = true;
-                break;
-
-            default:
-                k.length || error_invalid_key(hotkey);
-                k = k.toUpperCase();
-
-                data.code = /^[A-Z]$/.test(k) ? `KEY${k}`
-                          : /^[0-9]$/.test(k) ? `DIGIT${k}`
-                          : k;
-                break;
+        if (/^(ctrl|alt|shift|meta)$/.test(k)) {
+            // @ts-ignore
+            data[`${k}Key`] = true;
+        }
+        else {
+            k.length || error_invalid_key(hotkey);
+            k = k.toUpperCase();
+
+            data.code = /^[A-Z]$/.test(k) ? `KEY${k}`
+                      : /^[0-9]$/.test(k) ? `DIGIT${k}`
+                      : k;
         }
         return data;
     }, {