Update codeit.js

Author: benhatsor

lib/codeit.js

@@ -639,8 +639,17 @@ class CodeitElement extends HTMLElement {
             // wrap the text with matching opening and closing chars
             const wrappedText = event.key + textToWrap + close[open.indexOf(event.key)];
 
+            // delete current selection
+            cd.deleteCurrentSelection();
+
             // insert wrapped text
-            cd.insert(wrappedText);
+            cd.insert(wrappedText, { moveToEnd: false });
+            
+            // get caret pos in text
+            const pos = cd.getSelection();
+            
+            // restore pos in text
+            cd.setSelection(pos.start, (pos.start + wrappedText.length));
 
           } else {