Method updateSwitchToggleUI

chat/components/ChatInput.js:1563–1570

(toggle, enabled, enabledTitle, disabledTitle)

        } else {
            let prevSibling = deletedSpan.previousSibling;
            if (prevSibling?.nodeType === Node.TEXT_NODE) {
                nextRange.setStart(prevSibling, prevSibling.nodeValue?.length || 0);
            } else {
                const textNode = document.createTextNode('');
                deletedSpan.parentNode.insertBefore(textNode, deletedSpan);
                nextRange.setStart(textNode, textNode.nodeValue?.length || 0);
            }
        }
        nextRange.collapse(true);
        selection.removeAllRanges();
        selection.addRange(nextRange);