Ticket #41545: 41545.6.diff

src/js/_enqueues/lib/comment-reply.js

@@ -95 +95 @@
                 cancelElement.addEventListener( 'touchstart', cancelEvent );
                 cancelElement.addEventListener( 'click',      cancelEvent );
 
+                // Submit the comment form when the user types CTRL or CMD + 'Enter'.
+                var submitFormHandler = function( e ) {
+                        if ( ( e.metaKey || e.ctrlKey ) && e.keyCode === 13 ) {
+                                commentFormElement.removeEventListener( 'keydown', submitFormHandler );
+                                e.preventDefault();
+                                // The submit button ID is 'submit' so we can't call commentFormElement.submit(). Click it instead.
+                                commentFormElement.submit.click();
+                                return false;
+                        }
+                }
+                commentFormElement.addEventListener( 'keydown', submitFormHandler );
+
                 var links = replyLinks( context );
                 var element;