moved range check fix

Author: rhysburnie

src/At.vue

@@ -286,17 +286,17 @@ export default {
 
       const range = getPrecedingRange()
 
-      if (keep) {
-        // exit the function if the range is not inside this.$el
-        let container = range.commonAncestorContainer;
-        while (container) {
-          if (container === this.$el) break;
-          container = container.parentElement;
-          if (!container) return;
-        }
-      }
-
       if (range) {
+        if (keep) {
+          // exit the function if the range is not inside this.$el
+          let container = range.commonAncestorContainer;
+          while (container) {
+            if (container === this.$el) break;
+            container = container.parentElement;
+            if (!container) return;
+          }
+        }
+        
         const { atItems, avoidEmail, allowSpaces, showUnique } = this
 
         let show = true