small bug fix - ignore Event mentions without arguments

Author: hmsklee

dist/tag/js/tag.min.js

@@ -34662,7 +34662,7 @@ var BratParser = function () {
           trigger = tokens[1],
           args = tokens.slice(2);
 
-      if (id > 0 && trigger) {
+      if (id > 0 && trigger & args.length > 0) {
         var split = trigger.split(this.re);
         if (split[0].length > 0 && mentions[split[1]]) {
 

src/js/parse/ann.js

@@ -238,7 +238,7 @@ class BratParser {
       trigger = tokens[1],
       args = tokens.slice(2);
 
-    if (id > 0 && trigger) {
+    if (id > 0 && trigger & args.length > 0) {
       let split = trigger.split(this.re);
       if (split[0].length > 0 && mentions[split[1]]) {