word/edit: ignore failed binomial match

diff --git a/writer.js b/writer.js
index 78b104500bce2dabf02a8f7d1aa7bd1b060756fe..da403b2217ad31c75178ea6cb1cc958cf7f2d1f1 100644 (file)
--- a/writer.js
+++ b/writer.js
@@ -30,8 +30,8 @@ document.addEventListener('DOMContentLoaded', () => {
                                let wptext = json.parse.text['*'];
                                let transrow = document.getElementById('trans-la');
                                if (transrow && !transrow.value && wptext) {
-                                       transrow.value = wptext
-                                               .match(/ class="binomial">.*?<i>(.*?)<\/i>/)[1];
+                                       const binom = wptext.match(/ class="binomial">.*?<i>(.*?)<\/i>/);
+                                       transrow.value = binom[1]
                                }
 
                                // translations from language links