Cater for body being nullish or empty

Fixes realyze#19
greglockwood · Jan 9, 2021 · 1c5dec2 · 1c5dec2
1 parent dea4054
commit 1c5dec2
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/github.js b/github.js
@@ -69,10 +69,11 @@ function readGHKey() {
  * @param {string} body
  */
 function upsertNavigationInBody(newNavigation, body) {
+ body = body || '';
  if (body.match(/<pr-train-toc>/)) {
  return body.replace(/<pr-train-toc>[^]*<\/pr-train-toc>/, newNavigation);
  } else {
- return body + '\n' + newNavigation;
+ return (body ? body + '\n' : '') + newNavigation;
  }
 }