Bug fix: javascript error on empty vec(). Fixes #130

asciimath · Jul 12, 2021 · 36b3cb0 · 36b3cb0
1 parent c70e249
commit 36b3cb0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ASCIIMathML.js b/ASCIIMathML.js
@@ -736,7 +736,7 @@ function AMparseSexpr(str) { //parses str and returns [node,tailstr]
 		(result[0].nodeName=="mrow" && result[0].childNodes.length==1
 			&& result[0].firstChild.firstChild.nodeValue !== null
 			&& result[0].firstChild.firstChild.nodeValue.length==1) ||
-		(result[0].firstChild.nodeValue !== null
+		(result[0].firstChild && result[0].firstChild.nodeValue !== null
 			&& result[0].firstChild.nodeValue.length==1) )) {
 			accnode.setAttribute("stretchy",false);
         }