Line numbers: Fixed null reference (#2605)

PrismJS · Oct 24, 2020 · 7cdfe55 · 7cdfe55
1 parent 093c817
commit 7cdfe55
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diff --git a/plugins/line-numbers/prism-line-numbers.js b/plugins/line-numbers/prism-line-numbers.js
@@ -33,6 +33,9 @@
 			}
 
 			var lineNumberRows = element.querySelector('.line-numbers-rows');
+			if (!lineNumberRows) {
+				return;
+			}
 			var lineNumberStart = parseInt(element.getAttribute('data-start'), 10) || 1;
 			var lineNumberEnd = lineNumberStart + (lineNumberRows.children.length - 1);
 

diff --git a/plugins/line-numbers/prism-line-numbers.min.js b/plugins/line-numbers/prism-line-numbers.min.js