Update repo-code.ts

Author: kerwin612

web_src/js/features/repo-code.ts

@@ -14,7 +14,7 @@ function changeHash(hash: string) {
 // it selects the code lines defined by range: `L1-L3` (3 lines) or `L2` (singe line)
 function selectRange(range: string): Element {
   for (const el of document.querySelectorAll('.code-view tr.active')) el.classList.remove('active');
-  const elLineNums = document.querySelectorAll(`.code-view td.lines-num span[id^="L"]`);
+  const elLineNums = document.querySelectorAll(`.code-view td.lines-num span[data-line-number]`);
 
   const refInNewIssue = document.querySelector('a.ref-in-new-issue');
   const copyPermalink = document.querySelector('a.copy-line-permalink');