Function linkifyIssueReferences

src/utils/markdown.ts:710–723

* Replaces owner/repo#123 references with clickable hyperlinks to GitHub.

(text: string)

 * Replaces owner/repo#123 references with clickable hyperlinks to GitHub.
 */
function linkifyIssueReferences(text: string): string {
  if (!supportsHyperlinks()) {
    return text
  }
  return text.replace(
    ISSUE_REF_PATTERN,
    (_match, prefix, repo, num) =>
      prefix +
      createHyperlink(
        `https://github.com/${repo}/issues/${num}`,
        `${repo}#${num}`,
      ),
  )
}

function numberToLetter(n: number): string {
  let result = ''