This file is indexed.

/usr/lib/nodejs/github-url-from-git/index.js is in node-github-url-from-git 1.1.1-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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var re = /^(?:https?:\/\/|git:\/\/)?(?:[^@]+@)?(gist.github.com|github.com)[:\/]([^\/]+\/[^\/]+?|[0-9]+)$/

module.exports = function(url){
  try {
    var m = re.exec(url.replace(/\.git$/, ''));
    var host = m[1];
    var path = m[2];
    return 'https://' + host + '/' + path;
  } catch (err) {
    // ignore
  }
};