function dirFiles()

in src/Runner.js [95:134]

• 26 lines of code
• 6 McCabe index (conditional complexity)

function dirFiles (dir, callback, acc) {
  // acc stores files found so far and counts remaining paths to be processed
  acc = acc || { files: [], remaining: 1 };

  function done() {
    // decrement count and return if there are no more paths left to process
    if (!--acc.remaining) {
      callback(acc.files);
    }
  }

  fs.readdir(dir, (err, files) => {
    // if dir does not exist or is not a directory, bail
    // (this should not happen as long as calls do the necessary checks)
    if (err) throw err;

    acc.remaining += files.length;
    files.forEach(file => {
      let name = path.join(dir, file);
      fs.stat(name, (err, stats) => {
        if (err) {
          // probably a symlink issue
          process.stdout.write(
            'Skipping path "' + name + '" which does not exist.\n'
          );
          done();
        } else if (ignores.shouldIgnore(name)) {
          // ignore the path
          done();
        } else if (stats.isDirectory()) {
          dirFiles(name + '/', callback, acc);
        } else {
          acc.files.push(name);
          done();
        }
      });
    });
    done();
  });
}