export const readDirFiles = async (path: string) => {
  return readDirFiltered(path, (file) => file.isFile);
};

export const readDirDirs = async (path: string) => {
  return readDirFiltered(path, (file) => file.isDirectory);
};

export const readDirFiltered = async (
  path: string,
  filter: (file: Deno.DirEntry) => boolean,
) => {
  const files: string[] = [];
  for await (const file of Deno.readDir(path)) {
    if (filter(file)) {
      files.push(file.name);
    }
  }
  return files;
};