var Files = java.nio.file.Files;
var PosixFilePermission = java.nio.file.attribute.PosixFilePermission;

var chmodAddExec = (file) => {
  file = $$.file(file);
  var perms = $$.set();
  perms.addAll(Files.getPosixFilePermissions(file.toPath()));
  perms.add(PosixFilePermission.OWNER_EXECUTE);
  Files.setPosixFilePermissions(file.toPath(), perms);
};

if (typeof exports == 'object') {
  exports.chmodAddExec = chmodAddExec;
}