no-useless-return

A bare return; is for leaving a function early. If nothing would run after it anyway, it doesn't change anything and you can delete it.

--fix removes the statement.

Configure

Off by default. To turn it on:

[lint.rules]
"no-useless-return" = "error" # or "warn"

Examples

Reported:

function reset(form) {
  form.clear();
  return;
}

function notify(user) {
  if (user.muted) {
    return;
  } else {
    send(user);
  }
}

Not reported:

function reset(form) {
  form.clear();
}

function notify(user) {
  if (user.muted) {
    return;
  }
  send(user);
}

function find(id) {
  return undefined;
}