They address this directly - the only edge case with omiting semicolons is starting lines with ( or [ and they check this for you. See: <a href="https:&#x2F;&#x2F;github.com&#x2F;feross&#x2F;standard&#x2F;blob&#x2F;master&#x2F;RULES.md#semicolons" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;feross&#x2F;standard&#x2F;blob&#x2F;master&#x2F;RULES.md#semi...</a>