Exit early if `navigator.onLine` is `false` (#70)
Exit early if `navigator.onLine` is `false` (#70)

Co-authored-by: Sindre Sorhus <734af6fcbad65feee4fc3cad1b3f8a05746ffb9a@gmail.com>

sindresorhus/is-online,sindresorhus/is-online