/** | |
* Return the part of domain without suffix. | |
* | |
* Example: for domain 'foo.com', the result would be 'foo'. | |
*/ | |
export default function getDomainWithoutSuffix( | |
domain: string, | |
suffix: string, | |
): string { | |
// Note: here `domain` and `suffix` cannot have the same length because in | |
// this case we set `domain` to `null` instead. It is thus safe to assume | |
// that `suffix` is shorter than `domain`. | |
return domain.slice(0, -suffix.length - 1); | |
} | |