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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | 1x 1x 12x 12x 12x 11x 11x 11x 12x 1x 11x | const defaultIndicator = '+32';
type IndicatorAndPhoneNumber = { indicator: string; rest: string };
export default function parseIndicator(
phoneNumber: string
): IndicatorAndPhoneNumber {
let indicator = defaultIndicator;
let rest = phoneNumber;
if (phoneNumber.startsWith('00') || phoneNumber.startsWith('+')) {
const [indi, ...r] = phoneNumber.split(' ');
indicator = indi!.replace('00', '+');
rest = r.join(' ');
}
if (rest === '')
throw new Error(
'Phone number is invalid: regional indicator is probably mixed with the rest of the number'
);
return { indicator, rest };
}
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