function couldNumberBelongToCountry(number, country, metadata) {
	const intlPhoneNumberPrefix = getInternationalPhoneNumberPrefix(country, metadata)
	let i = 0
	while (i < number.length && i < intlPhoneNumberPrefix.length) {
		if (number[i] !== intlPhoneNumberPrefix[i]) {
			return false
		}
		i++
	}
	return true
}
Checks if a partially entered E.164 phone number could belong to a country.
@param  {string} number
@param  {string} country
@return {boolean}