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/**

function that takes month number and its year and returns the number of days within it

* @param monthNumber.

* @param year.

e.g.: mahfoudh.arous@gmail.com -> true

e.g.: mahfoudh.arous.com ->false

*/

const getMonthDays = (monthNumber, year) => {

const the31DaysMonths = [1, 3, 5, 7, 8, 10, 12]

const the30DaysMonths = [4, 6, 9, 11]

if (!the31DaysMonths.includes(monthNumber) && !the30DaysMonths.includes(monthNumber) &&

(monthNumber !== 2)

) {

throw new TypeError('Invalid Month Number.')

}

if (the31DaysMonths.includes(monthNumber)) { return 31 }

if (the30DaysMonths.includes(monthNumber)) { return 30 }

// Check for Leap year

if (year % 4 === 0) {

if ((year % 100 !== 0) || (year % 100 === 0 && year % 400 === 0)) {

return 29

}

}

return 28

}

export { getMonthDays }