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import requiredArgs from '../_lib/requiredArgs/index'
import { monthsInQuarter } from '../constants/index'
/**
* @name monthsToQuarters
* @category Conversion Helpers
* @summary Convert number of months to quarters.
*
* @description
* Convert a number of months to a full number of quarters.
*
* @param {number} months - number of months to be converted.
*
* @returns {number} the number of months converted in quarters
* @throws {TypeError} 1 argument required
*
* @example
* // Convert 6 months to quarters:
* const result = monthsToQuarters(6)
* //=> 2
*
* @example
* // It uses floor rounding:
* const result = monthsToQuarters(7)
* //=> 2
*/
export default function monthsToQuarters(months: number): number {
requiredArgs(1, arguments)
const quarters = months / monthsInQuarter
return Math.floor(quarters)
}
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