export function allNumbers(args) {
    for (let i = 0; i < args.length; ++i) {
        if (typeof args[i] !== 'number') return false
    }
    return true
}

export function oneNumber(args) {
    return args.length === 1 && typeof args[0] === 'number'
}

export default function create(pmath) {
    return pmath('number', [() => true, x => Number(x)])
}