import { createDuration } from ‘./create’;
function addSubtract (duration, input, value, direction) {
var other = createDuration(input, value); duration._milliseconds += direction * other._milliseconds; duration._days += direction * other._days; duration._months += direction * other._months; return duration._bubble();
}
// supports only 2.0-style add(1, ‘s’) or add(duration) export function add (input, value) {
return addSubtract(this, input, value, 1);
}
// supports only 2.0-style subtract(1, ‘s’) or subtract(duration) export function subtract (input, value) {
return addSubtract(this, input, value, -1);
}