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/*
* Copyright 2020 Adobe. All rights reserved.
* This file is licensed to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
* OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
import {CalendarDate, CalendarDateTime} from './CalendarDate';
export type Mutable<T> = {
-readonly[P in keyof T]: T[P]
};
export function mod(amount: number, numerator: number): number {
return amount - numerator * Math.floor(amount / numerator);
}
export function copy(date: CalendarDate): Mutable<CalendarDate> {
if (date.era) {
return new CalendarDate(date.calendar, date.era, date.year, date.month, date.day);
} else {
return new CalendarDate(date.calendar, date.year, date.month, date.day);
}
}
export function copyDateTime(date: CalendarDateTime): Mutable<CalendarDateTime> {
if (date.era) {
return new CalendarDateTime(date.calendar, date.era, date.year, date.month, date.day, date.hour, date.minute, date.second, date.millisecond);
} else {
return new CalendarDateTime(date.calendar, date.year, date.month, date.day, date.hour, date.minute, date.second);
}
}
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