mCaptcha/templates/utils/isBlankString.ts
2021-05-06 12:56:53 +05:30

31 lines
1.1 KiB
TypeScript

/*
* Copyright (C) 2021 Aravinth Manivannan <realaravinth@batsense.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
const isBlankString = (value: string|number, field: string, event?: Event) => {
value = value.toString();
if (!value.replace(/\s/g, '').length) {
if (event !== undefined) {
event.preventDefault();
}
const msg = `${field} can't be empty`;
alert(msg);
throw new Error(msg);
}
return false;
};
export default isBlankString;