@skhemata/skhemata-form/src/validator/lib/isBoolean.js

Skhemata Form Web Component. This web component can be used as base web component when working with forms and inputs.

import assertString from './util/assertString';

export default function isBoolean(str) {
  assertString(str);
  return (['true', 'false', '1', '0'].indexOf(str) >= 0);
}