source: frontend/node_modules/es-array-method-boxes-properly/index.js

module.exports = function properlyBoxed(method) {
        // Check node 0.6.21 bug where third parameter is not boxed
        var properlyBoxesNonStrict = true;
        var properlyBoxesStrict = true;
        var threwException = false;
        if (typeof method === 'function') {
                try {
                        // eslint-disable-next-line max-params
                        method.call('f', function (_, __, O) {
                                if (typeof O !== 'object') {
                                        properlyBoxesNonStrict = false;
                                }
                        });

                        method.call(
                                [null],
                                function () {
                                        'use strict';

                                        properlyBoxesStrict = typeof this === 'string'; // eslint-disable-line no-invalid-this
                                },
                                'x'
                        );
                } catch (e) {
                        threwException = true;
                }
                return !threwException && properlyBoxesNonStrict && properlyBoxesStrict;
        }
        return false;
};