Push an array of items into an array, while being robust against prototype modification
npm install safe-push-apply[![github actions][actions-image]][actions-url]
[![coverage][codecov-image]][codecov-url]
[![License][license-image]][license-url]
[![Downloads][downloads-image]][downloads-url]
[![npm badge][npm-badge-png]][package-url]
Push an array of items into an array, while being robust against prototype modification.
``sh`
npm install --save safe-push-apply
`js
var safePushApply = require('safe-push-apply');
var assert = require('assert');
var arr = [1, 2, 3];
var orig = Array.prototype[Symbol.iterator];
delete Array.prototype[Symbol.iterator];
assert.throws(() => {
try {
arr.push(...[3, 4, 5]);
} finally {
Array.prototype[Symbol.iterator] = orig;
}
}, 'array is not iterable anymore');
delete Array.prototype.push;
safePushApply(arr, [3, 4, 5]);
assert.deepEqual(arr, [1, 2, 3, 3, 4, 5]);
`
, and run npm test`[package-url]: https://npmjs.org/package/safe-push-apply
[npm-version-svg]: https://versionbadg.es/ljharb/safe-push-apply.svg
[deps-svg]: https://david-dm.org/ljharb/safe-push-apply.svg
[deps-url]: https://david-dm.org/ljharb/safe-push-apply
[dev-deps-svg]: https://david-dm.org/ljharb/safe-push-apply/dev-status.svg
[dev-deps-url]: https://david-dm.org/ljharb/safe-push-apply#info=devDependencies
[npm-badge-png]: https://nodei.co/npm/safe-push-apply.png?downloads=true&stars=true
[license-image]: https://img.shields.io/npm/l/safe-push-apply.svg
[license-url]: LICENSE
[downloads-image]: https://img.shields.io/npm/dm/safe-push-apply.svg
[downloads-url]: https://npm-stat.com/charts.html?package=safe-push-apply
[codecov-image]: https://codecov.io/gh/ljharb/safe-push-apply/branch/main/graphs/badge.svg
[codecov-url]: https://app.codecov.io/gh/ljharb/safe-push-apply/
[actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/ljharb/safe-push-apply
[actions-url]: https://github.com/ljharb/safe-push-apply/actions