JSON parse with prototype poisoning protection

Prototype related utils

The default blueprint for Embroider v2 addons.

Fastest way for creating null-prototype objects in JavaScript

Really Fast Deep Clone

`String` and `Number` to color prototype library

Base draggable class

Lighthouse Stack Packs

Simple event emitter

Push an array of items into an array, while being robust against prototype modification

Event emitter

string contains methods that aren't included in the vanilla JavaScript string such as escaping html, decoding html entities, stripping tags, etc.

Test whether a value has in its prototype chain a specified constructor as a prototype property.

Runtime library for TypeScript helper functions

Test if an object's prototype chain contains a provided prototype.

Implement prototypical inheritance by replacing the prototype of one constructor with the prototype of another constructor.

List of prototype properties for JavaScript types

A blazing fast deep object copier

Disable Ember's prototype extensions.

**Note:** More details on user side API can be found in [Jest documentation](https://jestjs.io/docs/mock-function-api).