Firefox 17-26 iterators throw a StopIteration object to indicate "done". This normalizes it.

Make array iteration easy when using async/await and Promises

Reuse objects and functions with style

Lowercase the keys of an object

Reduces an object to a value that is the accumulated result of running each property in the object through a callback.

Minimal zero-dependency utilities for using JavaScript Iterables in all environments.

Array methods for ES6 Iterators

ES2015 `Object.assign()` ponyfill

Returns true if an object was created by the `Object` constructor, or Object.create(null).

Recursive object extending

Returns true if a value is a plain object, array or function.

Deep diffs two objects, including nested structures of arrays and objects, and return the difference.

Copy static properties, prototype properties, and descriptors from one object to another.

Get an iterator for any JS language value. Works robustly across all environments, all versions.

Call a specified method on each value in the given object.

Returns true if the value is an object and not an array or null.

Recursively iterates over arrays and objects

Create an object path from a list or array of strings.

extend like a boss

Strongly-typed deep and recursive object merging. Considers all nested levels of objects, arrays, sets and maps.