#has

Does this environment have the ability to set the [[Prototype]] of an object on creation with `__proto__`?

Check if a project is using Yarn

Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.

utility to check if a node has a property

Check if a string has ANSI escape codes

Returns true if a value exists, false if empty. Works with deeply nested values using object paths.

Basic object store with methods like get/set/extend/omit

Iterate over the own enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`.