for-in
Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js
collection-visit
Visit a method over the items in an object, or map visit over the objects in an array.
object-visit
Call a specified method on each value in the given object.
merge-deep
Recursively merge values in a javascript object.