union-find
A union-find data structure for maintaining disjoint sets.
merge-find
Implementation of Disjoint-set data structure algorithm (also called a union–find data structure or merge–find set).
array-union
Create an array of unique values, in order, from the input arrays
union-value
Set an array of unique values as the property of an object. Supports setting deeply nested properties using using object-paths/dot notation.