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Provides functionality missing from JS core in pure and functional style.


Provides functionality missing from the core JavaScript library, for the basic object types.

Stuff added includes things to work with sequences (arrays, and array-likes), sets (objects), strings, numbers, type and interface/duck-type checking and functions.


Black is licensed under the delicious and permissive MIT licence. you can happily copy, share, modify, sell or whatever — refer to the actual licence text for less information:

$ less LICENCE.txt