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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
Basic pathfinding is a duplicate to many existing katas.
Errors are arbitrary and the expected handling is undefined. It is only possible via repeatedly failing against the tests and guess what the author wanted.
There are no sample tests.
There are no random tests either.
The user should have access to the utils namespace. It's annoying not having it when using an external editor