keysForTree is currently deopting.

[stefanpenner]

https://github.com/broccolijs/broccoli-kitchen-sink-helpers/blob/master/index.js#L31-L41
https://github.com/broccolijs/broccoli-kitchen-sink-helpers/blob/master/index.js#L55-L62

these try/catches needs to be isolated from the rest of the function. This is easiest accomplished by extracting those blocks behaviors into there own functions.

Should be a quick fix

[luto]

grabbing this.

[stefanpenner]

@luto 👍