Sep 15, 2018
Tail-optimized functions in ReasonML
For that mechanism to work, you have to be sure you don’t do anything with the result of the recursive call other than return it as is. That way, you don’t have to return at all. The function instance that is called last evaluates the final result and returns it straight to the original callee.
Aug 17, 2018
TIL: Why ReasonML Has No Nullary Functions
“If you don’t provide all of a function’s parameters, you get a new function from the remaining parameters to the result. As a consequence, if you could actually provide no parameters at all, then func() would be the same as func and neither would actually call func.”