Question: Is there a variant of `MutableStateFlow.compareAndSet(expect, update)` where `update` is e...

# flow

[Chris Fillmore]

Question: Is there a variant of MutableStateFlow.compareAndSet(expect, update) where update is evaluated lazily?

[Chris Fillmore]

As far as I can see the answer is no, but this surprises me somewhat because it seems like it would be useful. Unless I’m missing some obvious problem?

[ephemient]

that would require locking whereas CAS can be done with lockless atomic constructs

[Chris Fillmore]

ok thanks for the insight!