Michael Franklin

Hey @kfox1111, did you have any luck with Singularity? We're considering [Rootless Docker](https://docs.docker.com/engine/security/rootless/) as a method to get around running containers in a protected environment.

It would be good to add specifics for `if`, `else if` and `else`.

Yeah +1 to this, I've been mostly working out of the development spec and there have definitely been a few times where I've been unsure whether the feature has been...

~~Could we call it something like `slice`? Better aligns with other programming terminology and avoids confusing the function with anything related to sets.~~ Edit: I realised I was actually mistaken...

I haven't checked this exact example, but the GATK-sv pipeline has this, it validates in Cromwell but fails in MiniWDL. IMO it should fail to validate, WDL has a mechanism...

> "Absence of presence" isn't the same as "presence of absence" (in python) This is an extremely elegant explanation of this problem. I've been looking for a phrase to describe...

CWL has the behaviour, a null value will trigger the default to be applied: > The default value to use for this parameter if the parameter is missing from the...

I just fear the type-system. Pragmatically, `select_first` is the only way to turn X? -> X, although we shouldn't strictly consider the implementation - breaking this would break a lot...

I raised an issue which ended up being a duplicate but wanted to quote @jtratner answer [from here](https://github.com/openwdl/wdl/issues/333#issuecomment-531001021): > ```wdl > scatter(x in arr) { > String names = basename(x)...

Hey @patmagee, is there any way to gain some momentum on this feature request? Is list comprehension an acceptable approach? I'm happy to target something against a spec and implement...