How to specify a list of directory in InputWorkDirRequirement

[steve]

Not sure if its exactly the same problem but this sounds kinda similar to the issue I was having here;

How to create a UUID inside CWL?

Due to the issue described here where input files with the same basename cause errors with a directory InitialWorkDirRequirement, I need to find a way to generate unique filenames that will not conflict with each other. Ideally, I would just use a Javascript expression inside my CWL to accomplish this, but I could not get any of these suggested methods to generate random strings to work (or they required huge amounts of custom code too large to easily use across many CWL’s). I did come up with…

You might be able to modify the solutions there to stage a directory of directories