Leon

Just so you know, these two comments also need to be updated. Since ListStreams' .span() now produces Some, these lines only need the PipelineData::Empty check (i.e. remove the mention of...

It should be interpreted as a command if an alias, def, or internal command for that bareword exists. I believe not recognising aliases or defs is a bug rather than...

Maybe, for the sake of coherence, supplying the same cell path twice to `select` should just be an error.

> Not a bug; I rely on this behaviour all the time. For example: > > I'm messing around with a pipeline, trying things out interactively: > > ```shell >...

Wait, `null` has to be falsy, right? Also, I wonder if this falsiness table should be used with `any` and `all`… Currently those have rather dubious behaviour when their closures...

It's not really a mistake per se (Python also does this, albeit with a simple, robust rule about what values are and aren't falsy) but it's not necessarily desirable for...

Hmm, good point. "Success" and "failure" are a bit more enlightening.

As someone who's worked on a single JS codebase for over 8 years, I'll say that TypeScript is pretty fire emoji though, which kind of says a lot about how...

Is this able to be closed now?

>Thanks. I think this is looking good but let's wait until after next release (Nov 8) to merge it; that will give us 3 weeks to test it internally before...