Brian J. Cardiff comments

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                                            Brian J. Cardiff

puts in a multithreaded environment

The array to_s algorithm needs to be reviewed also since the detection of recursive values is not thread safe

Remember "Choose a language for" choice on `cabal init`

Sure! I see that `languagePrompt :: Interactive m => InitFlags -> String -> m Language` is where things are asked. `InitFlags` are a subset of the information present in `.cabal`...

Remember "Choose a language for" choice on `cabal init`

I have an implementation for this in #10115, we can discuss the implementation over there.

Add `Time::EpochConverter`?

Seems a reasonable addition to `./src/serializable.cr` 👍

Add the ability to create a dynamic library

It would be really nice. There have been some efforts in that direction, but Crystal is not there yet Maybe #241 and [this Makefile](https://github.com/manastech/crystal_ruby/blob/master/Makefile) could help a bit. But have...

Add the ability to create a dynamic library

@sheosi Not at all! It wasn't an easy search. Also gave in mind that `fun` functions are like C externals, they can be referenced by name when loading. Other `def`...

Allow array destructuring to produce nil values

@watzon a minor correction, it produces an `Index out of bounds (IndexError)` and not an `Overflow Error`

pcre package dependency is disappearing

I wonder, should we have regex as an optional feature in the compiler? once pcre1 disappears bootstrapping crystal will become harder. We can't be ready for everything to disappear, but...

pcre package dependency is disappearing

Yes, tangent. > Old compiler versions still need pcre1 and I don't suppose we'll remove regex from older versions. No. But maybe it will be worth back porting. I don't...

Can we have reusable queries in a metrics board?

Is possible as it's possible to implement? or it's possible as an existing feature? If so, how? Being able to compose queries in the metrics board would be a game...