language-python

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add Foldable, Traversable instances, Changelog.md

3

This adds the functionality mentioned in #71 .

ocramz

There are cases in which `stack build` crashes using the current configuration (#73 ) , but newer GHCs don't display that behaviour. Suggestion : bump to LTS-19.x (== GHC 9.0.2)

ocramz

'stack build' fails with a GHC panic !?

3

``` $ stack build ghc: panic! (the 'impossible' happened) (GHC version 8.2.2 for x86_64-apple-darwin): Prelude.chr: bad argument: 1543503875 Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug -- While building simple...

ocramz

Please add a CHANGELOG

1

Please add a change-log (also to the .cabal package).

andreasabel

Foldable and Traversable instances for Expr

1

I just noticed these instances are missing, and would be a valuable addition

ocramz

Compilation of module `Language.Python.Version3.Parser.Parser` (generated by `happy-1.20`) takes 15 min with GHC 8.0 - 8.4 (on a 2016 macbook pro). This is not a problem with GHC 7.10 or GHC...

andreasabel

Quoter

5

I needed a Quasiquoter, so I added a simple one (basically a wrapper for [dataToExp](https://hackage.haskell.org/package/template-haskell-2.12.0.0/docs/Language-Haskell-TH-Syntax.html#v:dataToExpQ). I had the existing test running through, with obviously no error, but didn't manage to...

Pagolin

iterable unpacking in comprehension shall not be parsed

1

# Summary In python3 (at least on 3.8.10), `star_expression` in comprehension is handled as a parse error. However, version 3 parser can parse the expression. Although this issue may not...

JackAllTrades-MoN

Absent of python 3.8 feature "assignment expression"

1

# Summary Assignment expression (https://www.python.org/dev/peps/pep-0572/) is not yet available on language-python. * result on ghci ``` *PyParser> import qualified Language.Python.Version3.Parser as PyParser *PyParser> PyParser.parseExpr "print(x := 2)" "" Left (UnexpectedToken...

JackAllTrades-MoN

combineSrcSpans has a hidden assumption

4

combineSrcSpans treats its first argument as the 'start' and second as the 'end', leading to strange behavior like combining (1,1-2) and (1,1) to get (1,1): ``` >>> x = SpanCoLinear...

BenjaminCosman