haskell / alex

A lexical analyser generator for Haskell

https://hackage.haskell.org/package/alex

haskell/alex Issues

Alex generates code with unqualified imports, e.g. of `GHC.Exts`
Closed 6 months ago
Is it feasible to qualify imports from Prelude?
Updated 6 months ago2
Unused `import Data.Char` in `basic-bytestring` lexer
Closed 7 months ago2
`alexSetUserState`/`alexGetUserState` with `monadUserState-bytestring` wrapper
Closed 8 months ago6
Add option `--numeric-version`
Closed 10 months ago
Alex generates code that cannot be compiled by GHC 9.2
Closed 10 months ago13
How to build `alex` from git sources? Instructions in `README.md` are broken.
Updated a year ago3
upgrading problems with Cabal
Closed a year ago3
Deriving Ord for AlexPosn
Closed a year ago4
Alex PVP violation?
Closed a year ago2
makeLenses (w/ TemplateHaskell) changes the behavior of alex
Closed a year ago16
Is module DFS really needed?
Updated a year ago2
Functions `Sort.isort` and `Sort.insrt` not used
Closed a year ago2
Function `Util.brack` is not used
Closed a year ago
tiger.x example string parser bug
Closed a year ago3
Feature: allow the user to capture groups on regex
Updated a year ago4
Make `haskell.org/alex` redirect to `haskell-alex.readthedocs.io` ?
Closed 2 years ago6
UTF-8 and text 2.0
Updated 2 years ago2
website (bad link)
Closed 2 years ago10
haskell.org/alex is out of date
Closed 2 years ago5
Makefile (examples)
Closed 2 years ago2
spelling of `DFS.GForrest`
Closed 2 years ago3
Allow custom error types in monad wrappers
Updated 3 years ago6
Agda-style Lexing
Updated 3 years ago3
Use unsafeShiftR in utf8Encode
Updated 3 years ago3
Is this long columns of ints expected behaviour on the example?
Closed 3 years ago3
Haddocks on hackage
Closed 3 years ago1
Hackage releases don't pass tests on ghc 9.0
Closed 3 years ago1
Alex build failing with missing filepath at preprocessing step
Updated 3 years ago5
alex 3.2.7 fails to parse definitions which can pass alex 3.2.6
Closed 3 years ago13
New release
Closed 3 years ago3
Explore unboxed parser representations
Updated 3 years ago
Feature request: Add support for UTF8 bytestring wrappers (utf8-bytestring-basic, utf8-bytestring-posn...)
Updated 3 years ago1
Don't vendor Ranged-sets?
Updated 3 years ago2
GHC 9.2 does not understand code produced by `alex -g`
Closed 3 years ago10
User guide has wrong return type for `alexScanUser`
Closed 3 years ago1
Provide macros corresponding to the Unicode general categories
Updated 3 years ago11
alex-3.2.5 and 3.2.4 fail to build with ghc-9.0
Closed 3 years ago4
CI broke
Closed 4 years ago1
Release for GHC 9.0.1
Closed 4 years ago3
Alex fails to compile on Arch Linux
Closed 4 years ago2
Empty language crashes alex with (Array.!): undefined array element
Updated 4 years ago
Alex slow on big regular expressions
Updated 4 years ago
Allow multiple digits in repetitions for regular expressions
Closed 5 years ago
ghc-8.8.x can't compile default_typeclass.n.hs
Closed 5 years ago5
Report multiple errors in Alex monad
Updated 5 years ago
On v3.2.4, when using monad wrappers, haskell errors with a variable not in scope (`alexEOF`).
Closed 5 years ago
Builtin support for nested comments or a canonical way to handle them
Updated 6 years ago1
Some tests fail on aarch64
Closed 6 years ago1
New release needed for recent GHC / Cabal versions
Closed 6 years ago7