nixpkgs/pkgs/development/tools/parsing/alex/2.3.1.nix

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{ cabal, perl }:
cabal.mkDerivation (self: {
pname = "alex";
version = "2.3.1";
sha256 = "cdd42fd992a72fedeff1f38debc21aa315d90dc070f0945d7819c0bccd549a44";
isLibrary = false;
isExecutable = true;
buildTools = [ perl ];
meta = {
homepage = "http://www.haskell.org/alex/";
description = "Alex is a tool for generating lexical analysers in Haskell";
license = self.stdenv.lib.licenses.bsd3;
platforms = self.ghc.meta.platforms;
maintainers = [ self.stdenv.lib.maintainers.andres ];
};
})