happy: Happy is a parser generator for Haskell

The happy package

[Tags:bsd3, program, test]

Happy is a parser generator for Haskell. Given a grammar specification in BNF, Happy generates Haskell code to parse the grammar. Happy works in a similar way to the yacc tool for C.

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Properties

Versions 1.16, 1.17, 1.18, 1.18.1, 1.18.2, 1.18.4, 1.18.5, 1.18.6, 1.18.7, 1.18.8, 1.18.9, 1.18.10, 1.18.11, 1.19.0, 1.19.1, 1.19.2, 1.19.3, 1.19.4, 1.19.5 (info)
Change log CHANGES
Dependencies array, base (>=4.5 && <4.8), containers, mtl (>=1.0) [details]
License BSD3
Copyright (c) Andy Gill, Simon Marlow
Author Andy Gill and Simon Marlow
Maintainer Simon Marlow <marlowsd@gmail.com>
Category Development
Home page http://www.haskell.org/happy/
Bug tracker https://github.com/simonmar/happy/issues
Source repository head: git clone http://github.com/simonmar/happy.git
Uploaded Thu Nov 28 09:10:50 UTC 2013 by SimonMarlow
Updated Tue Jan 6 21:56:17 UTC 2015 by HerbertValerioRiedel to revision 2
Distributions Arch:1.19.5, Debian:1.19.5, Fedora:1.19.5, FreeBSD:1.19.5, LTSHaskell:1.19.5, NixOS:1.19.5, Stackage:1.19.5, Tumbleweed:1.19.5
Downloads 100002 total (5432 in the last 30 days)
Votes
0 []
Status Docs not available [build log]
Last success reported on 2015-05-30 [all 7 reports]
Hackage Matrix CI

Flags

NameDescriptionDefaultType
small_baseChoose the new smaller, split-up base package.EnabledAutomatic

Use -f <flag> to enable a flag, or -f -<flag> to disable that flag. More info

Downloads

Maintainer's Corner

For package maintainers and hackage trustees

Readme for happy

Readme for happy-1.19.2

This is Happy version 1.18, a parser generator for Haskell 98.

   http://www.haskell.org/happy/
   http://hackage.haskell.org/cgi-bin/hackage-scripts/package/happy

Happy is built using Cabal.  First install GHC, then:
 
  $ runhaskell Setup.lhs configure
  $ runhaskell Setup.lhs build
  $ runhaskell Setup.lhs install

Complete documentation can be found in the directory 'doc', in
DocBook XML format.  To format the documentation, the DocBook-Tools
suite (see http://www.http://sourceware.cygnus.com/docbook-tools/)
provides all the bits & pieces you need.  Alternatively, pre-formatted
documentation is available from Happy's homepage (URL above).

The directory 'examples' contains some example parsers that use Happy.

For information on copying and distributing this program, see the file
LICENSE in this directory.

Bug reports should be sent to marlowsd@gmail.com

Happy Parsing!

Simon.