Happy is a parser generator for Haskell.

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.

Happy

Happy is a parser generator for Haskell 98 (and later).

Happy Parsing!

Documentation

Documentation is hosted on Read the Docs:

• Online (HTML)
• PDF
• Downloadable HTML

For basic information of the sort typically found in a read-me, see the following sections of the docs:

• Introduction
• Obtaining Happy
• Contributing.