{"ref_type":"branch","ref":"modprec","description":"A fork of Levy, originally by Bauer and Pretnar. The 'default' branch has some minor code fixes, more examples, and a top-level 'do' notation, the default_modprec branch fiddles with the parser, and the matching branch totally changes the parser (damn you, reduce/reduce errors) and adds support for user-defined datatypes.","master_branch":"master"}