<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd"> <pkgmetadata> <maintainer type="project"> <email>haskell@gentoo.org</email> <name>Gentoo Haskell</name> </maintainer> <longdescription> This package contains the generics system described in the "Scrap Your Boilerplate" papers (see http://www.cs.uu.nl/wiki/GenericProgramming/SYB). It defines the 'Data' class of types permitting folding and unfolding of constructor applications, instances of this class for primitive types, and a variety of traversals. </longdescription> </pkgmetadata>