diff options
author | Sergei Trofimovich <slyfox@gentoo.org> | 2017-02-16 08:36:18 +0000 |
---|---|---|
committer | Sergei Trofimovich <slyfox@gentoo.org> | 2017-02-16 10:21:54 +0000 |
commit | 29771599ef057766cb7554113cc04e255d399fc5 (patch) | |
tree | 16e4e1c6dc53d815eda14d90e054c21503bb4748 /dev-haskell/lens-family-core/metadata.xml | |
parent | dev-haskell/glut: bump up to 2.7.0.11 (diff) | |
download | gentoo-29771599ef057766cb7554113cc04e255d399fc5.tar.gz gentoo-29771599ef057766cb7554113cc04e255d399fc5.tar.bz2 gentoo-29771599ef057766cb7554113cc04e255d399fc5.zip |
dev-haskell/lens-family-core: new package, a depend of dev-haskell/persistent-2.6
Haskell 98 Lens Families
Package-Manager: Portage-2.3.3, Repoman-2.3.1
Diffstat (limited to 'dev-haskell/lens-family-core/metadata.xml')
-rw-r--r-- | dev-haskell/lens-family-core/metadata.xml | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/dev-haskell/lens-family-core/metadata.xml b/dev-haskell/lens-family-core/metadata.xml new file mode 100644 index 000000000000..291ddcbcd4f3 --- /dev/null +++ b/dev-haskell/lens-family-core/metadata.xml @@ -0,0 +1,25 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd"> +<pkgmetadata> + <maintainer type="project"> + <email>haskell@gentoo.org</email> + <name>Gentoo Haskell</name> + </maintainer> + <longdescription> + This package provides first class( ) functional references. + In addition to the usual operations of getting, setting and composition, plus integration with the state monad, lens families provide some unique features: + + * Polymorphic updating + + * Traversals + + * Cast projection functions to read-only lenses + + * Cast \"toList\" functions to read-only traversals + + * Cast semantic editor combinators to modify-only traversals. + + ( ) For optimal first-class support use the @lens-family@ package with rank 2 / rank N polymorphism. + "Lens.Family.Clone" allows for first-class support of lenses and traversals for those who require Haskell 98. + </longdescription> +</pkgmetadata> |