From 82da31b3e0e9acdfbca4c48eb12ab1f28515ba10 Mon Sep 17 00:00:00 2001 From: Joey Hess Date: Wed, 9 Jul 2014 22:11:31 -0400 Subject: propellor (0.8.1) unstable; urgency=medium * Run apt-get update in initial bootstrap. * --list-fields now includes a table of fields that are not currently set, but would be used if they got set. * Remove .gitignore from cabal file list, to avoid build failure on Debian. Closes: #754334 # imported from the archive --- src/Utility/Applicative.hs | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 src/Utility/Applicative.hs (limited to 'src/Utility/Applicative.hs') diff --git a/src/Utility/Applicative.hs b/src/Utility/Applicative.hs new file mode 100644 index 00000000..fd8944b2 --- /dev/null +++ b/src/Utility/Applicative.hs @@ -0,0 +1,16 @@ +{- applicative stuff + - + - Copyright 2012 Joey Hess + - + - License: BSD-2-clause + -} + +module Utility.Applicative where + +{- Like <$> , but supports one level of currying. + - + - foo v = bar <$> action v == foo = bar <$$> action + -} +(<$$>) :: Functor f => (a -> b) -> (c -> f a) -> c -> f b +f <$$> v = fmap f . v +infixr 4 <$$> -- cgit v1.3-2-g0d8e