Copyright	(C) 2012-14 Edward Kmett
License	BSD-style (see the file LICENSE)
Maintainer	Edward Kmett <ekmett@gmail.com>
Stability	provisional
Portability	non-portable
Safe Haskell	Trustworthy
Language	Haskell98

Control.Lens.Empty

Description

Documentation

class AsEmpty a where Source

Minimal complete definition

Nothing

Methods

>>> isn't _Empty [1,2,3]
True

Instances

AsEmpty Ordering
AsEmpty ()
AsEmpty Event
AsEmpty All
AsEmpty Any
AsEmpty ByteString
AsEmpty ByteString
AsEmpty IntSet
AsEmpty Text
AsEmpty Text
AsEmpty [a]
AsEmpty a => AsEmpty (Dual a)
(Eq a, Num a) => AsEmpty (Sum a)
(Eq a, Num a) => AsEmpty (Product a)
AsEmpty (First a)
AsEmpty (Last a)
AsEmpty (Maybe a)
AsEmpty (IntMap a)
AsEmpty (Set a)
AsEmpty (Seq a)
AsEmpty (HashSet a)
AsEmpty (Vector a)
Storable a => AsEmpty (Vector a)
Unbox a => AsEmpty (Vector a)
(AsEmpty a, AsEmpty b) => AsEmpty (a, b)
AsEmpty (Map k a)
AsEmpty (HashMap k a)
(AsEmpty a, AsEmpty b, AsEmpty c) => AsEmpty (a, b, c)