Data.List.NonEmpty.Singleton

This module is meant to augment the Data.List.NonEmpty module. You may want to import both modules using the same alias. For example:

import qualified Data.List.NonEmpty as NonEmpty
import qualified Data.List.NonEmpty.Singleton as NonEmpty

Documentation

singleton :: a -> NonEmpty a

O(1) Create a non-empty list with a single element in it.

>>> singleton "pepperoni"
"pepperoni" :| []

If you want to create a regular list with a single element in it, consider using singleton from Data.List.Singleton.

Since: 1.0.0.0