Cursor.List

Documentation

data ListCursor a

Constructors

ListCursor

Fields

• listCursorPrev :: [a]

  In reverse order

• listCursorNext :: [a]

Instances

Functor ListCursor

Defined in Cursor.List

Methods

fmap :: (a -> b) -> ListCursor a -> ListCursor b

(<$) :: a -> ListCursor b -> ListCursor a

Eq a => Eq (ListCursor a)

Defined in Cursor.List

Methods

(==) :: ListCursor a -> ListCursor a -> Bool

(/=) :: ListCursor a -> ListCursor a -> Bool

Show a => Show (ListCursor a)

Defined in Cursor.List

Methods

showsPrec :: Int -> ListCursor a -> ShowS

show :: ListCursor a -> String

showList :: [ListCursor a] -> ShowS

Generic (ListCursor a)

Defined in Cursor.List

Associated Types

type Rep (ListCursor a) :: Type -> Type

Methods

from :: ListCursor a -> Rep (ListCursor a) x

to :: Rep (ListCursor a) x -> ListCursor a

NFData a => NFData (ListCursor a)

Defined in Cursor.List

Methods

rnf :: ListCursor a -> ()

Validity a => Validity (ListCursor a)

Defined in Cursor.List

Methods

validate :: ListCursor a -> Validation

type Rep (ListCursor a)

Defined in Cursor.List

type Rep (ListCursor a) = D1 (MetaData "ListCursor" "Cursor.List" "cursor-0.3.0.0-4Hn80vYAl979Qxk54M4vdL" False) (C1 (MetaCons "ListCursor" PrefixI True) (S1 (MetaSel (Just "listCursorPrev") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 [a]) :*: S1 (MetaSel (Just "listCursorNext") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 [a])))

emptyListCursor :: ListCursor a

makeListCursor :: [a] -> ListCursor a

makeListCursorWithSelection :: Int -> [a] -> Maybe (ListCursor a)

rebuildListCursor :: ListCursor a -> [a]

listCursorNull :: ListCursor a -> Bool

listCursorLength :: ListCursor a -> Int

listCursorIndex :: ListCursor a -> Int

listCursorSelectPrev :: ListCursor a -> Maybe (ListCursor a)

listCursorSelectNext :: ListCursor a -> Maybe (ListCursor a)

listCursorSelectIndex :: Int -> ListCursor a -> ListCursor a

listCursorSelectStart :: ListCursor a -> ListCursor a

listCursorSelectEnd :: ListCursor a -> ListCursor a

listCursorPrevItem :: ListCursor a -> Maybe a

listCursorNextItem :: ListCursor a -> Maybe a

listCursorInsert :: a -> ListCursor a -> ListCursor a

listCursorAppend :: a -> ListCursor a -> ListCursor a

listCursorRemove :: ListCursor a -> Maybe (DeleteOrUpdate (ListCursor a))

listCursorDelete :: ListCursor a -> Maybe (DeleteOrUpdate (ListCursor a))

listCursorSplit :: ListCursor a -> (ListCursor a, ListCursor a)

listCursorCombine :: ListCursor a -> ListCursor a -> ListCursor a

traverseListCursor :: ([a] -> [a] -> f b) -> ListCursor a -> f b

foldListCursor :: ([a] -> [a] -> b) -> ListCursor a -> b