Little.Earley.Internal.Render

Render parse trees

data Box a

Constructors

Box

Fields

• height :: Int
• width :: Int
• contents :: a

Instances

Eq a => Eq (Box a)

Defined in Little.Earley.Internal.Render

Methods

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

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

Show a => Show (Box a)

Defined in Little.Earley.Internal.Render

Methods

showsPrec :: Int -> Box a -> ShowS

show :: Box a -> String

showList :: [Box a] -> ShowS

data PicTree

Constructors

PTBranch String [(Int, PicTree)]

PTCenterLine Int PicTree

PTEmpty

Instances

Eq PicTree

Defined in Little.Earley.Internal.Render

Methods

(==) :: PicTree -> PicTree -> Bool

(/=) :: PicTree -> PicTree -> Bool

Show PicTree

Defined in Little.Earley.Internal.Render

Methods

showsPrec :: Int -> PicTree -> ShowS

show :: PicTree -> String

showList :: [PicTree] -> ShowS

drawTree :: (n -> String) -> (c -> String) -> Tree n t c -> [String]

Draw a tree in the terminal.

ptLeaf :: String -> PicTree

drawPicTree :: Box PicTree -> [String]

drawLine :: [(Int, PicTree)] -> (String, [(Int, PicTree)])

drawElem :: (Int, PicTree) -> (String, [(Int, PicTree)])

drawConnector :: [Int] -> String

pasteCenter :: [a] -> [a] -> [a]

center :: Int -> String -> String

center_ :: a -> a -> Int -> [a] -> [a]

formatTree :: (n -> String) -> (c -> String) -> Tree n t c -> Box PicTree

prettyTree :: (PrettyPrint n, PrettyPrint c) => Tree n t c -> [String]

drawTree using prettyPrint to show symbols.