Data.Text.Internal.Fusion.Size

Warning: this is an internal module, and does not have a stable API or name. Functions in this module may not check or enforce preconditions expected by public modules. Use at your own risk!

Size hints.

Documentation

data Size

Instances

Eq Size

Num Size

Show Size

exactly :: Size -> Maybe Int

exactSize :: Int -> Size

maxSize :: Int -> Size

betweenSize :: Int -> Int -> Size

unknownSize :: Size

smaller :: Size -> Size -> Size

Minimum of two size hints.

larger :: Size -> Size -> Size

Maximum of two size hints.

upperBound :: Int -> Size -> Int

Compute the maximum size from a size hint, if possible.

lowerBound :: Int -> Size -> Int

Compute the maximum size from a size hint, if possible.

compareSize :: Size -> Int -> Maybe Ordering

isEmpty :: Size -> Bool