:: String -> Int is:exact -package:safe -package:speculate -package:hxt -package:ghc-lib-parser -package:gpolyline -package:polysemy -package:numeric-prelude -package:simple-cmd -package:hledger package:vty

wcswidth :: String -> Int
vty Graphics.Text.Width Graphics.Vty.Image
safeWcswidth :: String -> Int
vty Graphics.Text.Width Graphics.Vty.Image
Returns the display width of a string. Assumes all characters with unknown widths are 0 width.