Install libghc-regex-compat-tdfa-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-regex-compat-tdfa-doc
Description:
Unicode Support version of Text.Regex, using regex-tdfa; documentation
One module layer over regex-tdfa to replace Text.Regex. . regex-compat can't use Unicode characters correctly because of using regex-posix. This is not good for Unicode users. . This package provides a modified regex-compat that uses regex-tdfa for solving today's problem. . This package provides the documentation for a library for the Haskell programming language. See http://www.haskell.org/ for more information on Haskell.
Homepage: http://hub.darcs.net/shelarcy/regex-compat-tdfa
Version: 0.95.1.4-5build2
Section: universe/doc