libghc-pretty-simple-dev 2.2.0.1-1build1 (amd64 binary) in ubuntu groovy

 Features:
  * Easy-to-read
   - Complex data types are simple to understand.
  * Color
   - Prints in color using ANSI escape codes.
   - It is possible to print without color by using the pPrintNoColor
     function
  * Rainbow Parentheses
   - Easy to understand deeply nested data types
  * Configurable Indentation
   - Amount of indentation is configurable with the pPrintOpt function
  * Fast
   - No problem pretty-printing data types thousands of lines long
  * Works with any data type with a Show instance
   - Some common Haskell data types have a Show instance that produces
     non-valid Haskell code. pretty-simple will pretty-print even these
     data types
 .
 This package provides a library for the Haskell programming language.
 See http://www.haskell.org/ for more information on Haskell.