libghc-email-validate-dev software package provides validate an email address string against RFC 5322, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libghc-email-validate-dev
libghc-email-validate-dev is installed in your system.
Make ensure the libghc-email-validate-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-email-validate-dev *
You will get with libghc-email-validate-dev package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Haskell |
| Package | libghc-email-validate-dev |
| Version | 0.2.8-1+b3 [amd64, i386, power |
| Description | validate an email address string against RFC 5322 |
| Sub Section | Haskell |