How To Install ghc-transformers on CentOS 7
Introduction
In this tutorial we learn how to install ghc-transformers
on CentOS 7.
What is ghc-transformers
A portable library of functor and monad transformers, inspired by the paper “Functional Programming with Overloading and Higher-Order Polymorphism”, by Mark P Jones, in “Advanced School of Functional Programming”, 1995 (<http This package contains * the monad transformer class (in “Control.Monad.Trans.Class”) * concrete functor and monad transformers, each with associated operations and functions to lift operations associated with other transformers. It can be used on its own in portable Haskell code, or with the monad classes in the ‘mtl’ or ‘monads-tf’ packages, which automatically lift operations introduced by monad transformers through other transformers.
We can use yum
or dnf
to install ghc-transformers
on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install ghc-transformers.
Install ghc-transformers on CentOS 7 Using yum
Update yum database with yum
using the following command.
sudo yum makecache
After updating yum database, We can install ghc-transformers
using yum
by running the following command:
sudo yum -y install ghc-transformers
Install ghc-transformers on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf
using the following command.
sudo dnf makecache
After updating yum database, We can install ghc-transformers
using dnf
by running the following command:
sudo dnf -y install ghc-transformers
How To Uninstall ghc-transformers on CentOS 7
To uninstall only the ghc-transformers
package we can use the following command:
sudo dnf remove ghc-transformers
References
Summary
In this tutorial we learn how to install ghc-transformers
on CentOS 7 using yum
and dnf
.