How To Install ShellCheck on CentOS 7
Introduction
In this tutorial we learn how to install ShellCheck on CentOS 7.
What is ShellCheck
The goals of ShellCheck are * To point out and clarify typical beginner’s syntax issues, that causes a shell to give cryptic error messages. * To point out and clarify typical intermediate level semantic problems, that causes a shell to behave strangely and counter-intuitively. * To point out subtle caveats, corner cases and pitfalls, that may cause an advanced user’s otherwise working script to fail under future circumstances.
We can use yum or dnf to install ShellCheck on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install ShellCheck.
Install ShellCheck on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install ShellCheck using yum by running the following command:
sudo yum -y install ShellCheck
Install ShellCheck 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 ShellCheck using dnf by running the following command:
sudo dnf -y install ShellCheck
How To Uninstall ShellCheck on CentOS 7
To uninstall only the ShellCheck package we can use the following command:
sudo dnf remove ShellCheck
References
Summary
In this tutorial we learn how to install ShellCheck on CentOS 7 using yum and dnf.