Follow simple steps to install checkstyle on Mac

Package Information:

Name: checkstyle
Use: Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard.
URL: https://checkstyle.sourceforge.io/

Installation Steps:

1. Launch Terminal by pressing <command+space>. Type terminal and hit Enter key.
2. Copy and execute below command
   

   ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

3. Install checkstyle using brew

   brew install checkstyle

checkstyle is ready to use now!