Here is the magic:

> You have a program that needs to take in the following parameters: ruby dbchecker.rb -log /var/log/dbchecker -user wluser -password ch3ckM8

Then use the following code at the top of your script/program:
 require 'optiflag'

 module DBChecker extend OptiFlagSet
   flag "log"
   flag "password"
   flag "user"
   
   and_process!
 end 

 # your code here