# Pastebin st8ubmfe
$ rbenv init
# Load rbenv automatically by appending
# the following to ~/.bash_profile:

eval "$(rbenv init - bash)"

$ ruby -version
ruby 2.6.10p210 (2022-04-12 revision 67958) [universal.x86_64-darwin21]
-e:1:in `<main>': undefined local variable or method `rsion' for main:Object (NameError)