Catch and educate users posting code without properly formatting it

[Sujan (Jan P.)]

Here are my Canned Replies to handle this manually, that could be used as starters for the text people are shown:

Better "Format your code" canned replies?

These are my two “Canned Replies” I use trying to get people to format their code as “Preformatted text” when they post code snippets, error messages or command line output. I use these a lot: If I already changed their post via my moderator powers: I changed your post to format your code or error message correctly. Please use the </> button above the post input field to format your code or error message or wrap it in ``` (“code fences”) manually. This will make sure your text is readable a…

And some elaborate explanations of how to post (code) on SO:
https://meta.stackexchange.com/a/22189/142000
https://meta.stackexchange.com/help/formatting
https://meta.stackexchange.com/editing-help

Anyone know where to find anything about the feature @codinghorror mentioned?