Auto merge of #30728 - athaeryn:mention-warning-lint-group, r=Manishearth
Auto merge of #30728 - athaeryn:mention-warning-lint-group, r=Manishearth

Fixes #30203.

This is my first time writing Rust, and I think this code could be a bit better. Any suggestions?

graydon/rust,GBGamer/rust,graydon/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,graydon/rust,aidancully/rust,GBGamer/rust,graydon/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,aidancully/rust,GBGamer/rust,aidancully/rust,graydon/rust,graydon/rust