Rollup merge of #32036 - Seeker14491:patch-1, r=steveklabnik
Rollup merge of #32036 - Seeker14491:patch-1, r=steveklabnik

To me it was unclear whether 'it' referred to the fold function, or the closure.

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