src/doc/rustc/book.toml

[book]
title = "The rustc book"

[output.html]
git-repository-url = "https://github.com/rust-lang/rust/tree/HEAD/src/doc/rustc"
edit-url-template = "https://github.com/rust-lang/rust/edit/HEAD/src/doc/rustc/{path}"

[output.html.search]
use-boolean-and = true

[output.html.playground]
runnable = false