1 //! Infrastructure for compiler plugins.
3 //! Plugins are a deprecated way to extend the behavior of `rustc` in various ways.
6 //! feature](https://doc.rust-lang.org/nightly/unstable-book/language-features/plugin.html)
7 //! of the Unstable Book for some examples.
9 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/")]
13 #![recursion_limit="256"]
15 pub use registry::Registry;