src/lib.rs

   1 // error-pattern:cargo-clippy
   2 #![feature(plugin_registrar)]
   3 #![feature(rustc_private)]
   4 #![allow(unknown_lints)]
   5 #![allow(missing_docs_in_private_items)]
   6 #![warn(rust_2018_idioms)]
   7
   8 use rustc_plugin::Registry;
   9
  10 #[plugin_registrar]
  11 pub fn plugin_registrar(reg: &mut Registry<'_>) {
  12     reg.sess.lint_store.with_read_lock(|lint_store| {
  13         for (lint, _, _) in lint_store.get_lint_groups() {
  14             reg.sess
  15                 .struct_warn(
  16                     "the clippy plugin is being deprecated, please use cargo clippy or rls with the clippy feature",
  17                 )
  18                 .emit();
  19             if lint == "clippy" {
  20                 // cargo clippy run on a crate that also uses the plugin
  21                 return;
  22             }
  23         }
  24     });
  25
  26     let conf = clippy_lints::read_conf(reg);
  27     clippy_lints::register_plugins(reg, &conf);
  28 }
  29
  30 // only exists to let the dogfood integration test works.
  31 // Don't run clippy as an executable directly
  32 #[allow(dead_code)]
  33 fn main() {
  34     panic!("Please use the cargo-clippy executable");
  35 }