src/test/ui-fulldeps/internal-lints/lint_pass_impl_without_macro.rs

   1 // compile-flags: -Z unstable-options
   2
   3 #![feature(rustc_private)]
   4 #![deny(rustc::lint_pass_impl_without_macro)]
   5
   6 extern crate rustc;
   7
   8 use rustc::lint::{LintArray, LintPass};
   9 use rustc::{declare_lint, declare_lint_pass, impl_lint_pass};
  10
  11 declare_lint! {
  12     pub TEST_LINT,
  13     Allow,
  14     "test"
  15 }
  16
  17 struct Foo;
  18
  19 impl LintPass for Foo { //~ERROR implementing `LintPass` by hand
  20     fn name(&self) -> &'static str {
  21         "Foo"
  22     }
  23 }
  24
  25 macro_rules! custom_lint_pass_macro {
  26     () => {
  27         struct Custom;
  28
  29         impl LintPass for Custom { //~ERROR implementing `LintPass` by hand
  30             fn name(&self) -> &'static str {
  31                 "Custom"
  32             }
  33         }
  34     };
  35 }
  36
  37 custom_lint_pass_macro!();
  38
  39 struct Bar;
  40
  41 impl_lint_pass!(Bar => [TEST_LINT]);
  42
  43 declare_lint_pass!(Baz => [TEST_LINT]);
  44
  45 fn main() {}