From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- .../auxiliary/lint-group-plugin-test.rs | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 src/test/ui-fulldeps/auxiliary/lint-group-plugin-test.rs (limited to 'src/test/ui-fulldeps/auxiliary/lint-group-plugin-test.rs') diff --git a/src/test/ui-fulldeps/auxiliary/lint-group-plugin-test.rs b/src/test/ui-fulldeps/auxiliary/lint-group-plugin-test.rs new file mode 100644 index 000000000..691cfb97d --- /dev/null +++ b/src/test/ui-fulldeps/auxiliary/lint-group-plugin-test.rs @@ -0,0 +1,46 @@ +// force-host + +#![feature(rustc_private)] + +// Load rustc as a plugin to get macros. +extern crate rustc_driver; +extern crate rustc_hir; +#[macro_use] +extern crate rustc_lint; +#[macro_use] +extern crate rustc_session; + +use rustc_driver::plugin::Registry; +use rustc_lint::{LateContext, LateLintPass, LintArray, LintContext, LintId, LintPass}; + +declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'"); + +declare_lint!(PLEASE_LINT, Warn, "Warn about items named 'pleaselintme'"); + +declare_lint_pass!(Pass => [TEST_LINT, PLEASE_LINT]); + +impl<'tcx> LateLintPass<'tcx> for Pass { + fn check_item(&mut self, cx: &LateContext, it: &rustc_hir::Item) { + match it.ident.as_str() { + "lintme" => cx.lint(TEST_LINT, |lint| { + lint.build("item is named 'lintme'").set_span(it.span).emit(); + }), + "pleaselintme" => cx.lint(PLEASE_LINT, |lint| { + lint.build("item is named 'pleaselintme'").set_span(it.span).emit(); + }), + _ => {} + } + } +} + +#[no_mangle] +fn __rustc_plugin_registrar(reg: &mut Registry) { + reg.lint_store.register_lints(&[&TEST_LINT, &PLEASE_LINT]); + reg.lint_store.register_late_pass(|| Box::new(Pass)); + reg.lint_store.register_group( + true, + "lint_me", + None, + vec![LintId::of(&TEST_LINT), LintId::of(&PLEASE_LINT)], + ); +} -- cgit v1.2.3