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 --- src/test/ui-fulldeps/auxiliary/lint-for-crate.rs | 43 ++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 src/test/ui-fulldeps/auxiliary/lint-for-crate.rs (limited to 'src/test/ui-fulldeps/auxiliary/lint-for-crate.rs') diff --git a/src/test/ui-fulldeps/auxiliary/lint-for-crate.rs b/src/test/ui-fulldeps/auxiliary/lint-for-crate.rs new file mode 100644 index 000000000..29d0abfbe --- /dev/null +++ b/src/test/ui-fulldeps/auxiliary/lint-for-crate.rs @@ -0,0 +1,43 @@ +// force-host + +#![feature(rustc_private)] + +extern crate rustc_driver; +extern crate rustc_hir; +#[macro_use] +extern crate rustc_lint; +#[macro_use] +extern crate rustc_session; +extern crate rustc_ast; +extern crate rustc_span; + +use rustc_driver::plugin::Registry; +use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_span::def_id::CRATE_DEF_ID; +use rustc_span::symbol::Symbol; + +declare_lint! { + CRATE_NOT_OKAY, + Warn, + "crate not marked with #![crate_okay]" +} + +declare_lint_pass!(Pass => [CRATE_NOT_OKAY]); + +impl<'tcx> LateLintPass<'tcx> for Pass { + fn check_crate(&mut self, cx: &LateContext) { + let attrs = cx.tcx.hir().attrs(rustc_hir::CRATE_HIR_ID); + let span = cx.tcx.def_span(CRATE_DEF_ID); + if !cx.sess().contains_name(attrs, Symbol::intern("crate_okay")) { + cx.lint(CRATE_NOT_OKAY, |lint| { + lint.build("crate is not marked with #![crate_okay]").set_span(span).emit(); + }); + } + } +} + +#[no_mangle] +fn __rustc_plugin_registrar(reg: &mut Registry) { + reg.lint_store.register_lints(&[&CRATE_NOT_OKAY]); + reg.lint_store.register_late_pass(|| Box::new(Pass)); +} -- cgit v1.2.3