| #![feature(rustc_private)] |
| |
| extern crate rustc_errors; |
| extern crate rustc_hir; |
| extern crate rustc_lint; |
| extern crate rustc_middle; |
| |
| use rustc_errors::{DiagnosticMessage, MultiSpan}; |
| use rustc_hir::hir_id::HirId; |
| use rustc_lint::{Lint, LintContext}; |
| use rustc_middle::ty::TyCtxt; |
| |
| pub fn a(cx: impl LintContext, lint: &'static Lint, span: impl Into<MultiSpan>, msg: impl Into<DiagnosticMessage>) { |
| cx.span_lint(lint, span, msg, |_| {}); |
| } |
| |
| pub fn b( |
| tcx: TyCtxt<'_>, |
| lint: &'static Lint, |
| hir_id: HirId, |
| span: impl Into<MultiSpan>, |
| msg: impl Into<DiagnosticMessage>, |
| ) { |
| tcx.node_span_lint(lint, hir_id, span, msg, |_| {}); |
| } |
| |
| fn main() {} |