3 #![deny(clippy::internal)]
4 #![feature(rustc_private)]
9 extern crate rustc_hir;
11 extern crate rustc_session;
12 use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
21 declare_lint_pass!(Pass => [TEST_LINT]);
23 impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Pass {
24 fn check_expr(&mut self, _cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr) {
25 let _ = expr.span.ctxt().outer_expn_data();