// run-rustfix | |
#![deny(clippy::internal)] | |
#![feature(rustc_private)] | |
extern crate rustc_hir; | |
extern crate rustc_lint; | |
extern crate rustc_middle; | |
#[macro_use] | |
extern crate rustc_session; | |
use rustc_hir::Expr; | |
use rustc_lint::{LateContext, LateLintPass}; | |
declare_lint! { | |
pub TEST_LINT, | |
Warn, | |
"" | |
} | |
declare_lint_pass!(Pass => [TEST_LINT]); | |
impl<'tcx> LateLintPass<'tcx> for Pass { | |
fn check_expr(&mut self, _cx: &LateContext<'tcx>, expr: &'tcx Expr) { | |
let _ = expr.span.ctxt().outer_expn().expn_data(); | |
} | |
} | |
fn main() {} |