use if_chain::if_chain;
use rustc_hir as hir;
use rustc_lint::{LateContext, LateLintPass};
-use rustc_middle::hir::map::Map;
use rustc_middle::ty;
use rustc_session::{declare_lint_pass, declare_tool_lint};
use rustc_span::{sym, Span};
}
fn lint_impl_body<'tcx>(cx: &LateContext<'tcx>, impl_span: Span, impl_items: &[hir::ImplItemRef]) {
- use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor};
+ use rustc_hir::intravisit::{self, Visitor};
use rustc_hir::{Expr, ImplItemKind};
struct FindPanicUnwrap<'a, 'tcx> {
}
impl<'a, 'tcx> Visitor<'tcx> for FindPanicUnwrap<'a, 'tcx> {
- type Map = Map<'tcx>;
-
fn visit_expr(&mut self, expr: &'tcx Expr<'_>) {
if let Some(macro_call) = root_macro_call_first_node(self.lcx, expr) {
if is_panic(self.lcx, macro_call.def_id) {
// and check sub-expressions
intravisit::walk_expr(self, expr);
}
-
- fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> {
- NestedVisitorMap::None
- }
}
for impl_item in impl_items {