use rustc::hir::*;
use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
use rustc::ty;
-use rustc::{declare_tool_lint, lint_array};
+use rustc::{declare_lint_pass, declare_tool_lint};
use rustc_errors::Applicability;
use crate::utils::{any_parent_is_automatically_derived, match_def_path, paths, span_lint_and_sugg};
"checks for literal calls to Default::default()"
}
-#[derive(Copy, Clone)]
-pub struct DefaultTraitAccess;
-
-impl LintPass for DefaultTraitAccess {
- fn get_lints(&self) -> LintArray {
- lint_array!(DEFAULT_TRAIT_ACCESS)
- }
-
- fn name(&self) -> &'static str {
- "DefaultTraitAccess"
- }
-}
+declare_lint_pass!(DefaultTraitAccess => [DEFAULT_TRAIT_ACCESS]);
impl<'a, 'tcx> LateLintPass<'a, 'tcx> for DefaultTraitAccess {
fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr) {
if let ExprKind::Call(ref path, ..) = expr.node;
if !any_parent_is_automatically_derived(cx.tcx, expr.hir_id);
if let ExprKind::Path(ref qpath) = path.node;
- if let Some(def_id) = cx.tables.qpath_def(qpath, path.hir_id).opt_def_id();
- if match_def_path(cx.tcx, def_id, &paths::DEFAULT_TRAIT_METHOD);
+ if let Some(def_id) = cx.tables.qpath_res(qpath, path.hir_id).opt_def_id();
+ if match_def_path(cx, def_id, &paths::DEFAULT_TRAIT_METHOD);
then {
match qpath {
QPath::Resolved(..) => {