use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor};
use rustc_hir::{Body, BodyId, Expr, ExprKind, Param};
use rustc_lint::LateContext;
use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor};
use rustc_hir::{Body, BodyId, Expr, ExprKind, Param};
use rustc_lint::LateContext;