use rustc::hir::*;
use rustc::hir;
use rustc::hir::intravisit::{walk_expr, NestedVisitorMap, Visitor};
use crate::utils::{match_qpath, paths, span_lint};
use syntax::symbol::LocalInternedString;
use rustc::hir::*;
use rustc::hir;
use rustc::hir::intravisit::{walk_expr, NestedVisitorMap, Visitor};
use crate::utils::{match_qpath, paths, span_lint};
use syntax::symbol::LocalInternedString;