use if_chain::if_chain;
+use rustc::declare_lint_pass;
use rustc::hir::*;
use rustc::lint::{in_external_macro, LateContext, LateLintPass, LintArray, LintContext, LintPass};
-use rustc::{declare_lint_pass, declare_tool_lint};
+use rustc_session::declare_tool_lint;
use crate::utils::{self, paths, span_lint};
if_chain! {
if !in_external_macro(cx.sess(), expr.span);
- if let ExprKind::Unary(UnOp::UnNot, ref inner) = expr.node;
- if let ExprKind::Binary(ref op, ref left, _) = inner.node;
+ if let ExprKind::Unary(UnOp::UnNot, ref inner) = expr.kind;
+ if let ExprKind::Binary(ref op, ref left, _) = inner.kind;
if let BinOpKind::Le | BinOpKind::Ge | BinOpKind::Lt | BinOpKind::Gt = op.node;
then {