use crate::utils::sugg::Sugg;
use crate::utils::{higher, parent_node_is_if_expr, span_lint, span_lint_and_sugg};
+use rustc::declare_lint_pass;
use rustc::hir::*;
use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
-use rustc::{declare_lint_pass, declare_tool_lint};
use rustc_errors::Applicability;
+use rustc_session::declare_tool_lint;
use syntax::ast::LitKind;
use syntax::source_map::Spanned;