From e0100e63ae2e873f119b905ac77c3355ffb351b0 Mon Sep 17 00:00:00 2001
From: uHOOCCOOHu <hooccooh1896@gmail.com>
Date: Thu, 3 Oct 2019 01:38:56 +0800
Subject: Optimize

---
 crates/ra_cfg/src/cfg_expr.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'crates/ra_cfg')

diff --git a/crates/ra_cfg/src/cfg_expr.rs b/crates/ra_cfg/src/cfg_expr.rs
index efeadf462..811f83048 100644
--- a/crates/ra_cfg/src/cfg_expr.rs
+++ b/crates/ra_cfg/src/cfg_expr.rs
@@ -15,7 +15,7 @@ pub enum CfgExpr {
 
 impl CfgExpr {
     /// Fold the cfg by querying all basic `Atom` and `KeyValue` predicates.
-    pub fn fold(&self, query: &impl Fn(&SmolStr, Option<&SmolStr>) -> bool) -> Option<bool> {
+    pub fn fold(&self, query: &dyn Fn(&SmolStr, Option<&SmolStr>) -> bool) -> Option<bool> {
         match self {
             CfgExpr::Invalid => None,
             CfgExpr::Atom(name) => Some(query(name, None)),
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