From 51d94ebdc07127de22fb655bdcf6a01d119492d5 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Mon, 24 Jun 2024 21:34:37 -0700
Subject: [PATCH] Combine Map's Hash into one impl

---
 src/map.rs | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/src/map.rs b/src/map.rs
index c0ad32747..d62513daf 100644
--- a/src/map.rs
+++ b/src/map.rs
@@ -370,20 +370,19 @@ impl PartialEq for Map<String, Value> {
 
 impl Eq for Map<String, Value> {}
 
-#[cfg(not(feature = "preserve_order"))]
 impl Hash for Map<String, Value> {
-    #[inline]
     fn hash<H: Hasher>(&self, state: &mut H) {
-        self.map.hash(state);
-    }
-}
+        #[cfg(not(feature = "preserve_order"))]
+        {
+            self.map.hash(state);
+        }
 
-#[cfg(feature = "preserve_order")]
-impl Hash for Map<String, Value> {
-    fn hash<H: Hasher>(&self, state: &mut H) {
-        let mut kv = Vec::from_iter(&self.map);
-        kv.sort_unstable_by(|a, b| a.0.cmp(b.0));
-        kv.hash(state);
+        #[cfg(feature = "preserve_order")]
+        {
+            let mut kv = Vec::from_iter(&self.map);
+            kv.sort_unstable_by(|a, b| a.0.cmp(b.0));
+            kv.hash(state);
+        }
     }
 }