From 5c8bd81c9e79fa49c18f27254d2b0fc9322635ce Mon Sep 17 00:00:00 2001
From: Ali <alisalehi498@yahoo.com>
Date: Wed, 7 Aug 2024 12:45:41 +0330
Subject: [PATCH 1/2] impl uuid

---
 src/impls.rs | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/impls.rs b/src/impls.rs
index a06546e..ce87976 100644
--- a/src/impls.rs
+++ b/src/impls.rs
@@ -11,6 +11,26 @@ use std::path::PathBuf;
 use std::rc::Rc;
 use std::sync::Arc;
 
+#[cfg(feature = "uuid")]
+impl Diff for uuid::Uuid {
+    type Repr = Option<uuid::Uuid>;
+    fn diff(&self, other: &Self) -> Self::Repr {
+        if self.as_u128().eq(&other.as_u128()) {
+            None
+        } else {
+            Some(*other)
+        }
+    }
+    fn apply(&mut self, diff: &Self::Repr) {
+        if let Some(diff) = diff {
+            *self = *diff;
+        }
+    }
+    fn identity() -> Self {
+        uuid::Uuid::from_u128(0xa1a2a3a4b1b2c1c2d1d2d3d4d5d6d7d8u128)
+    }
+}
+
 impl Diff for bool {
     type Repr = Option<bool>;
 
@@ -70,7 +90,7 @@ where
     }
 
     fn apply(&mut self, diff: &Self::Repr) {
-       self.as_mut().apply(diff.as_ref())
+        self.as_mut().apply(diff.as_ref())
     }
 
     fn identity() -> Self {

From b92fb2962da45f6362b0bc83de53efedfc028866 Mon Sep 17 00:00:00 2001
From: Ali <alisalehi498@yahoo.com>
Date: Wed, 7 Aug 2024 12:45:56 +0330
Subject: [PATCH 2/2] add feature flag

---
 Cargo.toml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index ecfcde4..32c3550 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,11 +14,13 @@ path = "src/lib.rs"
 [features]
 default = ["impl_num"]
 impl_num = ["num"]
+impl_uuid = ["uuid"]
 
 [dependencies]
 diff_derive = "0.2.3"
 serde = { version = "1", features = ["derive"] }
 num = { version = "0.4.0", optional = true }
+uuid = { version = "1.10.0", optional = true}
 
 [dev-dependencies]
 quickcheck = "0.8"