inline mod

chronotope · Sep 12, 2024 · 3ac01e3 · 3ac01e3
1 parent 35c1ac5
commit 3ac01e3
Showing 1 changed file with 48 additions and 39 deletions.
diff --git a/src/time_delta.rs b/src/time_delta.rs
@@ -62,28 +62,6 @@ pub struct TimeDelta {
     nanos: i32, // Always 0 <= nanos < NANOS_PER_SEC
 }
 
-#[cfg(feature = "serde")]
-impl serde::Serialize for TimeDelta {
-    fn serialize<S: serde::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
-        <(i64, i32) as serde::Serialize>::serialize(&(self.secs, self.nanos), serializer)
-    }
-}
-
-#[cfg(feature = "serde")]
-impl<'de> serde::Deserialize<'de> for TimeDelta {
-    fn deserialize<D: serde::Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
-        let (secs, nanos) = <(i64, i32) as serde::Deserialize>::deserialize(deserializer)?;
-        if !(MIN.secs..=MAX.secs).contains(&secs)
-            || nanos >= 1_000_000_000
-            || (secs == MAX.secs && nanos > MAX.nanos)
-            || (secs == MIN.secs && nanos < MIN.nanos)
-        {
-            return Err(serde::de::Error::custom("TimeDelta out of bounds"));
-        }
-        Ok(TimeDelta { secs, nanos })
-    }
-}
-
 /// The minimum possible `TimeDelta`: `-i64::MAX` milliseconds.
 pub(crate) const MIN: TimeDelta = TimeDelta {
     secs: -i64::MAX / MILLIS_PER_SEC - 1,
@@ -660,6 +638,54 @@ impl arbitrary::Arbitrary<'_> for TimeDelta {
     }
 }
 
+#[cfg(feature = "serde")]
+mod serde {
+    use super::{TimeDelta, MAX, MIN};
+    use serde::{de::Error, Deserialize, Deserializer, Serialize, Serializer};
+
+    impl Serialize for TimeDelta {
+        fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
+            <(i64, i32) as Serialize>::serialize(&(self.secs, self.nanos), serializer)
+        }
+    }
+
+    impl<'de> Deserialize<'de> for TimeDelta {
+        fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
+            let (secs, nanos) = <(i64, i32) as Deserialize>::deserialize(deserializer)?;
+            if !(MIN.secs..=MAX.secs).contains(&secs)
+                || nanos >= 1_000_000_000
+                || (secs == MAX.secs && nanos > MAX.nanos)
+                || (secs == MIN.secs && nanos < MIN.nanos)
+            {
+                return Err(Error::custom("TimeDelta out of bounds"));
+            }
+            Ok(TimeDelta { secs, nanos })
+        }
+    }
+
+    #[cfg(test)]
+    mod tests {
+        use super::{TimeDelta, MAX};
+
+        #[test]
+        fn test_serde() {
+            let duration = TimeDelta::new(123, 456).unwrap();
+            assert_eq!(
+                serde_json::from_value::<TimeDelta>(serde_json::to_value(duration).unwrap())
+                    .unwrap(),
+                duration
+            );
+        }
+
+        #[test]
+        #[should_panic(expected = "TimeDelta out of bounds")]
+        fn test_serde_oob_panic() {
+            let _ =
+                serde_json::from_value::<TimeDelta>(serde_json::json!([MAX.secs + 1, 0])).unwrap();
+        }
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::OutOfRangeError;
@@ -1327,21 +1353,4 @@ mod tests {
         let bytes = rkyv::to_bytes::<_, 16>(&duration).unwrap();
         assert_eq!(rkyv::from_bytes::<TimeDelta>(&bytes).unwrap(), duration);
     }
-
-    #[test]
-    #[cfg(feature = "serde")]
-    fn test_serde() {
-        let duration = TimeDelta::new(123, 456).unwrap();
-        assert_eq!(
-            serde_json::from_value::<TimeDelta>(serde_json::to_value(duration).unwrap()).unwrap(),
-            duration
-        );
-    }
-
-    #[test]
-    #[cfg(feature = "serde")]
-    #[should_panic(expected = "TimeDelta out of bounds")]
-    fn test_serde_oob_panic() {
-        let _ = serde_json::from_value::<TimeDelta>(serde_json::json!([MAX.secs + 1, 0])).unwrap();
-    }
 }