Implement De/Serialize for PhantomData where T: ?Sized

This commit is contained in:
David Tolnay 2017-12-27 17:32:49 -05:00
parent ae59c6b6d2
commit 4751627f1c
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2 changed files with 4 additions and 4 deletions

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@ -548,11 +548,11 @@ where
////////////////////////////////////////////////////////////////////////////////
struct PhantomDataVisitor<T> {
struct PhantomDataVisitor<T: ?Sized> {
marker: PhantomData<T>,
}
impl<'de, T> Visitor<'de> for PhantomDataVisitor<T> {
impl<'de, T: ?Sized> Visitor<'de> for PhantomDataVisitor<T> {
type Value = PhantomData<T>;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
@ -568,7 +568,7 @@ impl<'de, T> Visitor<'de> for PhantomDataVisitor<T> {
}
}
impl<'de, T> Deserialize<'de> for PhantomData<T> {
impl<'de, T: ?Sized> Deserialize<'de> for PhantomData<T> {
fn deserialize<D>(deserializer: D) -> Result<PhantomData<T>, D::Error>
where
D: Deserializer<'de>,

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@ -111,7 +111,7 @@ where
////////////////////////////////////////////////////////////////////////////////
impl<T> Serialize for PhantomData<T> {
impl<T: ?Sized> Serialize for PhantomData<T> {
#[inline]
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where