1 files changed, 43 insertions, 0 deletions
diff --git a/src/de/datetime.rs b/src/de/datetime.rs
new file mode 100644
index 0000000..14de28b
--- /dev/null
+++ b/src/de/datetime.rs
@@ -0,0 +1,43 @@
+use serde::de::value::BorrowedStrDeserializer;
+use serde::de::IntoDeserializer;
+
+use crate::de::Error;
+
+pub(crate) struct DatetimeDeserializer {
+    date: Option<crate::Datetime>,
+}
+
+impl DatetimeDeserializer {
+    pub(crate) fn new(date: crate::Datetime) -> Self {
+        Self { date: Some(date) }
+    }
+}
+
+impl<'de> serde::de::MapAccess<'de> for DatetimeDeserializer {
+    type Error = Error;
+
+    fn next_key_seed<K>(&mut self, seed: K) -> Result<Option<K::Value>, Error>
+    where
+        K: serde::de::DeserializeSeed<'de>,
+    {
+        if self.date.is_some() {
+            seed.deserialize(BorrowedStrDeserializer::new(
+                toml_datetime::__unstable::FIELD,
+            ))
+            .map(Some)
+        } else {
+            Ok(None)
+        }
+    }
+
+    fn next_value_seed<V>(&mut self, seed: V) -> Result<V::Value, Error>
+    where
+        V: serde::de::DeserializeSeed<'de>,
+    {
+        if let Some(date) = self.date.take() {
+            seed.deserialize(date.to_string().into_deserializer())
+        } else {
+            panic!("next_value_seed called before next_key_seed")
+        }
+    }
+}