cgp_serde_extra/providers/
timestamp.rs

1use cgp::prelude::*;
2use cgp_serde::components::{
3    CanDeserializeValue, CanSerializeValue, ValueDeserializer, ValueDeserializerComponent,
4    ValueSerializer, ValueSerializerComponent,
5};
6use chrono::{DateTime, Utc};
7use serde::de::Error;
8
9pub struct SerializeTimestamp;
10
11#[cgp_impl(SerializeTimestamp)]
12#[uses(CanSerializeValue<i64>)]
13impl ValueSerializer<DateTime<Utc>> {
14    fn serialize<S>(&self, value: &DateTime<Utc>, serializer: S) -> Result<S::Ok, S::Error>
15    where
16        S: serde::Serializer,
17    {
18        self.serialize(&value.timestamp(), serializer)
19    }
20}
21
22#[cgp_impl(SerializeTimestamp)]
23#[uses(CanDeserializeValue<'de, i64>)]
24impl<'de> ValueDeserializer<'de, DateTime<Utc>> {
25    fn deserialize<D>(&self, deserializer: D) -> Result<DateTime<Utc>, D::Error>
26    where
27        D: serde::Deserializer<'de>,
28    {
29        let timestamp = self.deserialize(deserializer)?;
30        let date = DateTime::from_timestamp(timestamp, 0)
31            .ok_or_else(|| Error::custom("invalid timestamp"))?;
32        Ok(date)
33    }
34}
cgp_serde_extra/providers/timestamp.rs

cgp_serde_extra/providers/
timestamp.rs
