tihu 0.1.3

tihu is a toolset written in Rust.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37

use chrono::DateTime;
use chrono::Utc;
use serde::{Deserialize, Deserializer, Serializer};

pub const FORMAT: &'static str = "%Y-%m-%d %H:%M:%S %z";

// The signature of a serialize_with function must follow the pattern:
//
//    fn serialize<S>(&T, S) -> Result<S::Ok, S::Error>
//    where
//        S: Serializer
//
// although it may also be generic over the input types T.
pub fn serialize<S>(date: &DateTime<Utc>, serializer: S) -> Result<S::Ok, S::Error>
where
    S: Serializer,
{
    let s = format!("{}", date.format(FORMAT));
    serializer.serialize_str(&s)
}

// The signature of a deserialize_with function must follow the pattern:
//
//    fn deserialize<'de, D>(D) -> Result<T, D::Error>
//    where
//        D: Deserializer<'de>
//
// although it may also be generic over the output types T.
pub fn deserialize<'de, D>(deserializer: D) -> Result<DateTime<Utc>, D::Error>
where
    D: Deserializer<'de>,
{
    let s = String::deserialize(deserializer)?;
    DateTime::parse_from_str(&s, FORMAT)
        .map(|date_time| date_time.to_utc())
        .map_err(serde::de::Error::custom)
}