novel-api 0.19.1

Novel APIs from various sources
Documentation 
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use chrono::NaiveDateTime;
use serde::{Deserialize, Deserializer};

pub(crate) fn date_format<'de, D>(deserializer: D) -> Result<NaiveDateTime, D::Error>
where
    D: Deserializer<'de>,
{
    let s = String::deserialize(deserializer)?;
    NaiveDateTime::parse_from_str(&s, "%Y-%m-%d %H:%M:%S").map_err(serde::de::Error::custom)
}

pub(crate) fn date_format_option<'de, D>(deserializer: D) -> Result<Option<NaiveDateTime>, D::Error>
where
    D: Deserializer<'de>,
{
    let s: Option<String> = Option::deserialize(deserializer)?;

    match s {
        Some(s) => match NaiveDateTime::parse_from_str(&s, "%Y-%m-%d %H:%M:%S") {
            Ok(result) => Ok(Some(result)),
            Err(_) => Ok(None),
        },
        None => Ok(None),
    }
}