cot 0.3.1

The Rust web framework for lazy developers.
Documentation 
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pub(crate) mod humantime {
    use std::time::Duration;

    use serde::{Deserialize, Deserializer, Serializer};

    #[allow(clippy::ref_option)] // &Option<_> needed for serde
    pub(crate) fn serialize<S>(
        duration: &Option<Duration>,
        serializer: S,
    ) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        match duration {
            Some(duration) => {
                serializer.serialize_str(&humantime::format_duration(*duration).to_string())
            }
            None => serializer.serialize_none(),
        }
    }

    pub(crate) fn deserialize<'de, D>(deserializer: D) -> Result<Option<Duration>, D::Error>
    where
        D: Deserializer<'de>,
    {
        let s = Option::<String>::deserialize(deserializer)?;
        match s {
            None => Ok(None),
            Some(value) => humantime::parse_duration(&value)
                .map(Some)
                .map_err(serde::de::Error::custom),
        }
    }
}