tastyworks 0.11.0

pub use options_common::{Decimal, ExpirationDate, OptionType};

pub mod string_serialize {
    use std::fmt::Display;
    use std::str::FromStr;

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

    pub fn serialize<T, S>(value: &T, serializer: S) -> Result<S::Ok, S::Error>
    where
        T: Display,
        S: Serializer,
    {
        serializer.collect_str(value)
    }

    pub fn deserialize<'de, T, D>(deserializer: D) -> Result<T, D::Error>
    where
        T: FromStr,
        T::Err: Display,
        D: Deserializer<'de>,
    {
        String::deserialize(deserializer)?
            .parse()
            .map_err(de::Error::custom)
    }
}

pub mod optional_string_serialize {
    use std::fmt::Display;
    use std::str::FromStr;

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

    pub fn serialize<T, S>(value: &Option<T>, serializer: S) -> Result<S::Ok, S::Error>
    where
        T: Display,
        S: Serializer,
    {
        match value {
            Some(value) => serializer.serialize_some(&value.to_string()),
            None => serializer.serialize_none(),
        }
    }

    pub fn deserialize<'de, T, D>(deserializer: D) -> Result<Option<T>, D::Error>
    where
        T: FromStr,
        T::Err: Display,
        D: Deserializer<'de>,
    {
        let string: Option<String> = Option::deserialize(deserializer)?;

        string
            .map(|s| s.parse().map_err(de::Error::custom))
            .transpose()
    }
}