#![cfg(feature = "regex")]

use super::super::Error;

use super::super::{DeserializeRevisioned, Revisioned, SerializeRevisioned};

use super::vecs::serialize_bytes;

use regex::Regex;

impl SerializeRevisioned for Regex {

  #[inline]

  fn serialize_revisioned<W: std::io::Write>(&self, writer: &mut W) -> Result<(), Error> {

    serialize_bytes(self.as_str().as_bytes(), writer)

  }

Unexecuted instantiation: <regex::regex::string::Regex as revision::SerializeRevisioned>::serialize_revisioned::<alloc::vec::Vec<u8>>

Unexecuted instantiation: <regex::regex::string::Regex as revision::SerializeRevisioned>::serialize_revisioned::<_>

}

impl DeserializeRevisioned for Regex {

  #[inline]

  fn deserialize_revisioned<R: std::io::Read>(reader: &mut R) -> Result<Self, Error> {

    let s = String::deserialize_revisioned(reader)?;

    s.parse().map_err(|_| Error::Deserialize("invalid regex".to_string()))

Unexecuted instantiation: <regex::regex::string::Regex as revision::DeserializeRevisioned>::deserialize_revisioned::<&[u8]>::{closure#0}

Unexecuted instantiation: <regex::regex::string::Regex as revision::DeserializeRevisioned>::deserialize_revisioned::<_>::{closure#0}

  }

Unexecuted instantiation: <regex::regex::string::Regex as revision::DeserializeRevisioned>::deserialize_revisioned::<&[u8]>

Unexecuted instantiation: <regex::regex::string::Regex as revision::DeserializeRevisioned>::deserialize_revisioned::<_>

}

impl Revisioned for Regex {

  #[inline]

  fn revision() -> u16 {

    1

  }

}

#[cfg(test)]

mod tests {

  use super::*;

  #[test]

  fn test_regex() {

    let val = Regex::new("/this ([a-z]+) a tes?/").unwrap();

    let mut mem: Vec<u8> = vec![];

    val.serialize_revisioned(&mut mem).unwrap();

    #[cfg(not(feature = "fixed-width-encoding"))]

    assert_eq!(mem.len(), 23);

    #[cfg(feature = "fixed-width-encoding")]

    assert_eq!(mem.len(), 30);

    let out =

      <Regex as DeserializeRevisioned>::deserialize_revisioned(&mut mem.as_slice()).unwrap();

    assert_eq!(val.as_str(), out.as_str());

  }

}