dh 0.10.0

Data handling in Rust, made easy.
Documentation 
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use crate::error::Result;
use std::io::{Error, ErrorKind::InvalidData};

// marker trait
pub trait Dynamic: Sized {
    fn from_bytes(bytes: Vec<u8>) -> Result<Self>;
    #[allow(clippy::wrong_self_convention)]
    fn into_bytes(&self) -> Result<&[u8]>;
}

impl Dynamic for Vec<u8> {
    fn from_bytes(bytes: Vec<u8>) -> Result<Self> {
        Ok(bytes)
    }
    fn into_bytes(&self) -> Result<&[u8]> {
        Ok(self)
    }
}

impl Dynamic for String {
    fn from_bytes(bytes: Vec<u8>) -> Result<Self> {
        String::from_utf8(bytes).map_err(|_| Error::new(InvalidData, "Invalid UTF-8"))
    }
    fn into_bytes(&self) -> Result<&[u8]> {
        Ok(self.as_bytes())
    }
}