stegosaurust 0.3.0

A steganography tool, written in rust.
Documentation 
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use anyhow::{Context, Result};
use compression::prelude::*;

/// compress a slice of bytes into a new vec of bytes
pub fn compress(data: &[u8]) -> Result<Vec<u8>> {
    data.iter()
        .cloned()
        .encode(&mut BZip2Encoder::new(9), Action::Finish)
        .collect::<Result<Vec<_>, _>>()
        .context("failed to compress data")
}

/// decompress a slice of bytes into a new vec of bytes
pub fn decompress(data: &[u8]) -> Result<Vec<u8>> {
    data.iter()
        .cloned()
        .decode(&mut BZip2Decoder::new())
        .collect::<Result<Vec<_>, _>>()
        .context("failed to decompress data")
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_compression() {
        let input = "a".repeat(100);
        let output = compress(input.as_bytes()).unwrap();
        assert!(output.len() < input.len());
    }

    #[test]
    fn test_decompression() {
        let input = "a".repeat(100);
        let output = compress(input.as_bytes()).unwrap();
        assert_eq!(decompress(&output).unwrap(), input.as_bytes());
    }
}