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use flate2::bufread::GzEncoder;
use flate2::Compression;
use std::fs::File;
use std::io;
use std::io::prelude::*;
use std::io::BufReader;
// Open file and debug print the contents compressed with gzip
fn main() {
println!("{:?}", open_hello_world().unwrap());
}
// Opens sample file, compresses the contents and returns a Vector or error
// File wrapped in a BufReader implements Bufread
fn open_hello_world() -> io::Result<Vec<u8>> {
let f = File::open("examples/hello_world.txt")?;
let b = BufReader::new(f);
let mut gz = GzEncoder::new(b, Compression::fast());
let mut buffer = Vec::new();
gz.read_to_end(&mut buffer)?;
Ok(buffer)
}
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