1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
|
use flate2::read::ZlibEncoder;
use flate2::Compression;
use std::fs::File;
use std::io::prelude::*;
// Open file and debug print the compressed contents
fn main() {
println!("{:?}", open_hello_world().unwrap());
}
// Opens sample file, compresses the contents and returns a Vector or error
// File implements Read
fn open_hello_world() -> std::io::Result<Vec<u8>> {
let f = File::open("examples/hello_world.txt")?;
let mut z = ZlibEncoder::new(f, Compression::fast());
let mut result = Vec::new();
z.read_to_end(&mut result)?;
Ok(result)
}
|
