File: deflatedecoder-bufread.rs

package info (click to toggle)
firefox 147.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,683,324 kB
  • sloc: cpp: 7,607,156; javascript: 6,532,492; ansic: 3,775,158; python: 1,415,368; xml: 634,556; asm: 438,949; java: 186,241; sh: 62,751; makefile: 18,079; objc: 13,092; perl: 12,808; yacc: 4,583; cs: 3,846; pascal: 3,448; lex: 1,720; ruby: 1,003; php: 436; lisp: 258; awk: 247; sql: 66; sed: 54; csh: 10; exp: 6
file content (22 lines) | stat: -rw-r--r-- 721 bytes parent folder | download | duplicates (55) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
use flate2::bufread::DeflateDecoder;
use flate2::write::DeflateEncoder;
use flate2::Compression;
use std::io;
use std::io::prelude::*;

// Compress a sample string and print it after transformation.
fn main() {
    let mut e = DeflateEncoder::new(Vec::new(), Compression::default());
    e.write_all(b"Hello World").unwrap();
    let bytes = e.finish().unwrap();
    println!("{}", decode_reader(bytes).unwrap());
}

// Uncompresses a Deflate Encoded vector of bytes and returns a string or error
// Here &[u8] implements Read
fn decode_reader(bytes: Vec<u8>) -> io::Result<String> {
    let mut deflater = DeflateDecoder::new(&bytes[..]);
    let mut s = String::new();
    deflater.read_to_string(&mut s)?;
    Ok(s)
}