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Diffstat (limited to 'vendor/flate2/examples/gzdecoder-read.rs')
-rw-r--r-- | vendor/flate2/examples/gzdecoder-read.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/vendor/flate2/examples/gzdecoder-read.rs b/vendor/flate2/examples/gzdecoder-read.rs new file mode 100644 index 0000000..fbd05be --- /dev/null +++ b/vendor/flate2/examples/gzdecoder-read.rs @@ -0,0 +1,21 @@ +use flate2::write::GzEncoder; +use flate2::{read, Compression}; +use std::io; +use std::io::prelude::*; + +// Compress a sample string and print it after transformation. +fn main() { + let mut e = GzEncoder::new(Vec::new(), Compression::default()); + e.write_all(b"Hello World").unwrap(); + let bytes = e.finish().unwrap(); + println!("{}", decode_reader(bytes).unwrap()); +} + +// Uncompresses a Gz 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 gz = read::GzDecoder::new(&bytes[..]); + let mut s = String::new(); + gz.read_to_string(&mut s)?; + Ok(s) +} |