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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:47:55 +0000
commit2aadc03ef15cb5ca5cc2af8a7c08e070742f0ac4 (patch)
tree033cc839730fda84ff08db877037977be94e5e3a /vendor/flate2/examples/gzdecoder-write.rs
parentInitial commit. (diff)
downloadcargo-2aadc03ef15cb5ca5cc2af8a7c08e070742f0ac4.tar.xz
cargo-2aadc03ef15cb5ca5cc2af8a7c08e070742f0ac4.zip
Adding upstream version 0.70.1+ds1.upstream/0.70.1+ds1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/flate2/examples/gzdecoder-write.rs')
-rw-r--r--vendor/flate2/examples/gzdecoder-write.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/vendor/flate2/examples/gzdecoder-write.rs b/vendor/flate2/examples/gzdecoder-write.rs
new file mode 100644
index 0000000..6cee8f8
--- /dev/null
+++ b/vendor/flate2/examples/gzdecoder-write.rs
@@ -0,0 +1,24 @@
+use flate2::write::{GzDecoder, GzEncoder};
+use flate2::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_writer(bytes).unwrap());
+}
+
+// Uncompresses a Gz Encoded vector of bytes and returns a string or error
+// Here &[u8] implements Read
+fn decode_writer(bytes: Vec<u8>) -> io::Result<String> {
+ let mut writer = Vec::new();
+ let mut decoder = GzDecoder::new(writer);
+ decoder.write_all(&bytes[..])?;
+ decoder.try_finish()?;
+ writer = decoder.finish()?;
+ let return_string = String::from_utf8(writer).expect("String parsing error");
+ Ok(return_string)
+}