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authorValentin Popov <valentin@popov.link>2024-01-08 00:21:28 +0300
committerValentin Popov <valentin@popov.link>2024-01-08 00:21:28 +0300
commit1b6a04ca5504955c571d1c97504fb45ea0befee4 (patch)
tree7579f518b23313e8a9748a88ab6173d5e030b227 /vendor/flate2/examples/deflateencoder-bufread.rs
parent5ecd8cf2cba827454317368b68571df0d13d7842 (diff)
downloadfparkan-1b6a04ca5504955c571d1c97504fb45ea0befee4.tar.xz
fparkan-1b6a04ca5504955c571d1c97504fb45ea0befee4.zip
Initial vendor packages
Signed-off-by: Valentin Popov <valentin@popov.link>
Diffstat (limited to 'vendor/flate2/examples/deflateencoder-bufread.rs')
-rw-r--r--vendor/flate2/examples/deflateencoder-bufread.rs22
1 files changed, 22 insertions, 0 deletions
diff --git a/vendor/flate2/examples/deflateencoder-bufread.rs b/vendor/flate2/examples/deflateencoder-bufread.rs
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+++ b/vendor/flate2/examples/deflateencoder-bufread.rs
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+use flate2::bufread::DeflateEncoder;
+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 Deflate
+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 deflater = DeflateEncoder::new(b, Compression::fast());
+ let mut buffer = Vec::new();
+ deflater.read_to_end(&mut buffer)?;
+ Ok(buffer)
+}