Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/third_party/rust/flate2/examples/zlibencoder-read.rs b/third_party/rust/flate2/examples/zlibencoder-read.rs
new file mode 100644
index 0000000000..b0ae50a97c
--- /dev/null
+++ b/third_party/rust/flate2/examples/zlibencoder-read.rs
@@ -0,0 +1,21 @@
+extern crate flate2;
+
+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 buffer = [0; 50];
+    let byte_count = z.read(&mut buffer)?;
+    Ok(buffer[0..byte_count].to_vec())
+}