pub async fn download_streamed(
        bucket: &str,
        file_name: &str,
    ) -> crate::Result<impl Stream<Item = crate::Result<u8>> + Unpin> {
        use futures::{StreamExt, TryStreamExt};
        let url = format!(
            "{}/b/{}/o/{}?alt=media",
            crate::BASE_URL,
            percent_encode(bucket),
            percent_encode(file_name),
        );
        let res = crate::CLIENT
            .get(&url)
            .headers(crate::get_headers().await?)
            .send()
            .await?;
        let size = res.content_length();
        let bytes = res
            .bytes_stream()
            .map(|chunk| chunk.map(|c| futures::stream::iter(c.into_iter().map(Ok))))
            .try_flatten();
        Ok(SizedByteStream::new(bytes, size))
    }
/// Download the content of the object with the specified name in the specified bucket, without
/// allocating the whole file into a vector.
/// ### Example
/// ```no_run
/// # #[tokio::main]
/// # async fn main() -> Result<(), Box<dyn std::error::Error>> {
/// use cloud_storage::Object;
/// use futures::StreamExt;
/// use std::fs::File;
/// use std::io::{BufWriter, Write};
///
/// let mut stream = Object::download_streamed("my_bucket", "path/to/my/file.png").await?;
/// let mut file = BufWriter::new(File::create("file.png").unwrap());
/// while let Some(byte) = stream.next().await {
///     file.write_all(&[byte.unwrap()]).unwrap();
/// }
/// # Ok(())
/// # }
/// ```
Download the content of the object with the specified name in the specified bucket, without
allocating the whole file into a vector.
Download the content of the object with the specified name in the specified bucket without allocating the whole file into a vector .
pub async fn download_streamed(
        bucket: &str,
        file_name: &str,
    ) -> crate::Result<impl Stream<Item = crate::Result<u8>> + Unpin> {
        use futures::{StreamExt, TryStreamExt};
        let url = format!(
            "{}/b/{}/o/{}?alt=media",
            crate::BASE_URL,
            percent_encode(bucket),
            percent_encode(file_name),
        );
        let res = crate::CLIENT
            .get(&url)
            .headers(crate::get_headers().await?)
            .send()
            .await?;
        let size = res.content_length();
        let bytes = res
            .bytes_stream()
            .map(|chunk| chunk.map(|c| futures::stream::iter(c.into_iter().map(Ok))))
            .try_flatten();
        Ok(SizedByteStream::new(bytes, size))
    }
pub async fn download_streamed ( bucket : & str , file_name : & str , ) -> crate :: Result < impl Stream < Item = crate :: Result < u8 > > + Unpin > { use futures :: { StreamExt , TryStreamExt } ; let url = format ! ( " " crate BASE_URL percent_encode ( bucket ) percent_encode ( file_name ) ) ; let res = crate :: CLIENT . get ( & url ) . headers ( crate :: get_headers ( ) . await ? ) . send ( ) . await ? ; let size = res . content_length ( ) ; let bytes = res . bytes_stream ( ) . map ( | chunk | chunk . map ( | c | futures :: stream :: iter ( c . into_iter ( ) . map ( Ok ) ) ) ) . try_flatten ( ) ; Ok ( SizedByteStream :: new ( bytes , size ) ) }
Download the content of the object with the specified name in the specified bucket, without
allocating the whole file into a vector.
Download the content of the object with the specified name in the specified bucket without allocating the whole file into a vector .
bucket
&str
file_name
&str
example
None
#[tokio::main]
None
async fn main() -> result<(), box<dyn std::error::error>> {
use cloud_storage::Object;
use futures::StreamExt;
use std::fs::File;
use std::io::{BufWriter, Write}.

let mut stream = Object::download_streamed("my_bucket", "path/to/my/file.png").await?;
let mut file = BufWriter::new(File::create("file.png").unwrap());
while let Some(byte) = stream.next().await {
file.write_all(&[byte.unwrap()]).unwrap();
}
use cloud_storage :: Object ; use futures :: StreamExt ; use std :: fs :: File ; use std :: io :: { BufWriter Write } . let mut stream = Object :: download_streamed ( " my_bucket " " path / to / my / file . png " ) . await? ; let mut file = BufWriter :: new ( File :: create ( " file . png " ) . unwrap () ) ; while let Some ( byte ) = stream . next () . await { file . write_all ( & [ byte . unwrap () ] ) . unwrap () ; }
ok(())
None
}
None