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+futures-util = "0.3.28" +tokio = { version = "1.32.0", features = ["rt", "macros", "fs", "io-util"] } diff --git a/tokiostreamtest/README.dm b/tokiostreamtest/README.dm new file mode 100644 index 0000000..6ce42dd --- /dev/null +++ b/tokiostreamtest/README.dm @@ -0,0 +1,7 @@ +# TokioStreamTest + +Checking how to work with tokio-stream, and if it works fine using async code +inside its macros. + +In the end, this turned to be an async-stream, futures-core and futures-util +test. diff --git a/tokiostreamtest/src/main.rs b/tokiostreamtest/src/main.rs new file mode 100644 index 0000000..51128bd --- /dev/null +++ b/tokiostreamtest/src/main.rs @@ -0,0 +1,30 @@ +use std::path::{Path, PathBuf}; + +use async_stream::stream; +use futures_core::Stream; +use futures_util::{StreamExt, pin_mut}; + +fn filenames(start: &Path) -> impl Stream + '_ { + stream! { + let contents = tokio::fs::read_dir(start).await; + if let Ok(mut reader) = contents { + while let Ok(Some(entry)) = reader.next_entry().await { + let entry = entry.path(); + if entry.is_file() { + yield entry; + } + } + } + } +} + +#[tokio::main(flavor = "current_thread")] +async fn main() { + let name_stream = filenames(Path::new("src")); + pin_mut!(name_stream); + + while let Some(name) = name_stream.next().await { + println!("Found {:?}", name); + } + println!("Hello, world!"); +}