Added example main() fn impl

TODO: Make `UniformBufferProvider<R>(n..)` generate buffers from `n` to DEFAULT_BUFFER_SIZE.

TODO: Make `UniformBufferProvider<R>(..n)` generate buffers from 0 (i.e. no buffering) to `n`.

Fortune for throttle's current commit: Half blessing − 半吉

src/main.rs

@@ -1,8 +1,15 @@
+use std::io;
 
 mod conf;
 mod prov;
 mod stream;
 
-fn main() {
+fn main() -> io::Result<()> {
-    println!("Hello, world!");
+    let mut input = io::stdin().lock();
+    let mut output = stream::ThrottleAdaptor::new(prov::UniformThrottleProvider::from(prov::Duration::from_millis(5)..prov::Duration::from_millis(50)), prov::UniformBufferProvider::from(0usize..=10), io::stdout().lock());
+    let copied = io::copy(&mut input, &mut output)?;
+    if cfg!(debug_assertions) {
+	eprintln!("Copied {copied} bytes from input -{output:?}> output");
+    }
+    Ok(())
 }

src/stream.rs

@@ -96,6 +96,7 @@ impl<W: ?Sized + Write, T: ThrottleProvider, B: BufferProvider> Write for Thrott
 		    write_buf_with_timeout(&mut self.stream, &mut timeout, buf)
 		}).try_fold(0usize, |a, b| b.map(|b| b + a))?
 	    },
+	    // Don't chunk buffer
 	    _ => write_buf_with_timeout(&mut self.stream, &mut timeout, buf)?
 	})
 	//self.reader.read(buf)