Move workspace crates into subfolder

crates/streams/src/filechunkread.rs

@@ -0,0 +1,55 @@
+use bytes::BytesMut;
+use std::fmt;
+use std::time::Duration;
+
+pub struct FileChunkRead {
+    buf: BytesMut,
+    duration: Duration,
+}
+
+impl FileChunkRead {
+    pub fn with_buf(buf: BytesMut) -> Self {
+        Self {
+            buf,
+            duration: Duration::from_millis(0),
+        }
+    }
+
+    pub fn with_buf_dur(buf: BytesMut, duration: Duration) -> Self {
+        Self { buf, duration }
+    }
+
+    pub fn into_buf(self) -> BytesMut {
+        self.buf
+    }
+
+    pub fn buf(&self) -> &BytesMut {
+        &self.buf
+    }
+
+    pub fn buf_mut(&mut self) -> &mut BytesMut {
+        &mut self.buf
+    }
+
+    pub fn buf_take(&mut self) -> BytesMut {
+        core::mem::replace(&mut self.buf, BytesMut::new())
+    }
+
+    pub fn duration(&self) -> &Duration {
+        &self.duration
+    }
+
+    pub fn duration_mut(&mut self) -> &mut Duration {
+        &mut self.duration
+    }
+}
+
+impl fmt::Debug for FileChunkRead {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        f.debug_struct("FileChunkRead")
+            .field("buf.len", &self.buf.len())
+            .field("buf.cap", &self.buf.capacity())
+            .field("duration", &self.duration)
+            .finish()
+    }
+}