Move crates under a sub folder to clean up the code

tracing-trace/src/lib.rs

@@ -1,54 +0,0 @@
-use std::io::{Read, Write};
-
-use entry::Entry;
-
-pub mod entry;
-mod error;
-pub mod layer;
-pub mod processor;
-
-pub use error::Error;
-
-pub struct TraceWriter<W: Write> {
-    writer: W,
-    receiver: tokio::sync::mpsc::UnboundedReceiver<Entry>,
-}
-
-pub struct Trace {
-    receiver: tokio::sync::mpsc::UnboundedReceiver<Entry>,
-}
-
-impl Trace {
-    pub fn into_receiver(self) -> tokio::sync::mpsc::UnboundedReceiver<Entry> {
-        self.receiver
-    }
-
-    pub fn into_writer<W: Write>(self, writer: W) -> TraceWriter<W> {
-        TraceWriter { writer, receiver: self.receiver }
-    }
-}
-
-pub struct TraceReader<R: Read> {
-    reader: R,
-}
-
-impl<R: Read> TraceReader<R> {
-    pub fn new(reader: R) -> Self {
-        Self { reader }
-    }
-
-    fn read(&mut self) -> Option<Result<Entry, Error>> {
-        serde_json::Deserializer::from_reader(&mut self.reader)
-            .into_iter()
-            .next()
-            .map(|res| res.map_err(Into::into))
-    }
-}
-
-impl<R: Read> Iterator for TraceReader<R> {
-    type Item = Result<Entry, Error>;
-
-    fn next(&mut self) -> Option<Self::Item> {
-        self.read()
-    }
-}