Refine documentation according to latest code

Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>

src/connection.rs

@@ -114,7 +114,7 @@ impl<T: Read + Write> HttpConnection<T> {
         }
     }
 
-    // Reads a maximum of 1024 bytes from the stream into `buffer`.
+    // Reads a maximum of `BUFFER_SIZE` bytes from the stream into `buffer`.
     // The return value represents the end index of what we have just appended.
     fn read_bytes(&mut self) -> Result<usize, ConnectionError> {
         // Append new bytes to what we already have in the buffer.

src/request.rs

@@ -9,7 +9,7 @@ use crate::common::{Body, Method, Version};
 
 pub use crate::common::RequestError;
 
-/// Finds the first occurence of `sequence` in the `bytes` slice.
+/// Finds the first occurrence of `sequence` in the `bytes` slice.
 ///
 /// Returns the starting position of the `sequence` in `bytes` or `None` if the
 /// `sequence` is not found.
@@ -153,8 +153,6 @@ impl Request {
     ///     * Request Line: "GET SP Request-uri SP HTTP/1.0 CRLF" - Mandatory </br>
     ///     * Request Headers "<headers> CRLF"- Optional </br>
     ///     * Entity Body - Optional </br>
-    /// The request headers and the entity body is not parsed and None is returned because
-    /// these are not used by the MMDS server.
     /// The only supported method is GET and the HTTP protocol is expected to be HTTP/1.0
     /// or HTTP/1.1.
     ///
@@ -167,7 +165,7 @@ impl Request {
     /// extern crate micro_http;
     /// use micro_http::Request;
     ///
-    /// let http_request = Request::try_from(b"GET http://localhost/home HTTP/1.0\r\n");
+    /// let http_request = Request::try_from(b"GET http://localhost/home HTTP/1.0\r\n\r\n").unwrap();
     /// ```
     pub fn try_from(byte_stream: &[u8]) -> Result<Self, RequestError> {
         // The first line of the request is the Request Line. The line ending is CR LF.

src/response.rs

@@ -92,8 +92,8 @@ impl ResponseHeaders {
         buf.write_all(Header::Server.raw())?;
         buf.write_all(&[COLON, SP])?;
         buf.write_all(self.server.as_bytes())?;
-
         buf.write_all(&[CR, LF])?;
+
         buf.write_all(b"Connection: keep-alive")?;
         buf.write_all(&[CR, LF])?;