Add serializer request/response aliases

test/http/doc_snippets.cpp

@@ -123,7 +123,7 @@ void fxx() {
 //[http_snippet_10
 
     response<string_body> res;
-    serializer<false, string_body, fields> sr{res};
+    response_serializer<string_body, fields> sr{res};
 
 //]
 }
@@ -331,14 +331,29 @@ namespace http {
 #if 0
 //[http_snippet_9]
 
+/// Provides buffer oriented HTTP message serialization functionality.
 template<
     bool isRequest,
     class Body,
-    class Fields,
+    class Fields = fields,
     class ChunkDecorator = no_chunk_decorator
 >
 class serializer;
 
+/// A serializer for HTTP/1 requests
+template<
+    class Body,
+    class Fields = fields,
+    class ChunkDecorator = no_chunk_decorator>
+using request_serializer = serializer<true, Body, Fields, ChunkDecorator>;
+
+/// A serializer for HTTP/1 responses
+template<
+    class Body,
+    class Fields = fields,
+    class ChunkDecorator = no_chunk_decorator>
+using response_serializer = serializer<false, Body, Fields, ChunkDecorator>;
+
 //]
 #endif