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Replace static_string in parser

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close #1574

This change yields a modest performance improment of 1-2% by replacing
the exception-based handling of buffer overflow with one based on
regular conditional checks.

Signed-off-by: Damian Jarek <damian.jarek93@gmail.com>
This commit is contained in:
Damian Jarek
2019-04-12 01:32:36 +02:00
committed by Vinnie Falco
parent b7a8fb5178
commit 2cfe3ba1b8
5 changed files with 100 additions and 52 deletions
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include/boost/beast/http/impl/basic_parser.ipp
+1 -2
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@@ -14,7 +14,6 @@
#include <boost/beast/http/error.hpp>
#include <boost/beast/http/rfc7230.hpp>
#include <boost/beast/core/buffer_traits.hpp>
#include <boost/beast/core/static_string.hpp>
#include <boost/beast/core/detail/clamp.hpp>
#include <boost/beast/core/detail/config.hpp>
#include <boost/asio/buffer.hpp>
@@ -405,7 +404,7 @@ parse_fields(char const*& in,
string_view name;
string_view value;
// https://stackoverflow.com/questions/686217/maximum-on-http-header-values
static_string<max_obs_fold> buf;
detail::char_buffer<max_obs_fold> buf;
auto p = in;
for(;;)
{