clang complains about missing initializer (even though the field was
properly initialized by the default constructor).
Signed-off-by: Damian Jarek <damian.jarek93@gmail.com>
The `temporary_buffer<A>` class template replaces the use of
`static_string` in `http::fields`, simplifying `set_chunked_impl` and
`set_keep_alive_impl`.
Signed-off-by: Damian Jarek <damian.jarek93@gmail.com>
Not using lambdas in this case reduced the number of instantiations of
the algorithm by a factor of 4x at no (observable) runtime cost.
Signed-off-by: Damian Jarek <damian.jarek93@gmail.com>