Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for a snapshot of the master branch, built from commit 5f5f1875a5.

http::is_body_reader

Determine if a type has a nested BodyReader.

Synopsis

Defined in header <boost/beast/http/type_traits.hpp>

template<
    class T>
using is_body_reader = see-below;

Description

This alias template is std::true_type when:

T has a nested type named reader
reader meets the requirements of BodyReader.

Template Parameters

Type	Description
`T`	The body type to test.

Example

template<bool isRequest, class Body, class Fields>
void check_can_parse(message<isRequest, Body, Fields>&)
{
    static_assert(is_body_reader<Body>::value,
        "Cannot parse Body, no reader");
}