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construct/include/ircd/js/trap_function.h

62 lines
2 KiB
C++

/*
* Copyright (C) 2016 Charybdis Development Team
* Copyright (C) 2016 Jason Volk <jason@zemos.net>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice is present in all copies.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#define HAVE_IRCD_JS_TRAP_FUNCTION
namespace ircd {
namespace js {
struct trap::function
{
friend struct trap;
using closure = std::function<value (object::handle, value::handle, const args &)>;
struct trap *trap;
std::string name;
closure lambda;
JSFunctionSpec spec;
protected:
virtual value on_call(object::handle callee, value::handle that, const args &);
virtual value on_new(object::handle callee, const args &);
private:
static function &from(JSObject *const &);
static bool handle_call(JSContext *, unsigned, JS::Value *) noexcept;
public:
js::function operator()(const object::handle &) const;
function(struct trap &,
const std::string &name,
const uint16_t &flags = 0,
const uint16_t &arity = 0,
const closure & = {});
function(function &&) = delete;
function(const function &) = delete;
virtual ~function() noexcept;
};
} // namespace js
} // namespace ircd