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//
// Copyright 2010 Ettus Research LLC
//
#include <usrp_uhd/wax.hpp>
#include <stdexcept>
#include <boost/bind.hpp>
#include <boost/format.hpp>
/***********************************************************************
* WAX Object
**********************************************************************/
wax::obj::obj(void){
/* NOP */
}
wax::obj::~obj(void){
/* NOP */
}
wax::proxy wax::obj::operator[](const type &key){
return proxy(
boost::bind(&obj::get, this, key, _1),
boost::bind(&obj::set, this, key, _1)
);
}
/***********************************************************************
* WAX Proxy
**********************************************************************/
wax::proxy::proxy(wax::proxy::getter_t getter, wax::proxy::setter_t setter)
: d_getter(getter), d_setter(setter){
/* NOP */
}
wax::proxy::~proxy(void){
/* NOP */
}
wax::proxy wax::proxy::operator[](const type &key){
type val((*this)());
//check if its a regular pointer and call
if (val.type() == typeid(obj::ptr)){
return (*cast<obj::ptr>(val))[key];
}
//check if its a smart pointer and call
if (val.type() == typeid(obj::sptr)){
return (*cast<obj::sptr>(val))[key];
}
//unknown type
throw std::runtime_error("cannot use [] on non wax::obj pointer");
}
wax::proxy wax::proxy::operator=(const type &val){
d_setter(val);
return *this;
}
wax::type wax::proxy::operator()(void){
type val;
d_getter(val);
return val;
}
/***********************************************************************
* WAX Type
**********************************************************************/
std::ostream& operator<<(std::ostream &os, const wax::type &x){
os << boost::format("WAX type (%s)") % x.type().name();
return os;
}
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