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Re-designed user types dispatching mechanism.

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msgpakc-c 0.5.9 or older uses ADL.
msgpack-c 1.0.x uses overloading with header files ordering.
msgpack-c 1.1.x uses functor with class template specialization.
This commit is contained in:
Takatoshi Kondo
2015-04-02 14:52:47 +09:00
parent 6ec09053b1
commit e8d3c8d6c5
74 changed files with 5646 additions and 11012 deletions
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136
include/msgpack/adaptor/float.hpp
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@@ -28,75 +28,97 @@ MSGPACK_API_VERSION_NAMESPACE(v1) {
// FIXME check overflow, underflow
namespace adaptor {
inline msgpack::object const& operator>> (msgpack::object const& o, float& v)
{
if(o.type == msgpack::type::FLOAT) {
v = static_cast<float>(o.via.f64);
template <>
struct convert<float> {
msgpack::object const& operator()(msgpack::object const& o, float& v) const {
if(o.type == msgpack::type::FLOAT) {
v = static_cast<float>(o.via.f64);
}
else if (o.type == msgpack::type::POSITIVE_INTEGER) {
v = static_cast<float>(o.via.u64);
}
else if (o.type == msgpack::type::NEGATIVE_INTEGER) {
v = static_cast<float>(o.via.i64);
}
else {
throw msgpack::type_error();
}
return o;
}
else if (o.type == msgpack::type::POSITIVE_INTEGER) {
v = static_cast<float>(o.via.u64);
};
template <>
struct pack<float> {
template <typename Stream>
msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const float& v) const {
o.pack_float(v);
return o;
}
else if (o.type == msgpack::type::NEGATIVE_INTEGER) {
v = static_cast<float>(o.via.i64);
};
template <>
struct convert<double> {
msgpack::object const& operator()(msgpack::object const& o, double& v) const {
if(o.type == msgpack::type::FLOAT) {
v = o.via.f64;
}
else if (o.type == msgpack::type::POSITIVE_INTEGER) {
v = static_cast<double>(o.via.u64);
}
else if (o.type == msgpack::type::NEGATIVE_INTEGER) {
v = static_cast<double>(o.via.i64);
}
else {
throw msgpack::type_error();
}
return o;
}
else {
throw msgpack::type_error();
};
template <>
struct pack<double> {
template <typename Stream>
msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const double& v) const {
o.pack_double(v);
return o;
}
return o;
}
template <typename Stream>
inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, const float& v)
{
o.pack_float(v);
return o;
}
};
inline msgpack::object const& operator>> (msgpack::object const& o, double& v)
{
if(o.type == msgpack::type::FLOAT) {
v = o.via.f64;
template <>
struct object<float> {
void operator()(msgpack::object& o, float v) const {
o.type = msgpack::type::FLOAT;
o.via.f64 = static_cast<double>(v);
}
else if (o.type == msgpack::type::POSITIVE_INTEGER) {
v = static_cast<double>(o.via.u64);
};
template <>
struct object<double> {
void operator()(msgpack::object& o, double v) const {
o.type = msgpack::type::FLOAT;
o.via.f64 = v;
}
else if (o.type == msgpack::type::NEGATIVE_INTEGER) {
v = static_cast<double>(o.via.i64);
};
template <>
struct object_with_zone<float> {
void operator()(msgpack::object::with_zone& o, float v) const {
static_cast<msgpack::object&>(o) << v;
}
else {
throw msgpack::type_error();
};
template <>
struct object_with_zone<double> {
void operator()(msgpack::object::with_zone& o, double v) const {
static_cast<msgpack::object&>(o) << v;
}
return o;
}
template <typename Stream>
inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, const double& v)
{
o.pack_double(v);
return o;
}
inline void operator<< (msgpack::object& o, float v)
{
o.type = msgpack::type::FLOAT;
o.via.f64 = static_cast<double>(v);
}
inline void operator<< (msgpack::object& o, double v)
{
o.type = msgpack::type::FLOAT;
o.via.f64 = v;
}
inline void operator<< (msgpack::object::with_zone& o, float v)
{ static_cast<msgpack::object&>(o) << v; }
inline void operator<< (msgpack::object::with_zone& o, double v)
{ static_cast<msgpack::object&>(o) << v; }
};
} // namespace adaptor
} // MSGPACK_API_VERSION_NAMESPACE(v1)