Minor operators.h style cleanups

- realign \ at end of macro lines
- use 'using A = B;' rather than 'typedef B A;'
- use conditional_t
This commit is contained in:
Jason Rhinelander 2017-05-20 20:33:18 -04:00
parent acad05cb13
commit 1ac51a02f7

View File

@ -49,22 +49,22 @@ template <op_id, op_type, typename B, typename L, typename R> struct op_impl { }
/// Operator implementation generator
template <op_id id, op_type ot, typename L, typename R> struct op_ {
template <typename Class, typename... Extra> void execute(Class &cl, const Extra&... extra) const {
typedef typename Class::type Base;
typedef typename std::conditional<std::is_same<L, self_t>::value, Base, L>::type L_type;
typedef typename std::conditional<std::is_same<R, self_t>::value, Base, R>::type R_type;
typedef op_impl<id, ot, Base, L_type, R_type> op;
using Base = typename Class::type;
using L_type = conditional_t<std::is_same<L, self_t>::value, Base, L>;
using R_type = conditional_t<std::is_same<R, self_t>::value, Base, R>;
using op = op_impl<id, ot, Base, L_type, R_type>;
cl.def(op::name(), &op::execute, is_operator(), extra...);
}
template <typename Class, typename... Extra> void execute_cast(Class &cl, const Extra&... extra) const {
typedef typename Class::type Base;
typedef typename std::conditional<std::is_same<L, self_t>::value, Base, L>::type L_type;
typedef typename std::conditional<std::is_same<R, self_t>::value, Base, R>::type R_type;
typedef op_impl<id, ot, Base, L_type, R_type> op;
using Base = typename Class::type;
using L_type = conditional_t<std::is_same<L, self_t>::value, Base, L>;
using R_type = conditional_t<std::is_same<R, self_t>::value, Base, R>;
using op = op_impl<id, ot, Base, L_type, R_type>;
cl.def(op::name(), &op::execute_cast, is_operator(), extra...);
}
};
#define PYBIND11_BINARY_OPERATOR(id, rid, op, expr) \
#define PYBIND11_BINARY_OPERATOR(id, rid, op, expr) \
template <typename B, typename L, typename R> struct op_impl<op_##id, op_l, B, L, R> { \
static char const* name() { return "__" #id "__"; } \
static auto execute(const L &l, const R &r) -> decltype(expr) { return (expr); } \
@ -85,7 +85,7 @@ template <typename T> op_<op_##id, op_r, T, self_t> op(const T &, const self_t &
return op_<op_##id, op_r, T, self_t>(); \
}
#define PYBIND11_INPLACE_OPERATOR(id, op, expr) \
#define PYBIND11_INPLACE_OPERATOR(id, op, expr) \
template <typename B, typename L, typename R> struct op_impl<op_##id, op_l, B, L, R> { \
static char const* name() { return "__" #id "__"; } \
static auto execute(L &l, const R &r) -> decltype(expr) { return expr; } \
@ -95,7 +95,7 @@ template <typename T> op_<op_##id, op_l, self_t, T> op(const self_t &, const T &
return op_<op_##id, op_l, self_t, T>(); \
}
#define PYBIND11_UNARY_OPERATOR(id, op, expr) \
#define PYBIND11_UNARY_OPERATOR(id, op, expr) \
template <typename B, typename L> struct op_impl<op_##id, op_u, B, L, undefined_t> { \
static char const* name() { return "__" #id "__"; } \
static auto execute(const L &l) -> decltype(expr) { return expr; } \