diff options
Diffstat (limited to 'core/variant/binder_common.h')
| -rw-r--r-- | core/variant/binder_common.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/core/variant/binder_common.h b/core/variant/binder_common.h index e72f76c5e1..2e38ce5b06 100644 --- a/core/variant/binder_common.h +++ b/core/variant/binder_common.h @@ -650,6 +650,39 @@ void call_with_variant_args_retc_static_helper(T *p_instance, R (*p_method)(T *, (void)p_args; } +template <class T, class R, class... P> +void call_with_variant_args_retc_static_helper_dv(T *p_instance, R (*p_method)(T *, P...), const Variant **p_args, int p_argcount, Variant &r_ret, const Vector<Variant> &default_values, Callable::CallError &r_error) { +#ifdef DEBUG_ENABLED + if ((size_t)p_argcount > sizeof...(P)) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS; + r_error.argument = sizeof...(P); + return; + } +#endif + + int32_t missing = (int32_t)sizeof...(P) - (int32_t)p_argcount; + + int32_t dvs = default_values.size(); +#ifdef DEBUG_ENABLED + if (missing > dvs) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = sizeof...(P); + return; + } +#endif + + const Variant *args[sizeof...(P) == 0 ? 1 : sizeof...(P)]; //avoid zero sized array + for (int32_t i = 0; i < (int32_t)sizeof...(P); i++) { + if (i < p_argcount) { + args[i] = p_args[i]; + } else { + args[i] = &default_values[i - p_argcount + (dvs - missing)]; + } + } + + call_with_variant_args_retc_static_helper(p_instance, p_method, args, r_ret, r_error, BuildIndexSequence<sizeof...(P)>{}); +} + #if defined(DEBUG_METHODS_ENABLED) && defined(__GNUC__) && !defined(__clang__) #pragma GCC diagnostic pop #endif |