diff options
| -rw-r--r-- | include/ruby/internal/core/rtypeddata.h | 45 |
1 files changed, 32 insertions, 13 deletions
diff --git a/include/ruby/internal/core/rtypeddata.h b/include/ruby/internal/core/rtypeddata.h index 24e87e63f9..aaf8f7997c 100644 --- a/include/ruby/internal/core/rtypeddata.h +++ b/include/ruby/internal/core/rtypeddata.h @@ -507,19 +507,6 @@ RBIMPL_SYMBOL_EXPORT_END() sizeof(type)) #endif -/** - * Obtains a C struct from inside of a wrapper Ruby object. - * - * @param obj An instance of ::RTypedData. - * @param type Type name of the C struct. - * @param data_type The data type describing `type`. - * @param sval Variable name of obtained C struct. - * @exception rb_eTypeError `obj` is not a kind of `data_type`. - * @return Unwrapped C struct that `obj` holds. - */ -#define TypedData_Get_Struct(obj,type,data_type,sval) \ - ((sval) = RBIMPL_CAST((type *)rb_check_typeddata((obj), (data_type)))) - static inline bool RTYPEDDATA_EMBEDDED_P(VALUE obj) { @@ -614,6 +601,38 @@ RTYPEDDATA_TYPE(VALUE obj) return (const struct rb_data_type_struct *)(RTYPEDDATA(obj)->type & TYPED_DATA_PTR_MASK); } +RBIMPL_ATTR_PURE_UNLESS_DEBUG() +RBIMPL_ATTR_ARTIFICIAL() +/** + * @private + * + * This is an implementation detail of TypedData_Get_Struct(). Don't use it + * directly. + */ +static inline void * +rbimpl_check_typeddata(VALUE obj, const rb_data_type_t *type) +{ + if (RB_LIKELY(RB_TYPE_P(obj, T_DATA) && RTYPEDDATA_P(obj) && RTYPEDDATA_TYPE(obj) == type)) { + return RTYPEDDATA_GET_DATA(obj); + } + + return rb_check_typeddata(obj, type); +} + + +/** + * Obtains a C struct from inside of a wrapper Ruby object. + * + * @param obj An instance of ::RTypedData. + * @param type Type name of the C struct. + * @param data_type The data type describing `type`. + * @param sval Variable name of obtained C struct. + * @exception rb_eTypeError `obj` is not a kind of `data_type`. + * @return Unwrapped C struct that `obj` holds. + */ +#define TypedData_Get_Struct(obj,type,data_type,sval) \ + ((sval) = RBIMPL_CAST((type *)rbimpl_check_typeddata((obj), (data_type)))) + /** * While we don't stop you from using this function, it seems to be an * implementation detail of #TypedData_Make_Struct, which is preferred over |