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core: type: check if a class tries to implement an interface it doesn't extend or inherit

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This commit is contained in:
max 🍓
2025-10-28 15:17:50 +00:00
parent e8eee9ca0d
commit b58015baff
3 changed files with 24 additions and 1 deletions
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15
core/error.c
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@@ -719,10 +719,25 @@ static const struct b_error_definition builtin_errors[] = {
"Class initialisation failure"), "Class initialisation failure"),
}; };
static const struct b_error_msg builtin_msg[] = {
B_ERROR_MSG(B_MSG_TYPE_REGISTRATION_FAILURE, "Type registration failed"),
B_ERROR_MSG(B_MSG_CLASS_INIT_FAILURE, "Class initialisation failed"),
B_ERROR_MSG_TEMPLATE(
B_MSG_CLASS_SPECIFIES_UNKNOWN_INTERFACE,
"Class @[class_name] specifies an implementation for interface "
"@[interface_name] that it does not extend or inherit",
B_ERROR_TEMPLATE_PARAM(
"class_name", B_ERROR_TEMPLATE_PARAM_STRING, "%s"),
B_ERROR_TEMPLATE_PARAM(
"interface_name", B_ERROR_TEMPLATE_PARAM_STRING, "%s")),
};
static const struct b_error_vendor builtin_vendor = { static const struct b_error_vendor builtin_vendor = {
.v_name = "Blue", .v_name = "Blue",
.v_error_definitions = builtin_errors, .v_error_definitions = builtin_errors,
.v_error_definitions_length = sizeof builtin_errors, .v_error_definitions_length = sizeof builtin_errors,
.v_msg = builtin_msg,
.v_msg_length = sizeof builtin_msg,
}; };
static void get_error_id( static void get_error_id(

9
core/include/blue/core/macros.h
View File

@@ -20,7 +20,14 @@
#define B_TYPE_CLASS_INTERFACE_BEGIN(interface_name, interface_id) \ #define B_TYPE_CLASS_INTERFACE_BEGIN(interface_name, interface_id) \
interface_name##_class *__B_IFACE_I1(iface, __LINE__) \ interface_name##_class *__B_IFACE_I1(iface, __LINE__) \
= b_class_get_interface(p, interface_id); \ = b_class_get_interface(p, interface_id); \
if (__B_IFACE_I1(iface, __LINE__)) { \ if (!__B_IFACE_I1(iface, __LINE__)) { \
b_throw_error_with_msg_template( \
B_ERRORS_BUILTIN, B_ERR_CLASS_INIT_FAILURE, \
B_MSG_CLASS_SPECIFIES_UNKNOWN_INTERFACE, \
B_ERROR_PARAM("class_name", b_class_get_name(p)), \
B_ERROR_PARAM("interface_name", #interface_name)); \
exit(-1); \
} else { \
interface_name##_class *iface = __B_IFACE_I1(iface, __LINE__); interface_name##_class *iface = __B_IFACE_I1(iface, __LINE__);
#define B_TYPE_CLASS_INTERFACE_END(interface_name, interface_id) } #define B_TYPE_CLASS_INTERFACE_END(interface_name, interface_id) }
#define B_INTERFACE_ENTRY(slot) iface->slot #define B_INTERFACE_ENTRY(slot) iface->slot

1
core/include/blue/core/status.h
View File

@@ -39,6 +39,7 @@ typedef enum b_status_msg {
/* blue-object specific messages */ /* blue-object specific messages */
B_MSG_TYPE_REGISTRATION_FAILURE, B_MSG_TYPE_REGISTRATION_FAILURE,
B_MSG_CLASS_INIT_FAILURE, B_MSG_CLASS_INIT_FAILURE,
B_MSG_CLASS_SPECIFIES_UNKNOWN_INTERFACE,
} b_status_msg; } b_status_msg;
BLUE_API const char *b_status_to_string(b_status status); BLUE_API const char *b_status_to_string(b_status status);