static void
S_run_overridden_tests(CFCTest *test) {
CFCParser *parser = CFCParser_new();
CFCParcel *neato_parcel
= CFCTest_parse_parcel(test, parser, "parcel Neato;");
CFCType *return_type = CFCTest_parse_type(test, parser, "Obj*");
CFCParamList *param_list
= CFCTest_parse_param_list(test, parser, "(Foo *self)");
CFCMethod *orig
= CFCMethod_new(neato_parcel, NULL, "Neato::Foo", "Foo",
"Return_An_Obj", return_type, param_list,
NULL, 0, 0);
CFCParamList *overrider_param_list
= CFCTest_parse_param_list(test, parser, "(FooJr *self)");
CFCMethod *overrider
= CFCMethod_new(neato_parcel, NULL, "Neato::Foo::FooJr", "FooJr",
"Return_An_Obj", return_type, overrider_param_list,
NULL, 0, 0);
CFCMethod_override(overrider, orig);
OK(test, !CFCMethod_novel(overrider),
"A Method which overrides another is not 'novel'");
CFCBase_decref((CFCBase*)parser);
CFCBase_decref((CFCBase*)neato_parcel);
CFCBase_decref((CFCBase*)return_type);
CFCBase_decref((CFCBase*)param_list);
CFCBase_decref((CFCBase*)orig);
CFCBase_decref((CFCBase*)overrider_param_list);
CFCBase_decref((CFCBase*)overrider);
CFCParcel_reap_singletons();
}
static void
S_bequeath_methods(CFCClass *self) {
for (size_t child_num = 0; self->children[child_num] != NULL; child_num++) {
CFCClass *child = self->children[child_num];
// Create array of methods, preserving exact order so vtables match up.
size_t num_methods = 0;
size_t max_methods = self->num_methods + child->num_methods;
CFCMethod **methods = (CFCMethod**)MALLOCATE(
(max_methods + 1) * sizeof(CFCMethod*));
// Gather methods which child inherits or overrides.
for (size_t i = 0; i < self->num_methods; i++) {
CFCMethod *method = self->methods[i];
const char *macro_sym = CFCMethod_get_macro_sym(method);
CFCMethod *child_method = CFCClass_method(child, macro_sym);
if (child_method) {
CFCMethod_override(child_method, method);
methods[num_methods++] = child_method;
}
else {
methods[num_methods++] = method;
}
}
// Append novel child methods to array. Child methods which were just
// marked via CFCMethod_override() a moment ago are skipped.
for (size_t i = 0; i < child->num_methods; i++) {
CFCMethod *method = child->methods[i];
if (CFCMethod_novel(method)) {
methods[num_methods++] = method;
}
}
methods[num_methods] = NULL;
// Manage refcounts and assign new array. Transform to final methods
// if child class is a final class.
if (child->is_final) {
for (size_t i = 0; i < num_methods; i++) {
if (CFCMethod_final(methods[i])) {
CFCBase_incref((CFCBase*)methods[i]);
}
else {
methods[i] = CFCMethod_finalize(methods[i]);
}
}
}
else {
for (size_t i = 0; i < num_methods; i++) {
CFCBase_incref((CFCBase*)methods[i]);
}
}
for (size_t i = 0; i < child->num_methods; i++) {
CFCBase_decref((CFCBase*)child->methods[i]);
}
FREEMEM(child->methods);
child->methods = methods;
child->num_methods = num_methods;
// Pass it all down to the next generation.
S_bequeath_methods(child);
child->tree_grown = true;
}
}
