int
CFCMethod_compatible(CFCMethod *self, CFCMethod *other) {
if (!other) { return false; }
if (strcmp(self->macro_sym, other->macro_sym)) { return false; }
int my_public = CFCMethod_public(self);
int other_public = CFCMethod_public(other);
if (!!my_public != !!other_public) { return false; }
// Check arguments and initial values.
CFCParamList *my_param_list = self->function.param_list;
CFCParamList *other_param_list = other->function.param_list;
CFCVariable **my_args = CFCParamList_get_variables(my_param_list);
CFCVariable **other_args = CFCParamList_get_variables(other_param_list);
const char **my_vals = CFCParamList_get_initial_values(my_param_list);
const char **other_vals = CFCParamList_get_initial_values(other_param_list);
for (size_t i = 1; ; i++) { // start at 1, skipping self
if (!!my_args[i] != !!other_args[i]) { return false; }
if (!!my_vals[i] != !!other_vals[i]) { return false; }
if (my_vals[i]) {
if (strcmp(my_vals[i], other_vals[i])) { return false; }
}
if (my_args[i]) {
if (!CFCVariable_equals(my_args[i], other_args[i])) {
return false;
}
}
else {
break;
}
}
// Check return types.
CFCType *type = CFCMethod_get_return_type(self);
CFCType *other_type = CFCMethod_get_return_type(other);
if (CFCType_is_object(type)) {
// Weak validation to allow covariant object return types.
if (!CFCType_is_object(other_type)) { return false; }
if (!CFCType_similar(type, other_type)) { return false; }
}
else {
if (!CFCType_equals(type, other_type)) { return false; }
}
return true;
}
static void
S_run_object_tests(CFCTest *test) {
static const char *modifiers[4] = {
"const", "incremented", "decremented", "nullable"
};
static int flags[4] = {
CFCTYPE_CONST,
CFCTYPE_INCREMENTED,
CFCTYPE_DECREMENTED,
CFCTYPE_NULLABLE
};
static int (*accessors[4])(CFCType *type) = {
CFCType_const,
CFCType_incremented,
CFCType_decremented,
CFCType_nullable
};
{
CFCParser *parser = CFCParser_new();
CFCParcel *neato_parcel
= CFCTest_parse_parcel(test, parser, "parcel Neato;");
static const char *specifiers[4] = {
"Foo", "FooJr", "FooIII", "Foo4th"
};
for (int i = 0; i < 4; ++i) {
const char *specifier = specifiers[i];
char *class_code = CFCUtil_sprintf("class %s {}", specifier);
CFCClass *klass = CFCTest_parse_class(test, parser, class_code);
FREEMEM(class_code);
static const char *prefixes[2] = { "", "neato_" };
char *expect = CFCUtil_sprintf("neato_%s", specifier);
for (int j = 0; j < 2; ++j) {
char *src = CFCUtil_sprintf("%s%s*", prefixes[j], specifier);
CFCType *type = CFCTest_parse_type(test, parser, src);
CFCType_resolve(type);
STR_EQ(test, CFCType_get_specifier(type), expect,
"object_type_specifier: %s", src);
OK(test, CFCType_is_object(type), "%s is_object", src);
INT_EQ(test, CFCType_get_indirection(type), 1,
"%s indirection", src);
FREEMEM(src);
CFCBase_decref((CFCBase*)type);
}
FREEMEM(expect);
for (int j = 0; j < 4; ++j) {
char *src = CFCUtil_sprintf("%s %s*", modifiers[j], specifier);
CFCType *type = CFCTest_parse_type(test, parser, src);
OK(test, CFCType_is_object(type), "%s is_object", src);
OK(test, accessors[j](type), "%s accessor", src);
FREEMEM(src);
CFCBase_decref((CFCBase*)type);
}
CFCBase_decref((CFCBase*)klass);
CFCClass_clear_registry();
}
CFCBase_decref((CFCBase*)neato_parcel);
CFCBase_decref((CFCBase*)parser);
}
CFCParcel *neato_parcel = CFCParcel_new("Neato", NULL, NULL, NULL);
CFCClass *foo_class
= CFCClass_create(neato_parcel, NULL, "Foo", NULL, NULL, NULL, NULL,
NULL, false, false, false);
CFCType *foo = CFCType_new_object(0, neato_parcel, "Foo", 1);
CFCType_resolve(foo);
{
CFCType *another_foo = CFCType_new_object(0, neato_parcel, "Foo", 1);
CFCType_resolve(another_foo);
OK(test, CFCType_equals(foo, another_foo), "equals");
CFCBase_decref((CFCBase*)another_foo);
}
{
CFCClass *bar_class
= CFCClass_create(neato_parcel, NULL, "Bar", NULL, NULL, NULL,
NULL, NULL, false, false, false);
CFCType *bar = CFCType_new_object(0, neato_parcel, "Bar", 1);
CFCType_resolve(bar);
OK(test, !CFCType_equals(foo, bar),
"different specifier spoils equals");
CFCBase_decref((CFCBase*)bar);
CFCBase_decref((CFCBase*)bar_class);
}
{
CFCParcel *foreign_parcel
= CFCParcel_new("Foreign", NULL, NULL, NULL);
CFCClass *foreign_foo_class
= CFCClass_create(foreign_parcel, NULL, "Foreign::Foo", NULL, NULL,
NULL, NULL, NULL, false, false, false);
CFCType *foreign_foo = CFCType_new_object(0, foreign_parcel, "Foo", 1);
CFCType_resolve(foreign_foo);
OK(test, !CFCType_equals(foo, foreign_foo),
"different parcel spoils equals");
STR_EQ(test, CFCType_get_specifier(foreign_foo), "foreign_Foo",
"prepend parcel prefix to specifier");
CFCBase_decref((CFCBase*)foreign_parcel);
CFCBase_decref((CFCBase*)foreign_foo_class);
CFCBase_decref((CFCBase*)foreign_foo);
}
{
for (int i = 0; i < 4; ++i) {
CFCType *modified_foo
= CFCType_new_object(flags[i], neato_parcel, "Foo", 1);
CFCType_resolve(modified_foo);
OK(test, accessors[i](modified_foo), "%s", modifiers[i]);
OK(test, !accessors[i](foo), "not %s", modifiers[i]);
OK(test, !CFCType_equals(foo, modified_foo),
"different %s spoils equals", modifiers[i]);
OK(test, !CFCType_similar(foo, modified_foo),
"different %s spoils similar", modifiers[i]);
CFCBase_decref((CFCBase*)modified_foo);
}
}
{
CFCType *string_type
= CFCType_new_object(0, neato_parcel, "String", 1);
OK(test, CFCType_is_string_type(string_type), "%s", "is_string_type");
OK(test, !CFCType_is_string_type(foo), "not %s", "not is_string_type");
CFCBase_decref((CFCBase*)string_type);
}
CFCBase_decref((CFCBase*)neato_parcel);
CFCBase_decref((CFCBase*)foo_class);
CFCBase_decref((CFCBase*)foo);
CFCClass_clear_registry();
CFCParcel_reap_singletons();
}
