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(); }