CFCType*
CFCType_new_object(int flags, CFCParcel *parcel, const char *specifier,
int indirection) {
// Validate params.
if (indirection != 1) {
CFCUtil_die("Parameter 'indirection' can only be 1");
}
if (!specifier || !strlen(specifier)) {
CFCUtil_die("Missing required param 'specifier'");
}
if ((flags & CFCTYPE_INCREMENTED) && (flags & CFCTYPE_DECREMENTED)) {
CFCUtil_die("Can't be both incremented and decremented");
}
// Use default parcel if none supplied.
if (!parcel) {
parcel = CFCParcel_default_parcel();
}
// Add flags.
flags |= CFCTYPE_OBJECT;
if (strstr(specifier, "String")) {
// Determine whether this type is a string type.
flags |= CFCTYPE_STRING_TYPE;
}
// Validate specifier.
if (!isalpha(*specifier)) {
CFCUtil_die("Invalid specifier: '%s'", specifier);
}
const char *small_specifier = specifier;
while (!isupper(*small_specifier)) {
if (!isalnum(*small_specifier) && *small_specifier != '_') {
CFCUtil_die("Invalid specifier: '%s'", specifier);
}
small_specifier++;
}
if (!CFCSymbol_validate_class_name_component(small_specifier)) {
CFCUtil_die("Invalid specifier: '%s'", specifier);
}
int acceptable_flags = CFCTYPE_OBJECT
| CFCTYPE_STRING_TYPE
| CFCTYPE_CONST
| CFCTYPE_NULLABLE
| CFCTYPE_INCREMENTED
| CFCTYPE_DECREMENTED;
S_check_flags(flags, acceptable_flags, "Object");
return CFCType_new(flags, parcel, specifier, 1);
}
CFCParcel*
CFCParcel_fetch(const char *name) {
// Return the default parcel for either a blank name or a NULL name.
if (!name || !strlen(name)) {
return CFCParcel_default_parcel();
}
for (size_t i = 0; i < num_registered ; i++) {
CFCParcel *existing = registry[i];
if (strcmp(existing->name, name) == 0) {
return existing;
}
}
return NULL;
}
void
CFCParcel_register(CFCParcel *self) {
CFCParcel *existing = CFCParcel_fetch(self->name);
if (existing) {
CFCUtil_die("Parcel '%s' already registered", self->name);
}
if (!num_registered) {
// Init default parcel as first.
registry = (CFCParcel**)CALLOCATE(3, sizeof(CFCParcel*));
CFCParcel *def = CFCParcel_default_parcel();
registry[0] = (CFCParcel*)CFCBase_incref((CFCBase*)def);
num_registered++;
}
size_t size = (num_registered + 2) * sizeof(CFCParcel*);
registry = (CFCParcel**)REALLOCATE(registry, size);
registry[num_registered++] = (CFCParcel*)CFCBase_incref((CFCBase*)self);
registry[num_registered] = NULL;
}
CFCClass*
CFCClass_do_create(CFCClass *self, struct CFCParcel *parcel,
const char *exposure, const char *class_name,
const char *cnick, const char *micro_sym,
CFCDocuComment *docucomment, CFCFileSpec *file_spec,
const char *parent_class_name, int is_final, int is_inert) {
CFCUTIL_NULL_CHECK(class_name);
exposure = exposure ? exposure : "parcel";
micro_sym = micro_sym ? micro_sym : "class";
parcel = parcel ? parcel : CFCParcel_default_parcel();
CFCSymbol_init((CFCSymbol*)self, parcel, exposure, class_name, cnick,
micro_sym);
if (!is_inert
&& !parent_class_name
&& strcmp(class_name, "Clownfish::Obj") != 0
) {
parent_class_name = "Clownfish::Obj";
}
self->parent = NULL;
self->tree_grown = false;
self->children = (CFCClass**)CALLOCATE(1, sizeof(CFCClass*));
self->num_kids = 0;
self->functions = (CFCFunction**)CALLOCATE(1, sizeof(CFCFunction*));
self->num_functions = 0;
self->methods = (CFCMethod**)CALLOCATE(1, sizeof(CFCMethod*));
self->num_methods = 0;
self->member_vars = (CFCVariable**)CALLOCATE(1, sizeof(CFCVariable*));
self->num_member_vars = 0;
self->inert_vars = (CFCVariable**)CALLOCATE(1, sizeof(CFCVariable*));
self->num_inert_vars = 0;
self->parent_class_name = CFCUtil_strdup(parent_class_name);
self->docucomment
= (CFCDocuComment*)CFCBase_incref((CFCBase*)docucomment);
self->file_spec = (CFCFileSpec*)CFCBase_incref((CFCBase*)file_spec);
// Cache several derived symbols.
const char *last_colon = strrchr(class_name, ':');
self->struct_sym = last_colon
? CFCUtil_strdup(last_colon + 1)
: CFCUtil_strdup(class_name);
const char *prefix = CFCClass_get_prefix(self);
size_t struct_sym_len = strlen(self->struct_sym);
self->short_vtable_var = (char*)MALLOCATE(struct_sym_len + 1);
size_t i;
for (i = 0; i < struct_sym_len; i++) {
self->short_vtable_var[i] = toupper(self->struct_sym[i]);
}
self->short_vtable_var[struct_sym_len] = '\0';
self->full_struct_sym = CFCUtil_sprintf("%s%s", prefix, self->struct_sym);
self->ivars_struct = CFCUtil_sprintf("%sIVARS", self->struct_sym);
self->full_ivars_struct = CFCUtil_sprintf("%sIVARS", self->full_struct_sym);
self->ivars_func = CFCUtil_sprintf("%s_IVARS", CFCClass_get_cnick(self));
self->full_ivars_func = CFCUtil_sprintf("%s%s_IVARS", prefix,
CFCClass_get_cnick(self));
self->full_ivars_offset = CFCUtil_sprintf("%s_OFFSET", self->full_ivars_func);
size_t full_struct_sym_len = strlen(self->full_struct_sym);
self->full_vtable_var = (char*)MALLOCATE(full_struct_sym_len + 1);
for (i = 0; self->full_struct_sym[i] != '\0'; i++) {
self->full_vtable_var[i] = toupper(self->full_struct_sym[i]);
}
self->full_vtable_var[i] = '\0';
self->privacy_symbol = CFCUtil_sprintf("C_%s", self->full_vtable_var);
// Build the relative path to the autogenerated C header file.
if (file_spec) {
const char *path_part = CFCFileSpec_get_path_part(self->file_spec);
self->include_h = CFCUtil_sprintf("%s.h", path_part);
}
else {
self->include_h = CFCUtil_strdup("class.h");
}
self->is_final = !!is_final;
self->is_inert = !!is_inert;
if (file_spec && CFCFileSpec_included(file_spec)) {
if (!CFCParcel_included(parcel)) {
CFCUtil_die("Class %s from include dir found in parcel %s from"
" source dir",
class_name, CFCParcel_get_name(parcel));
}
}
else {
if (CFCParcel_included(parcel)) {
CFCUtil_die("Class %s from source dir found in parcel %s from"
" include dir",
class_name, CFCParcel_get_name(parcel));
}
}
// Store in registry.
S_register(self);
return self;
}
CFCType*
CFCType_new_object(int flags, CFCParcel *parcel, const char *specifier,
int indirection) {
// Validate params.
if (indirection != 1) {
CFCUtil_die("Parameter 'indirection' can only be 1");
}
if (!specifier || !strlen(specifier)) {
CFCUtil_die("Missing required param 'specifier'");
}
if ((flags & CFCTYPE_INCREMENTED) && (flags & CFCTYPE_DECREMENTED)) {
CFCUtil_die("Can't be both incremented and decremented");
}
// Use default parcel if none supplied.
if (!parcel) {
parcel = CFCParcel_default_parcel();
}
// Add flags.
flags |= CFCTYPE_OBJECT;
if (strstr(specifier, "CharBuf")) {
// Determine whether this type is a string type.
flags |= CFCTYPE_STRING_TYPE;
}
const size_t MAX_SPECIFIER_LEN = 256;
char full_specifier[MAX_SPECIFIER_LEN + 1];
char small_specifier[MAX_SPECIFIER_LEN + 1];
if (isupper(*specifier)) {
const char *prefix = CFCParcel_get_prefix(parcel);
if (strlen(prefix) + strlen(specifier) > MAX_SPECIFIER_LEN) {
CFCUtil_die("Specifier and/or parcel prefix too long");
}
sprintf(full_specifier, "%s%s", prefix, specifier);
strcpy(small_specifier, specifier);
}
else if (!isalpha(*specifier)) {
CFCUtil_die("Invalid specifier: '%s'", specifier);
}
else {
if (strlen(specifier) > MAX_SPECIFIER_LEN) {
CFCUtil_die("Specifier too long");
}
const char *probe = specifier;
while (*probe) {
if (isupper(*probe)) {
break;
}
else if (!isalnum(*probe) && *probe != '_') {
CFCUtil_die("Invalid specifier: '%s'", specifier);
}
probe++;
}
strcpy(full_specifier, specifier);
strcpy(small_specifier, probe);
}
if (!CFCSymbol_validate_class_name_component(small_specifier)) {
CFCUtil_die("Invalid specifier: '%s'", specifier);
}
// Cache C representation.
char c_string[MAX_SPECIFIER_LEN + 10];
if (flags & CFCTYPE_CONST) {
sprintf(c_string, "const %s*", full_specifier);
}
else {
sprintf(c_string, "%s*", full_specifier);
}
int acceptable_flags = CFCTYPE_OBJECT
| CFCTYPE_STRING_TYPE
| CFCTYPE_CONST
| CFCTYPE_NULLABLE
| CFCTYPE_INCREMENTED
| CFCTYPE_DECREMENTED;
S_check_flags(flags, acceptable_flags, "Object");
return CFCType_new(flags, parcel, full_specifier, 1, c_string);
}
static void
S_run_tests(CFCTest *test) {
CFCParcel *parcel = CFCParcel_default_parcel();
{
static const char *exposures[4] = {
"public", "private", "parcel", "local"
};
static int (*accessors[4])(CFCSymbol *sym) = {
CFCSymbol_public,
CFCSymbol_private,
CFCSymbol_parcel,
CFCSymbol_local
};
for (int i = 0; i < 4; ++i) {
CFCSymbol *symbol
= CFCSymbol_new(parcel, exposures[i], NULL, NULL, "sym");
for (int j = 0; j < 4; ++j) {
int has_exposure = accessors[j](symbol);
if (i == j) {
OK(test, has_exposure, "exposure %s", exposures[i]);
}
else {
OK(test, !has_exposure, "%s means not %s", exposures[i],
exposures[j]);
}
}
CFCBase_decref((CFCBase*)symbol);
}
}
{
CFCSymbol *foo = CFCSymbol_new(parcel, "parcel", "Foo", NULL, "sym");
CFCSymbol *foo_jr
= CFCSymbol_new(parcel, "parcel", "Foo::FooJr", NULL, "sym");
int equal = CFCSymbol_equals(foo, foo_jr);
OK(test, !equal, "different class_name spoils equals");
const char *foo_jr_name = CFCSymbol_get_class_name(foo_jr);
STR_EQ(test, foo_jr_name, "Foo::FooJr", "get_class_name");
const char *foo_jr_cnick = CFCSymbol_get_class_cnick(foo_jr);
STR_EQ(test, foo_jr_cnick, "FooJr",
"derive class_cnick from class_name");
CFCBase_decref((CFCBase*)foo);
CFCBase_decref((CFCBase*)foo_jr);
}
{
CFCSymbol *public_exposure
= CFCSymbol_new(parcel, "public", NULL, NULL, "sym");
CFCSymbol *parcel_exposure
= CFCSymbol_new(parcel, "parcel", NULL, NULL, "sym");
int equal = CFCSymbol_equals(public_exposure, parcel_exposure);
OK(test, !equal, "different exposure spoils equals");
CFCBase_decref((CFCBase*)public_exposure);
CFCBase_decref((CFCBase*)parcel_exposure);
}
{
CFCParcel *lucifer_parcel
= CFCParcel_new("Lucifer", NULL, NULL, false);
CFCParcel_register(lucifer_parcel);
CFCSymbol *lucifer
= CFCSymbol_new(lucifer_parcel, "parcel", NULL, NULL, "sym");
CFCParcel *symbol_parcel = CFCSymbol_get_parcel(lucifer);
OK(test, symbol_parcel == lucifer_parcel, "derive parcel");
const char *prefix = CFCSymbol_get_prefix(lucifer);
STR_EQ(test, prefix, "lucifer_", "get_prefix");
const char *Prefix = CFCSymbol_get_Prefix(lucifer);
STR_EQ(test, Prefix, "Lucifer_", "get_Prefix");
const char *PREFIX = CFCSymbol_get_PREFIX(lucifer);
STR_EQ(test, PREFIX, "LUCIFER_", "get_PREFIX");
CFCParcel *luser_parcel = CFCParcel_new("Luser", NULL, NULL, false);
CFCParcel_register(luser_parcel);
CFCSymbol *luser
= CFCSymbol_new(luser_parcel, "parcel", NULL, NULL, "sym");
int equal = CFCSymbol_equals(lucifer, luser);
OK(test, !equal, "different exposure spoils equals");
CFCBase_decref((CFCBase*)lucifer_parcel);
CFCBase_decref((CFCBase*)lucifer);
CFCBase_decref((CFCBase*)luser_parcel);
CFCBase_decref((CFCBase*)luser);
}
{
CFCSymbol *ooga = CFCSymbol_new(parcel, "parcel", NULL, NULL, "ooga");
CFCSymbol *booga
= CFCSymbol_new(parcel, "parcel", NULL, NULL, "booga");
int equal = CFCSymbol_equals(ooga, booga);
OK(test, !equal, "different micro_sym spoils equals");
CFCBase_decref((CFCBase*)ooga);
CFCBase_decref((CFCBase*)booga);
}
{
CFCParcel *eep_parcel = CFCParcel_new("Eep", NULL, NULL, false);
CFCParcel_register(eep_parcel);
CFCSymbol *eep
= CFCSymbol_new(eep_parcel, "parcel", "Op::Ork", NULL, "ah_ah");
const char *short_sym = CFCSymbol_short_sym(eep);
STR_EQ(test, short_sym, "Ork_ah_ah", "short_sym");
const char *full_sym = CFCSymbol_full_sym(eep);
STR_EQ(test, full_sym, "eep_Ork_ah_ah", "full_sym");
CFCBase_decref((CFCBase*)eep_parcel);
CFCBase_decref((CFCBase*)eep);
}
CFCParcel_reap_singletons();
}
