godot/modules/gdscript/gdscript.cpp
George Marques 7e5c2f945d
Remove references to compiled GDScript in export
This feature was removed from GDScript so it should not be present on
the interface nor in the saved export presets.
2023-01-20 15:09:07 -03:00

2720 lines
75 KiB
C++

/**************************************************************************/
/* gdscript.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "gdscript.h"
#include <stdint.h>
#include "core/config/engine.h"
#include "core/config/project_settings.h"
#include "core/core_constants.h"
#include "core/core_string_names.h"
#include "core/io/file_access.h"
#include "core/io/file_access_encrypted.h"
#include "core/os/os.h"
#include "gdscript_analyzer.h"
#include "gdscript_cache.h"
#include "gdscript_compiler.h"
#include "gdscript_parser.h"
#include "gdscript_rpc_callable.h"
#include "gdscript_warning.h"
#ifdef TESTS_ENABLED
#include "tests/gdscript_test_runner.h"
#endif
#ifdef TOOLS_ENABLED
#include "editor/editor_paths.h"
#endif
///////////////////////////
GDScriptNativeClass::GDScriptNativeClass(const StringName &p_name) {
name = p_name;
}
bool GDScriptNativeClass::_get(const StringName &p_name, Variant &r_ret) const {
bool ok;
int64_t v = ClassDB::get_integer_constant(name, p_name, &ok);
if (ok) {
r_ret = v;
return true;
} else {
return false;
}
}
void GDScriptNativeClass::_bind_methods() {
ClassDB::bind_method(D_METHOD("new"), &GDScriptNativeClass::_new);
}
Variant GDScriptNativeClass::_new() {
Object *o = instantiate();
ERR_FAIL_COND_V_MSG(!o, Variant(), "Class type: '" + String(name) + "' is not instantiable.");
RefCounted *rc = Object::cast_to<RefCounted>(o);
if (rc) {
return Ref<RefCounted>(rc);
} else {
return o;
}
}
Object *GDScriptNativeClass::instantiate() {
return ClassDB::instantiate(name);
}
Variant GDScriptNativeClass::callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
if (p_method == SNAME("new")) {
// Constructor.
return Object::callp(p_method, p_args, p_argcount, r_error);
}
MethodBind *method = ClassDB::get_method(name, p_method);
if (method) {
// Native static method.
return method->call(nullptr, p_args, p_argcount, r_error);
}
r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
return Variant();
}
GDScriptFunction *GDScript::_super_constructor(GDScript *p_script) {
if (p_script->initializer) {
return p_script->initializer;
} else {
GDScript *base_src = p_script->_base;
if (base_src != nullptr) {
return _super_constructor(base_src);
} else {
return nullptr;
}
}
}
void GDScript::_super_implicit_constructor(GDScript *p_script, GDScriptInstance *p_instance, Callable::CallError &r_error) {
GDScript *base_src = p_script->_base;
if (base_src != nullptr) {
_super_implicit_constructor(base_src, p_instance, r_error);
if (r_error.error != Callable::CallError::CALL_OK) {
return;
}
}
ERR_FAIL_NULL(p_script->implicit_initializer);
p_script->implicit_initializer->call(p_instance, nullptr, 0, r_error);
}
GDScriptInstance *GDScript::_create_instance(const Variant **p_args, int p_argcount, Object *p_owner, bool p_is_ref_counted, Callable::CallError &r_error) {
/* STEP 1, CREATE */
GDScriptInstance *instance = memnew(GDScriptInstance);
instance->base_ref_counted = p_is_ref_counted;
instance->members.resize(member_indices.size());
instance->script = Ref<GDScript>(this);
instance->owner = p_owner;
instance->owner_id = p_owner->get_instance_id();
#ifdef DEBUG_ENABLED
//needed for hot reloading
for (const KeyValue<StringName, MemberInfo> &E : member_indices) {
instance->member_indices_cache[E.key] = E.value.index;
}
#endif
instance->owner->set_script_instance(instance);
/* STEP 2, INITIALIZE AND CONSTRUCT */
{
MutexLock lock(GDScriptLanguage::singleton->mutex);
instances.insert(instance->owner);
}
_super_implicit_constructor(this, instance, r_error);
if (r_error.error != Callable::CallError::CALL_OK) {
instance->script = Ref<GDScript>();
instance->owner->set_script_instance(nullptr);
{
MutexLock lock(GDScriptLanguage::singleton->mutex);
instances.erase(p_owner);
}
ERR_FAIL_V_MSG(nullptr, "Error constructing a GDScriptInstance.");
}
if (p_argcount < 0) {
return instance;
}
initializer = _super_constructor(this);
if (initializer != nullptr) {
initializer->call(instance, p_args, p_argcount, r_error);
if (r_error.error != Callable::CallError::CALL_OK) {
instance->script = Ref<GDScript>();
instance->owner->set_script_instance(nullptr);
{
MutexLock lock(GDScriptLanguage::singleton->mutex);
instances.erase(p_owner);
}
ERR_FAIL_V_MSG(nullptr, "Error constructing a GDScriptInstance.");
}
}
//@TODO make thread safe
return instance;
}
Variant GDScript::_new(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
/* STEP 1, CREATE */
if (!valid) {
r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
return Variant();
}
r_error.error = Callable::CallError::CALL_OK;
Ref<RefCounted> ref;
Object *owner = nullptr;
GDScript *_baseptr = this;
while (_baseptr->_base) {
_baseptr = _baseptr->_base;
}
ERR_FAIL_COND_V(_baseptr->native.is_null(), Variant());
if (_baseptr->native.ptr()) {
owner = _baseptr->native->instantiate();
} else {
owner = memnew(RefCounted); //by default, no base means use reference
}
ERR_FAIL_COND_V_MSG(!owner, Variant(), "Can't inherit from a virtual class.");
RefCounted *r = Object::cast_to<RefCounted>(owner);
if (r) {
ref = Ref<RefCounted>(r);
}
GDScriptInstance *instance = _create_instance(p_args, p_argcount, owner, r != nullptr, r_error);
if (!instance) {
if (ref.is_null()) {
memdelete(owner); //no owner, sorry
}
return Variant();
}
if (ref.is_valid()) {
return ref;
} else {
return owner;
}
}
bool GDScript::can_instantiate() const {
#ifdef TOOLS_ENABLED
return valid && (tool || ScriptServer::is_scripting_enabled());
#else
return valid;
#endif
}
Ref<Script> GDScript::get_base_script() const {
if (_base) {
return Ref<GDScript>(_base);
} else {
return Ref<Script>();
}
}
StringName GDScript::get_instance_base_type() const {
if (native.is_valid()) {
return native->get_name();
}
if (base.is_valid() && base->is_valid()) {
return base->get_instance_base_type();
}
return StringName();
}
struct _GDScriptMemberSort {
int index = 0;
StringName name;
_FORCE_INLINE_ bool operator<(const _GDScriptMemberSort &p_member) const { return index < p_member.index; }
};
#ifdef TOOLS_ENABLED
void GDScript::_placeholder_erased(PlaceHolderScriptInstance *p_placeholder) {
placeholders.erase(p_placeholder);
}
#endif
void GDScript::_get_script_method_list(List<MethodInfo> *r_list, bool p_include_base) const {
const GDScript *current = this;
while (current) {
for (const KeyValue<StringName, GDScriptFunction *> &E : current->member_functions) {
GDScriptFunction *func = E.value;
MethodInfo mi;
mi.name = E.key;
if (func->is_static()) {
mi.flags |= METHOD_FLAG_STATIC;
}
for (int i = 0; i < func->get_argument_count(); i++) {
PropertyInfo arginfo = func->get_argument_type(i);
#ifdef TOOLS_ENABLED
arginfo.name = func->get_argument_name(i);
#endif
mi.arguments.push_back(arginfo);
}
#ifdef TOOLS_ENABLED
mi.default_arguments.append_array(func->get_default_arg_values());
#endif
mi.return_val = func->get_return_type();
r_list->push_back(mi);
}
if (!p_include_base) {
return;
}
current = current->_base;
}
}
void GDScript::get_script_method_list(List<MethodInfo> *r_list) const {
_get_script_method_list(r_list, true);
}
void GDScript::_get_script_property_list(List<PropertyInfo> *r_list, bool p_include_base) const {
const GDScript *sptr = this;
List<PropertyInfo> props;
while (sptr) {
Vector<_GDScriptMemberSort> msort;
for (const KeyValue<StringName, PropertyInfo> &E : sptr->member_info) {
_GDScriptMemberSort ms;
ERR_CONTINUE(!sptr->member_indices.has(E.key));
ms.index = sptr->member_indices[E.key].index;
ms.name = E.key;
msort.push_back(ms);
}
msort.sort();
msort.reverse();
for (int i = 0; i < msort.size(); i++) {
props.push_front(sptr->member_info[msort[i].name]);
}
#ifdef TOOLS_ENABLED
r_list->push_back(sptr->get_class_category());
#endif // TOOLS_ENABLED
for (const PropertyInfo &E : props) {
r_list->push_back(E);
}
props.clear();
if (!p_include_base) {
break;
}
sptr = sptr->_base;
}
}
void GDScript::get_script_property_list(List<PropertyInfo> *r_list) const {
_get_script_property_list(r_list, true);
}
bool GDScript::has_method(const StringName &p_method) const {
return member_functions.has(p_method);
}
MethodInfo GDScript::get_method_info(const StringName &p_method) const {
HashMap<StringName, GDScriptFunction *>::ConstIterator E = member_functions.find(p_method);
if (!E) {
return MethodInfo();
}
GDScriptFunction *func = E->value;
MethodInfo mi;
mi.name = E->key;
for (int i = 0; i < func->get_argument_count(); i++) {
mi.arguments.push_back(func->get_argument_type(i));
}
mi.return_val = func->get_return_type();
return mi;
}
bool GDScript::get_property_default_value(const StringName &p_property, Variant &r_value) const {
#ifdef TOOLS_ENABLED
HashMap<StringName, Variant>::ConstIterator E = member_default_values_cache.find(p_property);
if (E) {
r_value = E->value;
return true;
}
if (base_cache.is_valid()) {
return base_cache->get_property_default_value(p_property, r_value);
}
#endif
return false;
}
ScriptInstance *GDScript::instance_create(Object *p_this) {
GDScript *top = this;
while (top->_base) {
top = top->_base;
}
if (top->native.is_valid()) {
if (!ClassDB::is_parent_class(p_this->get_class_name(), top->native->get_name())) {
if (EngineDebugger::is_active()) {
GDScriptLanguage::get_singleton()->debug_break_parse(_get_debug_path(), 1, "Script inherits from native type '" + String(top->native->get_name()) + "', so it can't be assigned to an object of type: '" + p_this->get_class() + "'");
}
ERR_FAIL_V_MSG(nullptr, "Script inherits from native type '" + String(top->native->get_name()) + "', so it can't be assigned to an object of type '" + p_this->get_class() + "'" + ".");
}
}
Callable::CallError unchecked_error;
return _create_instance(nullptr, 0, p_this, Object::cast_to<RefCounted>(p_this) != nullptr, unchecked_error);
}
PlaceHolderScriptInstance *GDScript::placeholder_instance_create(Object *p_this) {
#ifdef TOOLS_ENABLED
PlaceHolderScriptInstance *si = memnew(PlaceHolderScriptInstance(GDScriptLanguage::get_singleton(), Ref<Script>(this), p_this));
placeholders.insert(si);
_update_exports(nullptr, false, si);
return si;
#else
return nullptr;
#endif
}
bool GDScript::instance_has(const Object *p_this) const {
MutexLock lock(GDScriptLanguage::singleton->mutex);
return instances.has((Object *)p_this);
}
bool GDScript::has_source_code() const {
return !source.is_empty();
}
String GDScript::get_source_code() const {
return source;
}
void GDScript::set_source_code(const String &p_code) {
if (source == p_code) {
return;
}
source = p_code;
#ifdef TOOLS_ENABLED
source_changed_cache = true;
#endif
}
#ifdef TOOLS_ENABLED
void GDScript::_update_exports_values(HashMap<StringName, Variant> &values, List<PropertyInfo> &propnames) {
for (const KeyValue<StringName, Variant> &E : member_default_values_cache) {
values[E.key] = E.value;
}
for (const PropertyInfo &E : members_cache) {
propnames.push_back(E);
}
if (base_cache.is_valid()) {
base_cache->_update_exports_values(values, propnames);
}
}
void GDScript::_add_doc(const DocData::ClassDoc &p_inner_class) {
if (_owner) {
_owner->_add_doc(p_inner_class);
} else {
for (int i = 0; i < docs.size(); i++) {
if (docs[i].name == p_inner_class.name) {
docs.remove_at(i);
break;
}
}
docs.append(p_inner_class);
}
}
void GDScript::_clear_doc() {
docs.clear();
doc = DocData::ClassDoc();
}
void GDScript::_update_doc() {
_clear_doc();
doc.script_path = vformat(R"("%s")", get_script_path().get_slice("://", 1));
if (!name.is_empty()) {
doc.name = name;
} else {
doc.name = doc.script_path;
}
if (_owner) {
doc.name = _owner->doc.name + "." + doc.name;
doc.script_path = doc.script_path + "." + doc.name;
}
doc.is_script_doc = true;
if (base.is_valid() && base->is_valid()) {
if (!base->doc.name.is_empty()) {
doc.inherits = base->doc.name;
} else {
doc.inherits = base->get_instance_base_type();
}
} else if (native.is_valid()) {
doc.inherits = native->get_name();
}
doc.brief_description = doc_brief_description;
doc.description = doc_description;
doc.tutorials = doc_tutorials;
for (const KeyValue<String, DocData::EnumDoc> &E : doc_enums) {
if (!E.value.description.is_empty()) {
doc.enums[E.key] = E.value.description;
}
}
List<MethodInfo> methods;
_get_script_method_list(&methods, false);
for (int i = 0; i < methods.size(); i++) {
// Ignore internal methods.
if (methods[i].name[0] == '@') {
continue;
}
DocData::MethodDoc method_doc;
const String &class_name = methods[i].name;
if (member_functions.has(class_name)) {
GDScriptFunction *fn = member_functions[class_name];
// Change class name if return type is script reference.
GDScriptDataType return_type = fn->get_return_type();
if (return_type.kind == GDScriptDataType::GDSCRIPT) {
methods[i].return_val.class_name = _get_gdscript_reference_class_name(Object::cast_to<GDScript>(return_type.script_type));
}
// Change class name if argument is script reference.
for (int j = 0; j < fn->get_argument_count(); j++) {
GDScriptDataType arg_type = fn->get_argument_type(j);
if (arg_type.kind == GDScriptDataType::GDSCRIPT) {
methods[i].arguments[j].class_name = _get_gdscript_reference_class_name(Object::cast_to<GDScript>(arg_type.script_type));
}
}
}
if (doc_functions.has(methods[i].name)) {
DocData::method_doc_from_methodinfo(method_doc, methods[i], doc_functions[methods[i].name]);
} else {
DocData::method_doc_from_methodinfo(method_doc, methods[i], String());
}
doc.methods.push_back(method_doc);
}
List<PropertyInfo> props;
_get_script_property_list(&props, false);
for (int i = 0; i < props.size(); i++) {
if (props[i].usage & PROPERTY_USAGE_CATEGORY || props[i].usage & PROPERTY_USAGE_GROUP || props[i].usage & PROPERTY_USAGE_SUBGROUP) {
continue;
}
ScriptMemberInfo scr_member_info;
scr_member_info.propinfo = props[i];
scr_member_info.propinfo.usage |= PROPERTY_USAGE_NIL_IS_VARIANT;
if (member_indices.has(props[i].name)) {
const MemberInfo &mi = member_indices[props[i].name];
scr_member_info.setter = mi.setter;
scr_member_info.getter = mi.getter;
if (mi.data_type.kind == GDScriptDataType::GDSCRIPT) {
scr_member_info.propinfo.class_name = _get_gdscript_reference_class_name(
Object::cast_to<GDScript>(mi.data_type.script_type));
}
}
if (member_default_values.has(props[i].name)) {
scr_member_info.has_default_value = true;
scr_member_info.default_value = member_default_values[props[i].name];
}
if (doc_variables.has(props[i].name)) {
scr_member_info.doc_string = doc_variables[props[i].name];
}
DocData::PropertyDoc prop_doc;
DocData::property_doc_from_scriptmemberinfo(prop_doc, scr_member_info);
doc.properties.push_back(prop_doc);
}
List<MethodInfo> signals;
_get_script_signal_list(&signals, false);
for (int i = 0; i < signals.size(); i++) {
DocData::MethodDoc signal_doc;
if (doc_signals.has(signals[i].name)) {
DocData::signal_doc_from_methodinfo(signal_doc, signals[i], doc_signals[signals[i].name]);
} else {
DocData::signal_doc_from_methodinfo(signal_doc, signals[i], String());
}
doc.signals.push_back(signal_doc);
}
for (const KeyValue<StringName, Variant> &E : constants) {
if (subclasses.has(E.key)) {
continue;
}
// Enums.
bool is_enum = false;
if (E.value.get_type() == Variant::DICTIONARY) {
if (doc_enums.has(E.key)) {
is_enum = true;
for (int i = 0; i < doc_enums[E.key].values.size(); i++) {
doc_enums[E.key].values.write[i].enumeration = E.key;
doc.constants.push_back(doc_enums[E.key].values[i]);
}
}
}
if (!is_enum && doc_enums.has("@unnamed_enums")) {
for (int i = 0; i < doc_enums["@unnamed_enums"].values.size(); i++) {
if (E.key == doc_enums["@unnamed_enums"].values[i].name) {
is_enum = true;
DocData::ConstantDoc constant_doc;
constant_doc.enumeration = "@unnamed_enums";
DocData::constant_doc_from_variant(constant_doc, E.key, E.value, doc_enums["@unnamed_enums"].values[i].description);
doc.constants.push_back(constant_doc);
break;
}
}
}
if (!is_enum) {
DocData::ConstantDoc constant_doc;
String const_description;
if (doc_constants.has(E.key)) {
const_description = doc_constants[E.key];
}
DocData::constant_doc_from_variant(constant_doc, E.key, E.value, const_description);
doc.constants.push_back(constant_doc);
}
}
for (KeyValue<StringName, Ref<GDScript>> &E : subclasses) {
E.value->_update_doc();
}
_add_doc(doc);
}
#endif
bool GDScript::_update_exports(bool *r_err, bool p_recursive_call, PlaceHolderScriptInstance *p_instance_to_update) {
#ifdef TOOLS_ENABLED
static Vector<GDScript *> base_caches;
if (!p_recursive_call) {
base_caches.clear();
}
base_caches.append(this);
bool changed = false;
if (source_changed_cache) {
source_changed_cache = false;
changed = true;
String basedir = path;
if (basedir.is_empty()) {
basedir = get_path();
}
if (!basedir.is_empty()) {
basedir = basedir.get_base_dir();
}
GDScriptParser parser;
GDScriptAnalyzer analyzer(&parser);
Error err = parser.parse(source, path, false);
if (err == OK && analyzer.analyze() == OK) {
const GDScriptParser::ClassNode *c = parser.get_tree();
if (base_cache.is_valid()) {
base_cache->inheriters_cache.erase(get_instance_id());
base_cache = Ref<GDScript>();
}
GDScriptParser::DataType base_type = parser.get_tree()->base_type;
if (base_type.kind == GDScriptParser::DataType::CLASS) {
Ref<GDScript> bf = GDScriptCache::get_full_script(base_type.script_path, err, path);
if (err == OK) {
bf = Ref<GDScript>(bf->find_class(base_type.class_type->fqcn));
if (bf.is_valid()) {
base_cache = bf;
bf->inheriters_cache.insert(get_instance_id());
}
}
}
members_cache.clear();
member_default_values_cache.clear();
_signals.clear();
members_cache.push_back(get_class_category());
for (int i = 0; i < c->members.size(); i++) {
const GDScriptParser::ClassNode::Member &member = c->members[i];
switch (member.type) {
case GDScriptParser::ClassNode::Member::VARIABLE: {
if (!member.variable->exported) {
continue;
}
members_cache.push_back(member.variable->export_info);
Variant default_value;
if (member.variable->initializer && member.variable->initializer->is_constant) {
default_value = member.variable->initializer->reduced_value;
GDScriptCompiler::convert_to_initializer_type(default_value, member.variable);
}
member_default_values_cache[member.variable->identifier->name] = default_value;
} break;
case GDScriptParser::ClassNode::Member::SIGNAL: {
// TODO: Cache this in parser to avoid loops like this.
Vector<StringName> parameters_names;
parameters_names.resize(member.signal->parameters.size());
for (int j = 0; j < member.signal->parameters.size(); j++) {
parameters_names.write[j] = member.signal->parameters[j]->identifier->name;
}
_signals[member.signal->identifier->name] = parameters_names;
} break;
case GDScriptParser::ClassNode::Member::GROUP: {
members_cache.push_back(member.annotation->export_info);
} break;
default:
break; // Nothing.
}
}
} else {
placeholder_fallback_enabled = true;
return false;
}
} else if (placeholder_fallback_enabled) {
return false;
}
placeholder_fallback_enabled = false;
if (base_cache.is_valid() && base_cache->is_valid()) {
for (int i = 0; i < base_caches.size(); i++) {
if (base_caches[i] == base_cache.ptr()) {
if (r_err) {
*r_err = true;
}
valid = false; // to show error in the editor
base_cache->valid = false;
base_cache->inheriters_cache.clear(); // to prevent future stackoverflows
base_cache.unref();
base.unref();
_base = nullptr;
ERR_FAIL_V_MSG(false, "Cyclic inheritance in script class.");
}
}
if (base_cache->_update_exports(r_err, true)) {
if (r_err && *r_err) {
return false;
}
changed = true;
}
}
if ((changed || p_instance_to_update) && placeholders.size()) { //hm :(
// update placeholders if any
HashMap<StringName, Variant> values;
List<PropertyInfo> propnames;
_update_exports_values(values, propnames);
if (changed) {
for (PlaceHolderScriptInstance *E : placeholders) {
E->update(propnames, values);
}
} else {
p_instance_to_update->update(propnames, values);
}
}
return changed;
#else
return false;
#endif
}
void GDScript::update_exports() {
#ifdef TOOLS_ENABLED
bool cyclic_error = false;
_update_exports(&cyclic_error);
if (cyclic_error) {
return;
}
HashSet<ObjectID> copy = inheriters_cache; //might get modified
for (const ObjectID &E : copy) {
Object *id = ObjectDB::get_instance(E);
GDScript *s = Object::cast_to<GDScript>(id);
if (!s) {
continue;
}
s->update_exports();
}
#endif
}
String GDScript::_get_debug_path() const {
if (is_built_in() && !get_name().is_empty()) {
return vformat("%s(%s)", get_name(), get_script_path());
} else {
return get_script_path();
}
}
Error GDScript::reload(bool p_keep_state) {
if (reloading) {
return OK;
}
reloading = true;
bool has_instances;
{
MutexLock lock(GDScriptLanguage::singleton->mutex);
has_instances = instances.size();
}
ERR_FAIL_COND_V(!p_keep_state && has_instances, ERR_ALREADY_IN_USE);
String basedir = path;
if (basedir.is_empty()) {
basedir = get_path();
}
if (!basedir.is_empty()) {
basedir = basedir.get_base_dir();
}
// Loading a template, don't parse.
#ifdef TOOLS_ENABLED
if (EditorPaths::get_singleton() && basedir.begins_with(EditorPaths::get_singleton()->get_project_script_templates_dir())) {
reloading = false;
return OK;
}
#endif
{
String source_path = path;
if (source_path.is_empty()) {
source_path = get_path();
}
Ref<GDScript> cached_script = GDScriptCache::get_cached_script(source_path);
if (!source_path.is_empty() && cached_script.is_null()) {
MutexLock lock(GDScriptCache::singleton->mutex);
GDScriptCache::singleton->shallow_gdscript_cache[source_path] = Ref<GDScript>(this);
}
}
valid = false;
GDScriptParser parser;
Error err = parser.parse(source, path, false);
if (err) {
if (EngineDebugger::is_active()) {
GDScriptLanguage::get_singleton()->debug_break_parse(_get_debug_path(), parser.get_errors().front()->get().line, "Parser Error: " + parser.get_errors().front()->get().message);
}
// TODO: Show all error messages.
_err_print_error("GDScript::reload", path.is_empty() ? "built-in" : (const char *)path.utf8().get_data(), parser.get_errors().front()->get().line, ("Parse Error: " + parser.get_errors().front()->get().message).utf8().get_data(), false, ERR_HANDLER_SCRIPT);
reloading = false;
return ERR_PARSE_ERROR;
}
GDScriptAnalyzer analyzer(&parser);
err = analyzer.analyze();
if (err) {
if (EngineDebugger::is_active()) {
GDScriptLanguage::get_singleton()->debug_break_parse(_get_debug_path(), parser.get_errors().front()->get().line, "Parser Error: " + parser.get_errors().front()->get().message);
}
const List<GDScriptParser::ParserError>::Element *e = parser.get_errors().front();
while (e != nullptr) {
_err_print_error("GDScript::reload", path.is_empty() ? "built-in" : (const char *)path.utf8().get_data(), e->get().line, ("Parse Error: " + e->get().message).utf8().get_data(), false, ERR_HANDLER_SCRIPT);
e = e->next();
}
reloading = false;
return ERR_PARSE_ERROR;
}
bool can_run = ScriptServer::is_scripting_enabled() || parser.is_tool();
GDScriptCompiler compiler;
err = compiler.compile(&parser, this, p_keep_state);
if (err) {
if (can_run) {
if (EngineDebugger::is_active()) {
GDScriptLanguage::get_singleton()->debug_break_parse(_get_debug_path(), compiler.get_error_line(), "Parser Error: " + compiler.get_error());
}
_err_print_error("GDScript::reload", path.is_empty() ? "built-in" : (const char *)path.utf8().get_data(), compiler.get_error_line(), ("Compile Error: " + compiler.get_error()).utf8().get_data(), false, ERR_HANDLER_SCRIPT);
reloading = false;
return ERR_COMPILATION_FAILED;
} else {
reloading = false;
return err;
}
}
#ifdef DEBUG_ENABLED
for (const GDScriptWarning &warning : parser.get_warnings()) {
if (EngineDebugger::is_active()) {
Vector<ScriptLanguage::StackInfo> si;
EngineDebugger::get_script_debugger()->send_error("", get_script_path(), warning.start_line, warning.get_name(), warning.get_message(), false, ERR_HANDLER_WARNING, si);
}
}
#endif
reloading = false;
return OK;
}
ScriptLanguage *GDScript::get_language() const {
return GDScriptLanguage::get_singleton();
}
void GDScript::get_constants(HashMap<StringName, Variant> *p_constants) {
if (p_constants) {
for (const KeyValue<StringName, Variant> &E : constants) {
(*p_constants)[E.key] = E.value;
}
}
}
void GDScript::get_members(HashSet<StringName> *p_members) {
if (p_members) {
for (const StringName &E : members) {
p_members->insert(E);
}
}
}
const Variant GDScript::get_rpc_config() const {
return rpc_config;
}
Variant GDScript::callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
GDScript *top = this;
while (top) {
HashMap<StringName, GDScriptFunction *>::Iterator E = top->member_functions.find(p_method);
if (E) {
ERR_FAIL_COND_V_MSG(!E->value->is_static(), Variant(), "Can't call non-static function '" + String(p_method) + "' in script.");
return E->value->call(nullptr, p_args, p_argcount, r_error);
}
top = top->_base;
}
//none found, regular
return Script::callp(p_method, p_args, p_argcount, r_error);
}
bool GDScript::_get(const StringName &p_name, Variant &r_ret) const {
{
const GDScript *top = this;
while (top) {
{
HashMap<StringName, Variant>::ConstIterator E = top->constants.find(p_name);
if (E) {
r_ret = E->value;
return true;
}
}
{
HashMap<StringName, Ref<GDScript>>::ConstIterator E = subclasses.find(p_name);
if (E) {
r_ret = E->value;
return true;
}
}
top = top->_base;
}
if (p_name == GDScriptLanguage::get_singleton()->strings._script_source) {
r_ret = get_source_code();
return true;
}
}
return false;
}
bool GDScript::_set(const StringName &p_name, const Variant &p_value) {
if (p_name == GDScriptLanguage::get_singleton()->strings._script_source) {
set_source_code(p_value);
reload();
} else {
return false;
}
return true;
}
void GDScript::_get_property_list(List<PropertyInfo> *p_properties) const {
p_properties->push_back(PropertyInfo(Variant::STRING, "script/source", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NO_EDITOR | PROPERTY_USAGE_INTERNAL));
}
void GDScript::_bind_methods() {
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "new", &GDScript::_new, MethodInfo("new"));
}
void GDScript::set_path(const String &p_path, bool p_take_over) {
String old_path = path;
if (is_root_script()) {
Script::set_path(p_path, p_take_over);
}
this->path = p_path;
GDScriptCache::move_script(old_path, p_path);
for (KeyValue<StringName, Ref<GDScript>> &kv : subclasses) {
kv.value->set_path(p_path, p_take_over);
}
}
String GDScript::get_script_path() const {
return path;
}
Error GDScript::load_source_code(const String &p_path) {
if (p_path.is_empty() || p_path.begins_with("gdscript://") || ResourceLoader::get_resource_type(p_path.get_slice("::", 0)) == "PackedScene") {
return OK;
}
Vector<uint8_t> sourcef;
Error err;
Ref<FileAccess> f = FileAccess::open(p_path, FileAccess::READ, &err);
if (err) {
const char *err_name;
if (err < 0 || err >= ERR_MAX) {
err_name = "(invalid error code)";
} else {
err_name = error_names[err];
}
ERR_FAIL_COND_V_MSG(err, err, "Attempt to open script '" + p_path + "' resulted in error '" + err_name + "'.");
}
uint64_t len = f->get_length();
sourcef.resize(len + 1);
uint8_t *w = sourcef.ptrw();
uint64_t r = f->get_buffer(w, len);
ERR_FAIL_COND_V(r != len, ERR_CANT_OPEN);
w[len] = 0;
String s;
if (s.parse_utf8((const char *)w) != OK) {
ERR_FAIL_V_MSG(ERR_INVALID_DATA, "Script '" + p_path + "' contains invalid unicode (UTF-8), so it was not loaded. Please ensure that scripts are saved in valid UTF-8 unicode.");
}
source = s;
path = p_path;
#ifdef TOOLS_ENABLED
source_changed_cache = true;
set_edited(false);
set_last_modified_time(FileAccess::get_modified_time(path));
#endif // TOOLS_ENABLED
return OK;
}
const HashMap<StringName, GDScriptFunction *> &GDScript::debug_get_member_functions() const {
return member_functions;
}
StringName GDScript::debug_get_member_by_index(int p_idx) const {
for (const KeyValue<StringName, MemberInfo> &E : member_indices) {
if (E.value.index == p_idx) {
return E.key;
}
}
return "<error>";
}
Ref<GDScript> GDScript::get_base() const {
return base;
}
bool GDScript::inherits_script(const Ref<Script> &p_script) const {
Ref<GDScript> gd = p_script;
if (gd.is_null()) {
return false;
}
const GDScript *s = this;
while (s) {
if (s == p_script.ptr()) {
return true;
}
s = s->_base;
}
return false;
}
GDScript *GDScript::find_class(const String &p_qualified_name) {
String first = p_qualified_name.get_slice("::", 0);
Vector<String> class_names;
GDScript *result = nullptr;
// Empty initial name means start here.
if (first.is_empty() || first == name) {
class_names = p_qualified_name.split("::");
result = this;
} else if (p_qualified_name.begins_with(get_root_script()->path)) {
// Script path could have a class path separator("::") in it.
class_names = p_qualified_name.trim_prefix(get_root_script()->path).split("::");
result = get_root_script();
} else if (HashMap<StringName, Ref<GDScript>>::Iterator E = subclasses.find(first)) {
class_names = p_qualified_name.split("::");
result = E->value.ptr();
} else if (_owner != nullptr) {
// Check parent scope.
return _owner->find_class(p_qualified_name);
}
// Starts at index 1 because index 0 was handled above.
for (int i = 1; result != nullptr && i < class_names.size(); i++) {
String current_name = class_names[i];
if (HashMap<StringName, Ref<GDScript>>::Iterator E = result->subclasses.find(current_name)) {
result = E->value.ptr();
} else {
// Couldn't find inner class.
return nullptr;
}
}
return result;
}
bool GDScript::has_class(const GDScript *p_script) {
String fqn = p_script->fully_qualified_name;
if (fully_qualified_name.is_empty() && fqn.get_slice("::", 0).is_empty()) {
return p_script == this;
} else if (fqn.begins_with(fully_qualified_name)) {
return p_script == find_class(fqn.trim_prefix(fully_qualified_name));
}
return false;
}
GDScript *GDScript::get_root_script() {
GDScript *result = this;
while (result->_owner) {
result = result->_owner;
}
return result;
}
RBSet<GDScript *> GDScript::get_dependencies() {
RBSet<GDScript *> dependencies;
_get_dependencies(dependencies, this);
dependencies.erase(this);
return dependencies;
}
RBSet<GDScript *> GDScript::get_inverted_dependencies() {
RBSet<GDScript *> inverted_dependencies;
List<GDScript *> scripts;
{
MutexLock lock(GDScriptLanguage::singleton->mutex);
SelfList<GDScript> *elem = GDScriptLanguage::singleton->script_list.first();
while (elem) {
scripts.push_back(elem->self());
elem = elem->next();
}
}
for (GDScript *scr : scripts) {
if (scr == nullptr || scr == this || scr->destructing) {
continue;
}
RBSet<GDScript *> scr_dependencies = scr->get_dependencies();
if (scr_dependencies.has(this)) {
inverted_dependencies.insert(scr);
}
}
return inverted_dependencies;
}
RBSet<GDScript *> GDScript::get_must_clear_dependencies() {
RBSet<GDScript *> dependencies = get_dependencies();
RBSet<GDScript *> must_clear_dependencies;
HashMap<GDScript *, RBSet<GDScript *>> inverted_dependencies;
for (GDScript *E : dependencies) {
inverted_dependencies.insert(E, E->get_inverted_dependencies());
}
RBSet<GDScript *> cant_clear;
for (KeyValue<GDScript *, RBSet<GDScript *>> &E : inverted_dependencies) {
for (GDScript *F : E.value) {
if (!dependencies.has(F)) {
cant_clear.insert(E.key);
for (GDScript *G : E.key->get_dependencies()) {
cant_clear.insert(G);
}
break;
}
}
}
for (KeyValue<GDScript *, RBSet<GDScript *>> &E : inverted_dependencies) {
if (cant_clear.has(E.key) || ScriptServer::is_global_class(E.key->get_fully_qualified_name())) {
continue;
}
must_clear_dependencies.insert(E.key);
}
cant_clear.clear();
dependencies.clear();
inverted_dependencies.clear();
return must_clear_dependencies;
}
bool GDScript::has_script_signal(const StringName &p_signal) const {
if (_signals.has(p_signal)) {
return true;
}
if (base.is_valid()) {
return base->has_script_signal(p_signal);
}
#ifdef TOOLS_ENABLED
else if (base_cache.is_valid()) {
return base_cache->has_script_signal(p_signal);
}
#endif
return false;
}
void GDScript::_get_script_signal_list(List<MethodInfo> *r_list, bool p_include_base) const {
for (const KeyValue<StringName, Vector<StringName>> &E : _signals) {
MethodInfo mi;
mi.name = E.key;
for (int i = 0; i < E.value.size(); i++) {
PropertyInfo arg;
arg.name = E.value[i];
mi.arguments.push_back(arg);
}
r_list->push_back(mi);
}
if (!p_include_base) {
return;
}
if (base.is_valid()) {
base->get_script_signal_list(r_list);
}
#ifdef TOOLS_ENABLED
else if (base_cache.is_valid()) {
base_cache->get_script_signal_list(r_list);
}
#endif
}
void GDScript::get_script_signal_list(List<MethodInfo> *r_signals) const {
_get_script_signal_list(r_signals, true);
}
String GDScript::_get_gdscript_reference_class_name(const GDScript *p_gdscript) {
ERR_FAIL_NULL_V(p_gdscript, String());
String class_name;
while (p_gdscript) {
if (class_name.is_empty()) {
class_name = p_gdscript->get_script_class_name();
} else {
class_name = p_gdscript->get_script_class_name() + "." + class_name;
}
p_gdscript = p_gdscript->_owner;
}
return class_name;
}
GDScript *GDScript::_get_gdscript_from_variant(const Variant &p_variant) {
Object *obj = p_variant;
if (obj == nullptr || obj->get_instance_id().is_null()) {
return nullptr;
}
return Object::cast_to<GDScript>(obj);
}
void GDScript::_get_dependencies(RBSet<GDScript *> &p_dependencies, const GDScript *p_except) {
if (p_dependencies.has(this)) {
return;
}
p_dependencies.insert(this);
for (const KeyValue<StringName, GDScriptFunction *> &E : member_functions) {
if (E.value == nullptr) {
continue;
}
for (const Variant &V : E.value->constants) {
GDScript *scr = _get_gdscript_from_variant(V);
if (scr != nullptr && scr != p_except) {
scr->_get_dependencies(p_dependencies, p_except);
}
}
}
if (implicit_initializer) {
for (const Variant &V : implicit_initializer->constants) {
GDScript *scr = _get_gdscript_from_variant(V);
if (scr != nullptr && scr != p_except) {
scr->_get_dependencies(p_dependencies, p_except);
}
}
}
if (implicit_ready) {
for (const Variant &V : implicit_ready->constants) {
GDScript *scr = _get_gdscript_from_variant(V);
if (scr != nullptr && scr != p_except) {
scr->_get_dependencies(p_dependencies, p_except);
}
}
}
for (KeyValue<StringName, Ref<GDScript>> &E : subclasses) {
if (E.value != p_except) {
E.value->_get_dependencies(p_dependencies, p_except);
}
}
for (const KeyValue<StringName, Variant> &E : constants) {
GDScript *scr = _get_gdscript_from_variant(E.value);
if (scr != nullptr && scr != p_except) {
scr->_get_dependencies(p_dependencies, p_except);
}
}
}
GDScript::GDScript() :
script_list(this) {
{
MutexLock lock(GDScriptLanguage::get_singleton()->mutex);
GDScriptLanguage::get_singleton()->script_list.add(&script_list);
}
path = vformat("gdscript://%d.gd", get_instance_id());
}
void GDScript::_save_orphaned_subclasses(GDScript::ClearData *p_clear_data) {
struct ClassRefWithName {
ObjectID id;
String fully_qualified_name;
};
Vector<ClassRefWithName> weak_subclasses;
// collect subclasses ObjectID and name
for (KeyValue<StringName, Ref<GDScript>> &E : subclasses) {
E.value->_owner = nullptr; //bye, you are no longer owned cause I died
ClassRefWithName subclass;
subclass.id = E.value->get_instance_id();
subclass.fully_qualified_name = E.value->fully_qualified_name;
weak_subclasses.push_back(subclass);
}
// clear subclasses to allow unused subclasses to be deleted
for (KeyValue<StringName, Ref<GDScript>> &E : subclasses) {
p_clear_data->scripts.insert(E.value);
}
subclasses.clear();
// subclasses are also held by constants, clear those as well
for (KeyValue<StringName, Variant> &E : constants) {
GDScript *gdscr = _get_gdscript_from_variant(E.value);
if (gdscr != nullptr) {
p_clear_data->scripts.insert(gdscr);
}
}
constants.clear();
// keep orphan subclass only for subclasses that are still in use
for (int i = 0; i < weak_subclasses.size(); i++) {
ClassRefWithName subclass = weak_subclasses[i];
Object *obj = ObjectDB::get_instance(subclass.id);
if (!obj) {
continue;
}
// subclass is not released
GDScriptLanguage::get_singleton()->add_orphan_subclass(subclass.fully_qualified_name, subclass.id);
}
}
void GDScript::_init_rpc_methods_properties() {
// Copy the base rpc methods so we don't mask their IDs.
rpc_config.clear();
if (base.is_valid()) {
rpc_config = base->rpc_config.duplicate();
}
// RPC Methods
for (KeyValue<StringName, GDScriptFunction *> &E : member_functions) {
Variant config = E.value->get_rpc_config();
if (config.get_type() != Variant::NIL) {
rpc_config[E.value->get_name()] = config;
}
}
}
void GDScript::clear(GDScript::ClearData *p_clear_data) {
if (clearing) {
return;
}
clearing = true;
GDScript::ClearData data;
GDScript::ClearData *clear_data = p_clear_data;
bool is_root = false;
// If `clear_data` is `nullptr`, it means that it's the root.
// The root is in charge to clear functions and scripts of itself and its dependencies
if (clear_data == nullptr) {
clear_data = &data;
is_root = true;
}
RBSet<GDScript *> must_clear_dependencies = get_must_clear_dependencies();
for (GDScript *E : must_clear_dependencies) {
clear_data->scripts.insert(E);
E->clear(clear_data);
}
for (const KeyValue<StringName, GDScriptFunction *> &E : member_functions) {
clear_data->functions.insert(E.value);
}
member_functions.clear();
for (KeyValue<StringName, GDScript::MemberInfo> &E : member_indices) {
clear_data->scripts.insert(E.value.data_type.script_type_ref);
E.value.data_type.script_type_ref = Ref<Script>();
}
if (implicit_initializer) {
clear_data->functions.insert(implicit_initializer);
implicit_initializer = nullptr;
}
if (implicit_ready) {
clear_data->functions.insert(implicit_ready);
implicit_ready = nullptr;
}
_save_orphaned_subclasses(clear_data);
#ifdef TOOLS_ENABLED
// Clearing inner class doc, script doc only cleared when the script source deleted.
if (_owner) {
_clear_doc();
}
#endif
// If it's not the root, skip clearing the data
if (is_root) {
// All dependencies have been accounted for
for (GDScriptFunction *E : clear_data->functions) {
memdelete(E);
}
for (Ref<Script> &E : clear_data->scripts) {
Ref<GDScript> gdscr = E;
if (gdscr.is_valid()) {
GDScriptCache::remove_script(gdscr->get_path());
}
}
clear_data->clear();
}
}
GDScript::~GDScript() {
if (destructing) {
return;
}
destructing = true;
clear();
{
MutexLock lock(GDScriptLanguage::get_singleton()->mutex);
while (SelfList<GDScriptFunctionState> *E = pending_func_states.first()) {
// Order matters since clearing the stack may already cause
// the GDScriptFunctionState to be destroyed and thus removed from the list.
pending_func_states.remove(E);
E->self()->_clear_stack();
}
}
{
MutexLock lock(GDScriptLanguage::get_singleton()->mutex);
GDScriptLanguage::get_singleton()->script_list.remove(&script_list);
}
if (GDScriptCache::singleton) { // Cache may have been already destroyed at engine shutdown.
GDScriptCache::remove_script(get_path());
}
}
//////////////////////////////
// INSTANCE //
//////////////////////////////
bool GDScriptInstance::set(const StringName &p_name, const Variant &p_value) {
//member
{
HashMap<StringName, GDScript::MemberInfo>::Iterator E = script->member_indices.find(p_name);
if (E) {
const GDScript::MemberInfo *member = &E->value;
if (member->setter) {
const Variant *val = &p_value;
Callable::CallError err;
callp(member->setter, &val, 1, err);
if (err.error == Callable::CallError::CALL_OK) {
return true; //function exists, call was successful
} else {
return false;
}
} else {
if (member->data_type.has_type) {
if (member->data_type.builtin_type == Variant::ARRAY && member->data_type.has_container_element_type()) {
// Typed array.
if (p_value.get_type() == Variant::ARRAY) {
return VariantInternal::get_array(&members.write[member->index])->typed_assign(p_value);
} else {
return false;
}
} else if (!member->data_type.is_type(p_value)) {
// Try conversion
Callable::CallError ce;
const Variant *value = &p_value;
Variant converted;
Variant::construct(member->data_type.builtin_type, converted, &value, 1, ce);
if (ce.error == Callable::CallError::CALL_OK) {
members.write[member->index] = converted;
return true;
} else {
return false;
}
}
}
members.write[member->index] = p_value;
}
return true;
}
}
GDScript *sptr = script.ptr();
while (sptr) {
HashMap<StringName, GDScriptFunction *>::Iterator E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._set);
if (E) {
Variant name = p_name;
const Variant *args[2] = { &name, &p_value };
Callable::CallError err;
Variant ret = E->value->call(this, (const Variant **)args, 2, err);
if (err.error == Callable::CallError::CALL_OK && ret.get_type() == Variant::BOOL && ret.operator bool()) {
return true;
}
}
sptr = sptr->_base;
}
return false;
}
bool GDScriptInstance::get(const StringName &p_name, Variant &r_ret) const {
const GDScript *sptr = script.ptr();
while (sptr) {
{
HashMap<StringName, GDScript::MemberInfo>::ConstIterator E = script->member_indices.find(p_name);
if (E) {
if (E->value.getter) {
Callable::CallError err;
r_ret = const_cast<GDScriptInstance *>(this)->callp(E->value.getter, nullptr, 0, err);
if (err.error == Callable::CallError::CALL_OK) {
return true;
}
}
r_ret = members[E->value.index];
return true; //index found
}
}
{
const GDScript *sl = sptr;
while (sl) {
HashMap<StringName, Variant>::ConstIterator E = sl->constants.find(p_name);
if (E) {
r_ret = E->value;
return true; //index found
}
sl = sl->_base;
}
}
{
// Signals.
const GDScript *sl = sptr;
while (sl) {
HashMap<StringName, Vector<StringName>>::ConstIterator E = sl->_signals.find(p_name);
if (E) {
r_ret = Signal(this->owner, E->key);
return true; //index found
}
sl = sl->_base;
}
}
{
// Methods.
const GDScript *sl = sptr;
while (sl) {
HashMap<StringName, GDScriptFunction *>::ConstIterator E = sl->member_functions.find(p_name);
if (E) {
if (sptr->rpc_config.has(p_name)) {
r_ret = Callable(memnew(GDScriptRPCCallable(this->owner, E->key)));
} else {
r_ret = Callable(this->owner, E->key);
}
return true; //index found
}
sl = sl->_base;
}
}
{
HashMap<StringName, GDScriptFunction *>::ConstIterator E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._get);
if (E) {
Variant name = p_name;
const Variant *args[1] = { &name };
Callable::CallError err;
Variant ret = const_cast<GDScriptFunction *>(E->value)->call(const_cast<GDScriptInstance *>(this), (const Variant **)args, 1, err);
if (err.error == Callable::CallError::CALL_OK && ret.get_type() != Variant::NIL) {
r_ret = ret;
return true;
}
}
}
sptr = sptr->_base;
}
return false;
}
Variant::Type GDScriptInstance::get_property_type(const StringName &p_name, bool *r_is_valid) const {
const GDScript *sptr = script.ptr();
while (sptr) {
if (sptr->member_info.has(p_name)) {
if (r_is_valid) {
*r_is_valid = true;
}
return sptr->member_info[p_name].type;
}
sptr = sptr->_base;
}
if (r_is_valid) {
*r_is_valid = false;
}
return Variant::NIL;
}
void GDScriptInstance::get_property_list(List<PropertyInfo> *p_properties) const {
// exported members, not done yet!
const GDScript *sptr = script.ptr();
List<PropertyInfo> props;
while (sptr) {
HashMap<StringName, GDScriptFunction *>::ConstIterator E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._get_property_list);
if (E) {
Callable::CallError err;
Variant ret = const_cast<GDScriptFunction *>(E->value)->call(const_cast<GDScriptInstance *>(this), nullptr, 0, err);
if (err.error == Callable::CallError::CALL_OK) {
ERR_FAIL_COND_MSG(ret.get_type() != Variant::ARRAY, "Wrong type for _get_property_list, must be an array of dictionaries.");
Array arr = ret;
for (int i = 0; i < arr.size(); i++) {
Dictionary d = arr[i];
ERR_CONTINUE(!d.has("name"));
ERR_CONTINUE(!d.has("type"));
PropertyInfo pinfo;
pinfo.type = Variant::Type(d["type"].operator int());
ERR_CONTINUE(pinfo.type < 0 || pinfo.type >= Variant::VARIANT_MAX);
pinfo.name = d["name"];
ERR_CONTINUE(pinfo.name.is_empty());
if (d.has("hint")) {
pinfo.hint = PropertyHint(d["hint"].operator int());
}
if (d.has("hint_string")) {
pinfo.hint_string = d["hint_string"];
}
if (d.has("usage")) {
pinfo.usage = d["usage"];
}
if (d.has("class_name")) {
pinfo.class_name = d["class_name"];
}
props.push_back(pinfo);
}
}
}
//instance a fake script for editing the values
Vector<_GDScriptMemberSort> msort;
for (const KeyValue<StringName, PropertyInfo> &F : sptr->member_info) {
_GDScriptMemberSort ms;
ERR_CONTINUE(!sptr->member_indices.has(F.key));
ms.index = sptr->member_indices[F.key].index;
ms.name = F.key;
msort.push_back(ms);
}
msort.sort();
msort.reverse();
for (int i = 0; i < msort.size(); i++) {
props.push_front(sptr->member_info[msort[i].name]);
}
#ifdef TOOLS_ENABLED
p_properties->push_back(sptr->get_class_category());
#endif // TOOLS_ENABLED
for (const PropertyInfo &prop : props) {
p_properties->push_back(prop);
}
props.clear();
sptr = sptr->_base;
}
}
bool GDScriptInstance::property_can_revert(const StringName &p_name) const {
Variant name = p_name;
const Variant *args[1] = { &name };
const GDScript *sptr = script.ptr();
while (sptr) {
HashMap<StringName, GDScriptFunction *>::ConstIterator E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._property_can_revert);
if (E) {
Callable::CallError err;
Variant ret = E->value->call(const_cast<GDScriptInstance *>(this), args, 1, err);
if (err.error == Callable::CallError::CALL_OK && ret.get_type() == Variant::BOOL && ret.operator bool()) {
return true;
}
}
sptr = sptr->_base;
}
return false;
}
bool GDScriptInstance::property_get_revert(const StringName &p_name, Variant &r_ret) const {
Variant name = p_name;
const Variant *args[1] = { &name };
const GDScript *sptr = script.ptr();
while (sptr) {
HashMap<StringName, GDScriptFunction *>::ConstIterator E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._property_get_revert);
if (E) {
Callable::CallError err;
Variant ret = E->value->call(const_cast<GDScriptInstance *>(this), args, 1, err);
if (err.error == Callable::CallError::CALL_OK && ret.get_type() != Variant::NIL) {
r_ret = ret;
return true;
}
}
sptr = sptr->_base;
}
return false;
}
void GDScriptInstance::get_method_list(List<MethodInfo> *p_list) const {
const GDScript *sptr = script.ptr();
while (sptr) {
for (const KeyValue<StringName, GDScriptFunction *> &E : sptr->member_functions) {
MethodInfo mi;
mi.name = E.key;
for (int i = 0; i < E.value->get_argument_count(); i++) {
mi.arguments.push_back(PropertyInfo(Variant::NIL, "arg" + itos(i)));
}
p_list->push_back(mi);
}
sptr = sptr->_base;
}
}
bool GDScriptInstance::has_method(const StringName &p_method) const {
const GDScript *sptr = script.ptr();
while (sptr) {
HashMap<StringName, GDScriptFunction *>::ConstIterator E = sptr->member_functions.find(p_method);
if (E) {
return true;
}
sptr = sptr->_base;
}
return false;
}
Variant GDScriptInstance::callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
GDScript *sptr = script.ptr();
if (unlikely(p_method == SNAME("_ready"))) {
// Call implicit ready first, including for the super classes.
while (sptr) {
if (sptr->implicit_ready) {
sptr->implicit_ready->call(this, nullptr, 0, r_error);
}
sptr = sptr->_base;
}
// Reset this back for the regular call.
sptr = script.ptr();
}
while (sptr) {
HashMap<StringName, GDScriptFunction *>::Iterator E = sptr->member_functions.find(p_method);
if (E) {
return E->value->call(this, p_args, p_argcount, r_error);
}
sptr = sptr->_base;
}
r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
return Variant();
}
void GDScriptInstance::notification(int p_notification) {
//notification is not virtual, it gets called at ALL levels just like in C.
Variant value = p_notification;
const Variant *args[1] = { &value };
GDScript *sptr = script.ptr();
while (sptr) {
HashMap<StringName, GDScriptFunction *>::Iterator E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._notification);
if (E) {
Callable::CallError err;
E->value->call(this, args, 1, err);
if (err.error != Callable::CallError::CALL_OK) {
//print error about notification call
}
}
sptr = sptr->_base;
}
}
String GDScriptInstance::to_string(bool *r_valid) {
if (has_method(CoreStringNames::get_singleton()->_to_string)) {
Callable::CallError ce;
Variant ret = callp(CoreStringNames::get_singleton()->_to_string, nullptr, 0, ce);
if (ce.error == Callable::CallError::CALL_OK) {
if (ret.get_type() != Variant::STRING) {
if (r_valid) {
*r_valid = false;
}
ERR_FAIL_V_MSG(String(), "Wrong type for " + CoreStringNames::get_singleton()->_to_string + ", must be a String.");
}
if (r_valid) {
*r_valid = true;
}
return ret.operator String();
}
}
if (r_valid) {
*r_valid = false;
}
return String();
}
Ref<Script> GDScriptInstance::get_script() const {
return script;
}
ScriptLanguage *GDScriptInstance::get_language() {
return GDScriptLanguage::get_singleton();
}
const Variant GDScriptInstance::get_rpc_config() const {
return script->get_rpc_config();
}
void GDScriptInstance::reload_members() {
#ifdef DEBUG_ENABLED
Vector<Variant> new_members;
new_members.resize(script->member_indices.size());
//pass the values to the new indices
for (KeyValue<StringName, GDScript::MemberInfo> &E : script->member_indices) {
if (member_indices_cache.has(E.key)) {
Variant value = members[member_indices_cache[E.key]];
new_members.write[E.value.index] = value;
}
}
members.resize(new_members.size()); //resize
//apply
members = new_members;
//pass the values to the new indices
member_indices_cache.clear();
for (const KeyValue<StringName, GDScript::MemberInfo> &E : script->member_indices) {
member_indices_cache[E.key] = E.value.index;
}
#endif
}
GDScriptInstance::GDScriptInstance() {
owner = nullptr;
base_ref_counted = false;
}
GDScriptInstance::~GDScriptInstance() {
MutexLock lock(GDScriptLanguage::get_singleton()->mutex);
while (SelfList<GDScriptFunctionState> *E = pending_func_states.first()) {
// Order matters since clearing the stack may already cause
// the GDSCriptFunctionState to be destroyed and thus removed from the list.
pending_func_states.remove(E);
E->self()->_clear_stack();
}
if (script.is_valid() && owner) {
script->instances.erase(owner);
}
}
/************* SCRIPT LANGUAGE **************/
GDScriptLanguage *GDScriptLanguage::singleton = nullptr;
String GDScriptLanguage::get_name() const {
return "GDScript";
}
/* LANGUAGE FUNCTIONS */
void GDScriptLanguage::_add_global(const StringName &p_name, const Variant &p_value) {
if (globals.has(p_name)) {
//overwrite existing
global_array.write[globals[p_name]] = p_value;
return;
}
globals[p_name] = global_array.size();
global_array.push_back(p_value);
_global_array = global_array.ptrw();
}
void GDScriptLanguage::add_global_constant(const StringName &p_variable, const Variant &p_value) {
_add_global(p_variable, p_value);
}
void GDScriptLanguage::add_named_global_constant(const StringName &p_name, const Variant &p_value) {
named_globals[p_name] = p_value;
}
Variant GDScriptLanguage::get_any_global_constant(const StringName &p_name) {
if (named_globals.has(p_name)) {
return named_globals[p_name];
}
if (globals.has(p_name)) {
return _global_array[globals[p_name]];
}
ERR_FAIL_V_MSG(Variant(), vformat("Could not find any global constant with name: %s.", p_name));
}
void GDScriptLanguage::remove_named_global_constant(const StringName &p_name) {
ERR_FAIL_COND(!named_globals.has(p_name));
named_globals.erase(p_name);
}
void GDScriptLanguage::init() {
//populate global constants
int gcc = CoreConstants::get_global_constant_count();
for (int i = 0; i < gcc; i++) {
_add_global(StaticCString::create(CoreConstants::get_global_constant_name(i)), CoreConstants::get_global_constant_value(i));
}
_add_global(StaticCString::create("PI"), Math_PI);
_add_global(StaticCString::create("TAU"), Math_TAU);
_add_global(StaticCString::create("INF"), INFINITY);
_add_global(StaticCString::create("NAN"), NAN);
//populate native classes
List<StringName> class_list;
ClassDB::get_class_list(&class_list);
for (const StringName &n : class_list) {
if (globals.has(n)) {
continue;
}
Ref<GDScriptNativeClass> nc = memnew(GDScriptNativeClass(n));
_add_global(n, nc);
}
//populate singletons
List<Engine::Singleton> singletons;
Engine::get_singleton()->get_singletons(&singletons);
for (const Engine::Singleton &E : singletons) {
_add_global(E.name, E.ptr);
}
#ifdef TESTS_ENABLED
GDScriptTests::GDScriptTestRunner::handle_cmdline();
#endif
}
String GDScriptLanguage::get_type() const {
return "GDScript";
}
String GDScriptLanguage::get_extension() const {
return "gd";
}
Error GDScriptLanguage::execute_file(const String &p_path) {
// ??
return OK;
}
void GDScriptLanguage::finish() {
if (_call_stack) {
memdelete_arr(_call_stack);
_call_stack = nullptr;
}
// Clear the cache before parsing the script_list
GDScriptCache::clear();
// Clear dependencies between scripts, to ensure cyclic references are broken
// (to avoid leaks at exit).
SelfList<GDScript> *s = script_list.first();
while (s) {
// This ensures the current script is not released before we can check
// what's the next one in the list (we can't get the next upfront because we
// don't know if the reference breaking will cause it -or any other after
// it, for that matter- to be released so the next one is not the same as
// before).
Ref<GDScript> scr = s->self();
if (scr.is_valid()) {
for (KeyValue<StringName, GDScriptFunction *> &E : scr->member_functions) {
GDScriptFunction *func = E.value;
for (int i = 0; i < func->argument_types.size(); i++) {
func->argument_types.write[i].script_type_ref = Ref<Script>();
}
func->return_type.script_type_ref = Ref<Script>();
}
for (KeyValue<StringName, GDScript::MemberInfo> &E : scr->member_indices) {
E.value.data_type.script_type_ref = Ref<Script>();
}
// Clear backup for scripts that could slip out of the cyclic reference
// check
scr->clear();
}
s = s->next();
}
}
void GDScriptLanguage::profiling_start() {
#ifdef DEBUG_ENABLED
MutexLock lock(this->mutex);
SelfList<GDScriptFunction> *elem = function_list.first();
while (elem) {
elem->self()->profile.call_count = 0;
elem->self()->profile.self_time = 0;
elem->self()->profile.total_time = 0;
elem->self()->profile.frame_call_count = 0;
elem->self()->profile.frame_self_time = 0;
elem->self()->profile.frame_total_time = 0;
elem->self()->profile.last_frame_call_count = 0;
elem->self()->profile.last_frame_self_time = 0;
elem->self()->profile.last_frame_total_time = 0;
elem = elem->next();
}
profiling = true;
#endif
}
void GDScriptLanguage::profiling_stop() {
#ifdef DEBUG_ENABLED
MutexLock lock(this->mutex);
profiling = false;
#endif
}
int GDScriptLanguage::profiling_get_accumulated_data(ProfilingInfo *p_info_arr, int p_info_max) {
int current = 0;
#ifdef DEBUG_ENABLED
MutexLock lock(this->mutex);
SelfList<GDScriptFunction> *elem = function_list.first();
while (elem) {
if (current >= p_info_max) {
break;
}
p_info_arr[current].call_count = elem->self()->profile.call_count;
p_info_arr[current].self_time = elem->self()->profile.self_time;
p_info_arr[current].total_time = elem->self()->profile.total_time;
p_info_arr[current].signature = elem->self()->profile.signature;
elem = elem->next();
current++;
}
#endif
return current;
}
int GDScriptLanguage::profiling_get_frame_data(ProfilingInfo *p_info_arr, int p_info_max) {
int current = 0;
#ifdef DEBUG_ENABLED
MutexLock lock(this->mutex);
SelfList<GDScriptFunction> *elem = function_list.first();
while (elem) {
if (current >= p_info_max) {
break;
}
if (elem->self()->profile.last_frame_call_count > 0) {
p_info_arr[current].call_count = elem->self()->profile.last_frame_call_count;
p_info_arr[current].self_time = elem->self()->profile.last_frame_self_time;
p_info_arr[current].total_time = elem->self()->profile.last_frame_total_time;
p_info_arr[current].signature = elem->self()->profile.signature;
current++;
}
elem = elem->next();
}
#endif
return current;
}
struct GDScriptDepSort {
//must support sorting so inheritance works properly (parent must be reloaded first)
bool operator()(const Ref<GDScript> &A, const Ref<GDScript> &B) const {
if (A == B) {
return false; //shouldn't happen but..
}
const GDScript *I = B->get_base().ptr();
while (I) {
if (I == A.ptr()) {
// A is a base of B
return true;
}
I = I->get_base().ptr();
}
return false; //not a base
}
};
void GDScriptLanguage::reload_all_scripts() {
#ifdef DEBUG_ENABLED
print_verbose("GDScript: Reloading all scripts");
List<Ref<GDScript>> scripts;
{
MutexLock lock(this->mutex);
SelfList<GDScript> *elem = script_list.first();
while (elem) {
// Scripts will reload all subclasses, so only reload root scripts.
if (elem->self()->is_root_script() && elem->self()->get_path().is_resource_file()) {
print_verbose("GDScript: Found: " + elem->self()->get_path());
scripts.push_back(Ref<GDScript>(elem->self())); //cast to gdscript to avoid being erased by accident
}
elem = elem->next();
}
}
//as scripts are going to be reloaded, must proceed without locking here
scripts.sort_custom<GDScriptDepSort>(); //update in inheritance dependency order
for (Ref<GDScript> &scr : scripts) {
print_verbose("GDScript: Reloading: " + scr->get_path());
scr->load_source_code(scr->get_path());
scr->reload(true);
}
#endif
}
void GDScriptLanguage::reload_tool_script(const Ref<Script> &p_script, bool p_soft_reload) {
#ifdef DEBUG_ENABLED
List<Ref<GDScript>> scripts;
{
MutexLock lock(this->mutex);
SelfList<GDScript> *elem = script_list.first();
while (elem) {
// Scripts will reload all subclasses, so only reload root scripts.
if (elem->self()->is_root_script() && elem->self()->get_path().is_resource_file()) {
scripts.push_back(Ref<GDScript>(elem->self())); //cast to gdscript to avoid being erased by accident
}
elem = elem->next();
}
}
//when someone asks you why dynamically typed languages are easier to write....
HashMap<Ref<GDScript>, HashMap<ObjectID, List<Pair<StringName, Variant>>>> to_reload;
//as scripts are going to be reloaded, must proceed without locking here
scripts.sort_custom<GDScriptDepSort>(); //update in inheritance dependency order
for (Ref<GDScript> &scr : scripts) {
bool reload = scr == p_script || to_reload.has(scr->get_base());
if (!reload) {
continue;
}
to_reload.insert(scr, HashMap<ObjectID, List<Pair<StringName, Variant>>>());
if (!p_soft_reload) {
//save state and remove script from instances
HashMap<ObjectID, List<Pair<StringName, Variant>>> &map = to_reload[scr];
while (scr->instances.front()) {
Object *obj = scr->instances.front()->get();
//save instance info
List<Pair<StringName, Variant>> state;
if (obj->get_script_instance()) {
obj->get_script_instance()->get_property_state(state);
map[obj->get_instance_id()] = state;
obj->set_script(Variant());
}
}
//same thing for placeholders
#ifdef TOOLS_ENABLED
while (scr->placeholders.size()) {
Object *obj = (*scr->placeholders.begin())->get_owner();
//save instance info
if (obj->get_script_instance()) {
map.insert(obj->get_instance_id(), List<Pair<StringName, Variant>>());
List<Pair<StringName, Variant>> &state = map[obj->get_instance_id()];
obj->get_script_instance()->get_property_state(state);
obj->set_script(Variant());
} else {
// no instance found. Let's remove it so we don't loop forever
scr->placeholders.erase(*scr->placeholders.begin());
}
}
#endif
for (const KeyValue<ObjectID, List<Pair<StringName, Variant>>> &F : scr->pending_reload_state) {
map[F.key] = F.value; //pending to reload, use this one instead
}
}
}
for (KeyValue<Ref<GDScript>, HashMap<ObjectID, List<Pair<StringName, Variant>>>> &E : to_reload) {
Ref<GDScript> scr = E.key;
scr->reload(p_soft_reload);
//restore state if saved
for (KeyValue<ObjectID, List<Pair<StringName, Variant>>> &F : E.value) {
List<Pair<StringName, Variant>> &saved_state = F.value;
Object *obj = ObjectDB::get_instance(F.key);
if (!obj) {
continue;
}
if (!p_soft_reload) {
//clear it just in case (may be a pending reload state)
obj->set_script(Variant());
}
obj->set_script(scr);
ScriptInstance *script_inst = obj->get_script_instance();
if (!script_inst) {
//failed, save reload state for next time if not saved
if (!scr->pending_reload_state.has(obj->get_instance_id())) {
scr->pending_reload_state[obj->get_instance_id()] = saved_state;
}
continue;
}
if (script_inst->is_placeholder() && scr->is_placeholder_fallback_enabled()) {
PlaceHolderScriptInstance *placeholder = static_cast<PlaceHolderScriptInstance *>(script_inst);
for (List<Pair<StringName, Variant>>::Element *G = saved_state.front(); G; G = G->next()) {
placeholder->property_set_fallback(G->get().first, G->get().second);
}
} else {
for (List<Pair<StringName, Variant>>::Element *G = saved_state.front(); G; G = G->next()) {
script_inst->set(G->get().first, G->get().second);
}
}
scr->pending_reload_state.erase(obj->get_instance_id()); //as it reloaded, remove pending state
}
//if instance states were saved, set them!
}
#endif
}
void GDScriptLanguage::frame() {
calls = 0;
#ifdef DEBUG_ENABLED
if (profiling) {
MutexLock lock(this->mutex);
SelfList<GDScriptFunction> *elem = function_list.first();
while (elem) {
elem->self()->profile.last_frame_call_count = elem->self()->profile.frame_call_count;
elem->self()->profile.last_frame_self_time = elem->self()->profile.frame_self_time;
elem->self()->profile.last_frame_total_time = elem->self()->profile.frame_total_time;
elem->self()->profile.frame_call_count = 0;
elem->self()->profile.frame_self_time = 0;
elem->self()->profile.frame_total_time = 0;
elem = elem->next();
}
}
#endif
}
/* EDITOR FUNCTIONS */
void GDScriptLanguage::get_reserved_words(List<String> *p_words) const {
// TODO: Add annotations here?
static const char *_reserved_words[] = {
// operators
"and",
"in",
"not",
"or",
// types and values
"false",
"float",
"int",
"bool",
"null",
"PI",
"TAU",
"INF",
"NAN",
"self",
"true",
"void",
// functions
"as",
"assert",
"await",
"breakpoint",
"class",
"class_name",
"extends",
"is",
"func",
"preload",
"signal",
"super",
// var
"const",
"enum",
"static",
"var",
// control flow
"break",
"continue",
"if",
"elif",
"else",
"for",
"pass",
"return",
"match",
"while",
// These keywords are not implemented currently, but reserved for (potential) future use.
// We highlight them as keywords to make errors easier to understand.
"trait",
"namespace",
"yield",
nullptr
};
const char **w = _reserved_words;
while (*w) {
p_words->push_back(*w);
w++;
}
List<StringName> functions;
GDScriptUtilityFunctions::get_function_list(&functions);
for (const StringName &E : functions) {
p_words->push_back(String(E));
}
}
bool GDScriptLanguage::is_control_flow_keyword(String p_keyword) const {
return p_keyword == "break" ||
p_keyword == "continue" ||
p_keyword == "elif" ||
p_keyword == "else" ||
p_keyword == "if" ||
p_keyword == "for" ||
p_keyword == "match" ||
p_keyword == "pass" ||
p_keyword == "return" ||
p_keyword == "while";
}
bool GDScriptLanguage::handles_global_class_type(const String &p_type) const {
return p_type == "GDScript";
}
String GDScriptLanguage::get_global_class_name(const String &p_path, String *r_base_type, String *r_icon_path) const {
Vector<uint8_t> sourcef;
Error err;
Ref<FileAccess> f = FileAccess::open(p_path, FileAccess::READ, &err);
if (err) {
return String();
}
String source = f->get_as_utf8_string();
GDScriptParser parser;
err = parser.parse(source, p_path, false);
// TODO: Simplify this code by using the analyzer to get full inheritance.
if (err == OK) {
const GDScriptParser::ClassNode *c = parser.get_tree();
if (r_icon_path) {
if (c->icon_path.is_empty() || c->icon_path.is_absolute_path()) {
*r_icon_path = c->icon_path;
} else if (c->icon_path.is_relative_path()) {
*r_icon_path = p_path.get_base_dir().path_join(c->icon_path).simplify_path();
}
}
if (r_base_type) {
const GDScriptParser::ClassNode *subclass = c;
String path = p_path;
GDScriptParser subparser;
while (subclass) {
if (subclass->extends_used) {
if (!subclass->extends_path.is_empty()) {
if (subclass->extends.size() == 0) {
get_global_class_name(subclass->extends_path, r_base_type);
subclass = nullptr;
break;
} else {
Vector<StringName> extend_classes = subclass->extends;
Ref<FileAccess> subfile = FileAccess::open(subclass->extends_path, FileAccess::READ);
if (subfile.is_null()) {
break;
}
String subsource = subfile->get_as_utf8_string();
if (subsource.is_empty()) {
break;
}
String subpath = subclass->extends_path;
if (subpath.is_relative_path()) {
subpath = path.get_base_dir().path_join(subpath).simplify_path();
}
if (OK != subparser.parse(subsource, subpath, false)) {
break;
}
path = subpath;
subclass = subparser.get_tree();
while (extend_classes.size() > 0) {
bool found = false;
for (int i = 0; i < subclass->members.size(); i++) {
if (subclass->members[i].type != GDScriptParser::ClassNode::Member::CLASS) {
continue;
}
const GDScriptParser::ClassNode *inner_class = subclass->members[i].m_class;
if (inner_class->identifier->name == extend_classes[0]) {
extend_classes.remove_at(0);
found = true;
subclass = inner_class;
break;
}
}
if (!found) {
subclass = nullptr;
break;
}
}
}
} else if (subclass->extends.size() == 1) {
*r_base_type = subclass->extends[0];
subclass = nullptr;
} else {
break;
}
} else {
*r_base_type = "RefCounted";
subclass = nullptr;
}
}
}
return c->identifier != nullptr ? String(c->identifier->name) : String();
}
return String();
}
GDScriptLanguage::GDScriptLanguage() {
calls = 0;
ERR_FAIL_COND(singleton);
singleton = this;
strings._init = StaticCString::create("_init");
strings._notification = StaticCString::create("_notification");
strings._set = StaticCString::create("_set");
strings._get = StaticCString::create("_get");
strings._get_property_list = StaticCString::create("_get_property_list");
strings._property_can_revert = StaticCString::create("_property_can_revert");
strings._property_get_revert = StaticCString::create("_property_get_revert");
strings._script_source = StaticCString::create("script/source");
_debug_parse_err_line = -1;
_debug_parse_err_file = "";
profiling = false;
script_frame_time = 0;
_debug_call_stack_pos = 0;
int dmcs = GLOBAL_DEF(PropertyInfo(Variant::INT, "debug/settings/gdscript/max_call_stack", PROPERTY_HINT_RANGE, "1024,4096,1,or_greater"), 1024);
if (EngineDebugger::is_active()) {
//debugging enabled!
_debug_max_call_stack = dmcs;
_call_stack = memnew_arr(CallLevel, _debug_max_call_stack + 1);
} else {
_debug_max_call_stack = 0;
_call_stack = nullptr;
}
#ifdef DEBUG_ENABLED
GLOBAL_DEF("debug/gdscript/warnings/enable", true);
GLOBAL_DEF("debug/gdscript/warnings/treat_warnings_as_errors", false);
GLOBAL_DEF("debug/gdscript/warnings/exclude_addons", true);
for (int i = 0; i < (int)GDScriptWarning::WARNING_MAX; i++) {
GDScriptWarning::Code code = (GDScriptWarning::Code)i;
Variant default_enabled = GDScriptWarning::get_default_value(code);
String path = GDScriptWarning::get_settings_path_from_code(code);
GLOBAL_DEF(GDScriptWarning::get_property_info(code), default_enabled);
}
#endif // DEBUG_ENABLED
}
GDScriptLanguage::~GDScriptLanguage() {
singleton = nullptr;
}
void GDScriptLanguage::add_orphan_subclass(const String &p_qualified_name, const ObjectID &p_subclass) {
orphan_subclasses[p_qualified_name] = p_subclass;
}
Ref<GDScript> GDScriptLanguage::get_orphan_subclass(const String &p_qualified_name) {
HashMap<String, ObjectID>::Iterator orphan_subclass_element = orphan_subclasses.find(p_qualified_name);
if (!orphan_subclass_element) {
return Ref<GDScript>();
}
ObjectID orphan_subclass = orphan_subclass_element->value;
Object *obj = ObjectDB::get_instance(orphan_subclass);
orphan_subclasses.remove(orphan_subclass_element);
if (!obj) {
return Ref<GDScript>();
}
return Ref<GDScript>(Object::cast_to<GDScript>(obj));
}
Ref<GDScript> GDScriptLanguage::get_script_by_fully_qualified_name(const String &p_name) {
{
MutexLock lock(mutex);
SelfList<GDScript> *elem = script_list.first();
while (elem) {
GDScript *scr = elem->self();
if (scr->fully_qualified_name == p_name) {
return scr;
}
elem = elem->next();
}
}
Ref<GDScript> scr;
scr.instantiate();
scr->fully_qualified_name = p_name;
return scr;
}
/*************** RESOURCE ***************/
Ref<Resource> ResourceFormatLoaderGDScript::load(const String &p_path, const String &p_original_path, Error *r_error, bool p_use_sub_threads, float *r_progress, CacheMode p_cache_mode) {
if (r_error) {
*r_error = ERR_FILE_CANT_OPEN;
}
Error err;
Ref<GDScript> scr = GDScriptCache::get_full_script(p_path, err, "", p_cache_mode == CACHE_MODE_IGNORE);
if (scr.is_null()) {
// Don't fail loading because of parsing error.
scr.instantiate();
}
if (r_error) {
*r_error = OK;
}
return scr;
}
void ResourceFormatLoaderGDScript::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("gd");
}
bool ResourceFormatLoaderGDScript::handles_type(const String &p_type) const {
return (p_type == "Script" || p_type == "GDScript");
}
String ResourceFormatLoaderGDScript::get_resource_type(const String &p_path) const {
String el = p_path.get_extension().to_lower();
if (el == "gd") {
return "GDScript";
}
return "";
}
void ResourceFormatLoaderGDScript::get_dependencies(const String &p_path, List<String> *p_dependencies, bool p_add_types) {
Ref<FileAccess> file = FileAccess::open(p_path, FileAccess::READ);
ERR_FAIL_COND_MSG(file.is_null(), "Cannot open file '" + p_path + "'.");
String source = file->get_as_utf8_string();
if (source.is_empty()) {
return;
}
GDScriptParser parser;
if (OK != parser.parse(source, p_path, false)) {
return;
}
for (const String &E : parser.get_dependencies()) {
p_dependencies->push_back(E);
}
}
Error ResourceFormatSaverGDScript::save(const Ref<Resource> &p_resource, const String &p_path, uint32_t p_flags) {
Ref<GDScript> sqscr = p_resource;
ERR_FAIL_COND_V(sqscr.is_null(), ERR_INVALID_PARAMETER);
String source = sqscr->get_source_code();
{
Error err;
Ref<FileAccess> file = FileAccess::open(p_path, FileAccess::WRITE, &err);
ERR_FAIL_COND_V_MSG(err, err, "Cannot save GDScript file '" + p_path + "'.");
file->store_string(source);
if (file->get_error() != OK && file->get_error() != ERR_FILE_EOF) {
return ERR_CANT_CREATE;
}
}
if (ScriptServer::is_reload_scripts_on_save_enabled()) {
GDScriptLanguage::get_singleton()->reload_tool_script(p_resource, true);
}
return OK;
}
void ResourceFormatSaverGDScript::get_recognized_extensions(const Ref<Resource> &p_resource, List<String> *p_extensions) const {
if (Object::cast_to<GDScript>(*p_resource)) {
p_extensions->push_back("gd");
}
}
bool ResourceFormatSaverGDScript::recognize(const Ref<Resource> &p_resource) const {
return Object::cast_to<GDScript>(*p_resource) != nullptr;
}