2269 lines
65 KiB
C++
2269 lines
65 KiB
C++
/*************************************************************************/
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/* gdscript.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "gdscript.h"
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#include "core/core_string_names.h"
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#include "core/engine.h"
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#include "core/global_constants.h"
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#include "core/io/file_access_encrypted.h"
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#include "core/os/file_access.h"
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#include "core/os/os.h"
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#include "core/project_settings.h"
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#include "gdscript_compiler.h"
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///////////////////////////
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GDScriptNativeClass::GDScriptNativeClass(const StringName &p_name) {
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name = p_name;
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}
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bool GDScriptNativeClass::_get(const StringName &p_name, Variant &r_ret) const {
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bool ok;
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int v = ClassDB::get_integer_constant(name, p_name, &ok);
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if (ok) {
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r_ret = v;
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return true;
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} else {
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return false;
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}
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}
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void GDScriptNativeClass::_bind_methods() {
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ClassDB::bind_method(D_METHOD("new"), &GDScriptNativeClass::_new);
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}
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Variant GDScriptNativeClass::_new() {
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Object *o = instance();
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ERR_FAIL_COND_V_MSG(!o, Variant(), "Class type: '" + String(name) + "' is not instantiable.");
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Reference *ref = Object::cast_to<Reference>(o);
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if (ref) {
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return REF(ref);
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} else {
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return o;
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}
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}
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Object *GDScriptNativeClass::instance() {
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return ClassDB::instance(name);
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}
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void GDScript::_clear_pending_func_states() {
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GDScriptLanguage::get_singleton()->lock.lock();
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while (SelfList<GDScriptFunctionState> *E = pending_func_states.first()) {
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// Order matters since clearing the stack may already cause
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// the GDSCriptFunctionState to be destroyed and thus removed from the list.
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pending_func_states.remove(E);
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E->self()->_clear_stack();
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}
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GDScriptLanguage::get_singleton()->lock.unlock();
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}
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GDScriptInstance *GDScript::_create_instance(const Variant **p_args, int p_argcount, Object *p_owner, bool p_isref, Variant::CallError &r_error) {
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/* STEP 1, CREATE */
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GDScriptInstance *instance = memnew(GDScriptInstance);
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instance->base_ref = p_isref;
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instance->members.resize(member_indices.size());
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instance->script = Ref<GDScript>(this);
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instance->owner = p_owner;
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#ifdef DEBUG_ENABLED
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//needed for hot reloading
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for (Map<StringName, MemberInfo>::Element *E = member_indices.front(); E; E = E->next()) {
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instance->member_indices_cache[E->key()] = E->get().index;
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}
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#endif
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instance->owner->set_script_instance(instance);
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/* STEP 2, INITIALIZE AND CONSTRUCT */
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GDScriptLanguage::singleton->lock.lock();
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instances.insert(instance->owner);
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GDScriptLanguage::singleton->lock.unlock();
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initializer->call(instance, p_args, p_argcount, r_error);
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if (r_error.error != Variant::CallError::CALL_OK) {
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instance->script = Ref<GDScript>();
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instance->owner->set_script_instance(nullptr);
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#ifndef NO_THREADS
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GDScriptLanguage::singleton->lock.lock();
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#endif
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instances.erase(p_owner);
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#ifndef NO_THREADS
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GDScriptLanguage::singleton->lock.unlock();
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#endif
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ERR_FAIL_COND_V(r_error.error != Variant::CallError::CALL_OK, nullptr); //error constructing
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}
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//@TODO make thread safe
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return instance;
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}
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Variant GDScript::_new(const Variant **p_args, int p_argcount, Variant::CallError &r_error) {
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/* STEP 1, CREATE */
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if (!valid) {
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r_error.error = Variant::CallError::CALL_ERROR_INVALID_METHOD;
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return Variant();
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}
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r_error.error = Variant::CallError::CALL_OK;
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REF ref;
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Object *owner = nullptr;
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GDScript *_baseptr = this;
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while (_baseptr->_base) {
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_baseptr = _baseptr->_base;
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}
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ERR_FAIL_COND_V(_baseptr->native.is_null(), Variant());
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if (_baseptr->native.ptr()) {
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owner = _baseptr->native->instance();
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} else {
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owner = memnew(Reference); //by default, no base means use reference
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}
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ERR_FAIL_COND_V_MSG(!owner, Variant(), "Can't inherit from a virtual class.");
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Reference *r = Object::cast_to<Reference>(owner);
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if (r) {
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ref = REF(r);
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}
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GDScriptInstance *instance = _create_instance(p_args, p_argcount, owner, r != nullptr, r_error);
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if (!instance) {
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if (ref.is_null()) {
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memdelete(owner); //no owner, sorry
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}
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return Variant();
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}
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if (ref.is_valid()) {
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return ref;
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} else {
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return owner;
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}
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}
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bool GDScript::can_instance() const {
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#ifdef TOOLS_ENABLED
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return valid && (tool || ScriptServer::is_scripting_enabled());
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#else
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return valid;
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#endif
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}
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Ref<Script> GDScript::get_base_script() const {
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if (_base) {
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return Ref<GDScript>(_base);
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} else {
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return Ref<Script>();
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}
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}
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StringName GDScript::get_instance_base_type() const {
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if (native.is_valid()) {
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return native->get_name();
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}
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if (base.is_valid() && base->is_valid()) {
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return base->get_instance_base_type();
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}
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return StringName();
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}
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struct _GDScriptMemberSort {
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int index;
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StringName name;
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_FORCE_INLINE_ bool operator<(const _GDScriptMemberSort &p_member) const { return index < p_member.index; }
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};
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#ifdef TOOLS_ENABLED
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void GDScript::_placeholder_erased(PlaceHolderScriptInstance *p_placeholder) {
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placeholders.erase(p_placeholder);
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}
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#endif
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void GDScript::get_script_method_list(List<MethodInfo> *p_list) const {
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const GDScript *current = this;
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while (current) {
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for (const Map<StringName, GDScriptFunction *>::Element *E = current->member_functions.front(); E; E = E->next()) {
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GDScriptFunction *func = E->get();
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MethodInfo mi;
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mi.name = E->key();
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for (int i = 0; i < func->get_argument_count(); i++) {
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mi.arguments.push_back(func->get_argument_type(i));
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}
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mi.return_val = func->get_return_type();
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p_list->push_back(mi);
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}
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current = current->_base;
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}
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}
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void GDScript::get_script_property_list(List<PropertyInfo> *p_list) const {
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const GDScript *sptr = this;
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List<PropertyInfo> props;
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while (sptr) {
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Vector<_GDScriptMemberSort> msort;
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for (Map<StringName, PropertyInfo>::Element *E = sptr->member_info.front(); E; E = E->next()) {
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_GDScriptMemberSort ms;
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ERR_CONTINUE(!sptr->member_indices.has(E->key()));
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ms.index = sptr->member_indices[E->key()].index;
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ms.name = E->key();
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msort.push_back(ms);
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}
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msort.sort();
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msort.invert();
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for (int i = 0; i < msort.size(); i++) {
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props.push_front(sptr->member_info[msort[i].name]);
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}
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sptr = sptr->_base;
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}
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for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
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p_list->push_back(E->get());
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}
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}
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bool GDScript::has_method(const StringName &p_method) const {
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return member_functions.has(p_method);
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}
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MethodInfo GDScript::get_method_info(const StringName &p_method) const {
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const Map<StringName, GDScriptFunction *>::Element *E = member_functions.find(p_method);
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if (!E) {
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return MethodInfo();
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}
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GDScriptFunction *func = E->get();
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MethodInfo mi;
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mi.name = E->key();
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for (int i = 0; i < func->get_argument_count(); i++) {
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mi.arguments.push_back(func->get_argument_type(i));
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}
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mi.return_val = func->get_return_type();
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return mi;
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}
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bool GDScript::get_property_default_value(const StringName &p_property, Variant &r_value) const {
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#ifdef TOOLS_ENABLED
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const Map<StringName, Variant>::Element *E = member_default_values_cache.find(p_property);
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if (E) {
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r_value = E->get();
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return true;
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}
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if (base_cache.is_valid()) {
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return base_cache->get_property_default_value(p_property, r_value);
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}
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#endif
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return false;
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}
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ScriptInstance *GDScript::instance_create(Object *p_this) {
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GDScript *top = this;
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while (top->_base) {
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top = top->_base;
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}
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if (top->native.is_valid()) {
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if (!ClassDB::is_parent_class(p_this->get_class_name(), top->native->get_name())) {
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if (ScriptDebugger::get_singleton()) {
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GDScriptLanguage::get_singleton()->debug_break_parse(get_path(), 1, "Script inherits from native type '" + String(top->native->get_name()) + "', so it can't be instanced in object of type: '" + p_this->get_class() + "'");
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}
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ERR_FAIL_V_MSG(nullptr, "Script inherits from native type '" + String(top->native->get_name()) + "', so it can't be instanced in object of type '" + p_this->get_class() + "'" + ".");
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}
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}
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Variant::CallError unchecked_error;
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return _create_instance(nullptr, 0, p_this, Object::cast_to<Reference>(p_this) != nullptr, unchecked_error);
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}
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PlaceHolderScriptInstance *GDScript::placeholder_instance_create(Object *p_this) {
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#ifdef TOOLS_ENABLED
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PlaceHolderScriptInstance *si = memnew(PlaceHolderScriptInstance(GDScriptLanguage::get_singleton(), Ref<Script>(this), p_this));
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placeholders.insert(si);
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_update_exports(nullptr, false, si);
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return si;
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#else
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return NULL;
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#endif
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}
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bool GDScript::instance_has(const Object *p_this) const {
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GDScriptLanguage::singleton->lock.lock();
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bool hasit = instances.has((Object *)p_this);
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GDScriptLanguage::singleton->lock.unlock();
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return hasit;
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}
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bool GDScript::has_source_code() const {
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return source != "";
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}
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String GDScript::get_source_code() const {
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return source;
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}
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void GDScript::set_source_code(const String &p_code) {
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if (source == p_code) {
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return;
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}
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source = p_code;
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#ifdef TOOLS_ENABLED
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source_changed_cache = true;
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#endif
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}
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#ifdef TOOLS_ENABLED
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void GDScript::_update_exports_values(Map<StringName, Variant> &values, List<PropertyInfo> &propnames) {
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if (base_cache.is_valid()) {
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base_cache->_update_exports_values(values, propnames);
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}
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for (Map<StringName, Variant>::Element *E = member_default_values_cache.front(); E; E = E->next()) {
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values[E->key()] = E->get();
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}
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for (List<PropertyInfo>::Element *E = members_cache.front(); E; E = E->next()) {
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propnames.push_back(E->get());
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}
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}
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#endif
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bool GDScript::_update_exports(bool *r_err, bool p_recursive_call, PlaceHolderScriptInstance *p_instance_to_update) {
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#ifdef TOOLS_ENABLED
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static Vector<GDScript *> base_caches;
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if (!p_recursive_call) {
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base_caches.clear();
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}
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base_caches.push_back(this);
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bool changed = false;
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if (source_changed_cache) {
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source_changed_cache = false;
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changed = true;
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String basedir = path;
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if (basedir == "") {
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basedir = get_path();
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}
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if (basedir != "") {
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basedir = basedir.get_base_dir();
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}
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GDScriptParser parser;
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Error err = parser.parse(source, basedir, true, path);
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if (err == OK) {
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const GDScriptParser::Node *root = parser.get_parse_tree();
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ERR_FAIL_COND_V(root->type != GDScriptParser::Node::TYPE_CLASS, false);
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const GDScriptParser::ClassNode *c = static_cast<const GDScriptParser::ClassNode *>(root);
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if (base_cache.is_valid()) {
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base_cache->inheriters_cache.erase(get_instance_id());
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base_cache = Ref<GDScript>();
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}
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if (c->extends_used) {
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String path = "";
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if (String(c->extends_file) != "" && String(c->extends_file) != get_path()) {
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path = c->extends_file;
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if (path.is_rel_path()) {
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String base = get_path();
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if (base == "" || base.is_rel_path()) {
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ERR_PRINT(("Could not resolve relative path for parent class: " + path).utf8().get_data());
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} else {
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path = base.get_base_dir().plus_file(path);
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}
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}
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} else if (c->extends_class.size() != 0) {
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String base = c->extends_class[0];
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if (ScriptServer::is_global_class(base)) {
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path = ScriptServer::get_global_class_path(base);
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}
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}
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if (path != "") {
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if (path != get_path()) {
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Ref<GDScript> bf = ResourceLoader::load(path);
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if (bf.is_valid()) {
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base_cache = bf;
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bf->inheriters_cache.insert(get_instance_id());
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}
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} else {
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ERR_PRINT(("Path extending itself in " + path).utf8().get_data());
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}
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}
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}
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members_cache.clear();
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member_default_values_cache.clear();
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for (int i = 0; i < c->variables.size(); i++) {
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if (c->variables[i]._export.type == Variant::NIL) {
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continue;
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}
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members_cache.push_back(c->variables[i]._export);
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member_default_values_cache[c->variables[i].identifier] = c->variables[i].default_value;
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}
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_signals.clear();
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for (int i = 0; i < c->_signals.size(); i++) {
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_signals[c->_signals[i].name] = c->_signals[i].arguments;
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}
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} else {
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placeholder_fallback_enabled = true;
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return false;
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}
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} else if (placeholder_fallback_enabled) {
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return false;
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}
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placeholder_fallback_enabled = false;
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if (base_cache.is_valid() && base_cache->is_valid()) {
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for (int i = 0; i < base_caches.size(); i++) {
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if (base_caches[i] == base_cache.ptr()) {
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if (r_err) {
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*r_err = true;
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}
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valid = false; // to show error in the editor
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base_cache->valid = false;
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base_cache->inheriters_cache.clear(); // to prevent future stackoverflows
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base_cache.unref();
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base.unref();
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_base = nullptr;
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ERR_FAIL_V_MSG(false, "Cyclic inheritance in script class.");
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}
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}
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if (base_cache->_update_exports(r_err, true)) {
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if (r_err && *r_err) {
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return false;
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}
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changed = true;
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}
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}
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if ((changed || p_instance_to_update) && placeholders.size()) { //hm :(
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// update placeholders if any
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Map<StringName, Variant> values;
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List<PropertyInfo> propnames;
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_update_exports_values(values, propnames);
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if (changed) {
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for (Set<PlaceHolderScriptInstance *>::Element *E = placeholders.front(); E; E = E->next()) {
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E->get()->update(propnames, values);
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}
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} else {
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p_instance_to_update->update(propnames, values);
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}
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}
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return changed;
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#else
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return false;
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#endif
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}
|
|
|
|
void GDScript::update_exports() {
|
|
#ifdef TOOLS_ENABLED
|
|
|
|
bool cyclic_error = false;
|
|
_update_exports(&cyclic_error);
|
|
if (cyclic_error) {
|
|
return;
|
|
}
|
|
|
|
Set<ObjectID> copy = inheriters_cache; //might get modified
|
|
|
|
for (Set<ObjectID>::Element *E = copy.front(); E; E = E->next()) {
|
|
Object *id = ObjectDB::get_instance(E->get());
|
|
GDScript *s = Object::cast_to<GDScript>(id);
|
|
if (!s) {
|
|
continue;
|
|
}
|
|
s->update_exports();
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
void GDScript::_set_subclass_path(Ref<GDScript> &p_sc, const String &p_path) {
|
|
p_sc->path = p_path;
|
|
for (Map<StringName, Ref<GDScript>>::Element *E = p_sc->subclasses.front(); E; E = E->next()) {
|
|
_set_subclass_path(E->get(), p_path);
|
|
}
|
|
}
|
|
|
|
Error GDScript::reload(bool p_keep_state) {
|
|
GDScriptLanguage::singleton->lock.lock();
|
|
bool has_instances = instances.size();
|
|
GDScriptLanguage::singleton->lock.unlock();
|
|
|
|
ERR_FAIL_COND_V(!p_keep_state && has_instances, ERR_ALREADY_IN_USE);
|
|
|
|
String basedir = path;
|
|
|
|
if (basedir == "") {
|
|
basedir = get_path();
|
|
}
|
|
|
|
if (basedir != "") {
|
|
basedir = basedir.get_base_dir();
|
|
}
|
|
|
|
if (source.find("%BASE%") != -1) {
|
|
//loading a template, don't parse
|
|
return OK;
|
|
}
|
|
|
|
valid = false;
|
|
GDScriptParser parser;
|
|
Error err = parser.parse(source, basedir, false, path);
|
|
if (err) {
|
|
if (ScriptDebugger::get_singleton()) {
|
|
GDScriptLanguage::get_singleton()->debug_break_parse(get_path(), parser.get_error_line(), "Parser Error: " + parser.get_error());
|
|
}
|
|
_err_print_error("GDScript::reload", path.empty() ? "built-in" : (const char *)path.utf8().get_data(), parser.get_error_line(), ("Parse Error: " + parser.get_error()).utf8().get_data(), ERR_HANDLER_SCRIPT);
|
|
ERR_FAIL_V(ERR_PARSE_ERROR);
|
|
}
|
|
|
|
bool can_run = ScriptServer::is_scripting_enabled() || parser.is_tool_script();
|
|
|
|
GDScriptCompiler compiler;
|
|
err = compiler.compile(&parser, this, p_keep_state);
|
|
|
|
if (err) {
|
|
if (can_run) {
|
|
if (ScriptDebugger::get_singleton()) {
|
|
GDScriptLanguage::get_singleton()->debug_break_parse(get_path(), compiler.get_error_line(), "Parser Error: " + compiler.get_error());
|
|
}
|
|
_err_print_error("GDScript::reload", path.empty() ? "built-in" : (const char *)path.utf8().get_data(), compiler.get_error_line(), ("Compile Error: " + compiler.get_error()).utf8().get_data(), ERR_HANDLER_SCRIPT);
|
|
ERR_FAIL_V(ERR_COMPILATION_FAILED);
|
|
} else {
|
|
return err;
|
|
}
|
|
}
|
|
#ifdef DEBUG_ENABLED
|
|
for (const List<GDScriptWarning>::Element *E = parser.get_warnings().front(); E; E = E->next()) {
|
|
const GDScriptWarning &warning = E->get();
|
|
if (ScriptDebugger::get_singleton()) {
|
|
Vector<ScriptLanguage::StackInfo> si;
|
|
ScriptDebugger::get_singleton()->send_error("", get_path(), warning.line, warning.get_name(), warning.get_message(), ERR_HANDLER_WARNING, si);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
valid = true;
|
|
|
|
for (Map<StringName, Ref<GDScript>>::Element *E = subclasses.front(); E; E = E->next()) {
|
|
_set_subclass_path(E->get(), path);
|
|
}
|
|
_clear_pending_func_states();
|
|
|
|
return OK;
|
|
}
|
|
|
|
ScriptLanguage *GDScript::get_language() const {
|
|
return GDScriptLanguage::get_singleton();
|
|
}
|
|
|
|
void GDScript::get_constants(Map<StringName, Variant> *p_constants) {
|
|
if (p_constants) {
|
|
for (Map<StringName, Variant>::Element *E = constants.front(); E; E = E->next()) {
|
|
(*p_constants)[E->key()] = E->value();
|
|
}
|
|
}
|
|
}
|
|
|
|
void GDScript::get_members(Set<StringName> *p_members) {
|
|
if (p_members) {
|
|
for (Set<StringName>::Element *E = members.front(); E; E = E->next()) {
|
|
p_members->insert(E->get());
|
|
}
|
|
}
|
|
}
|
|
|
|
Variant GDScript::call(const StringName &p_method, const Variant **p_args, int p_argcount, Variant::CallError &r_error) {
|
|
GDScript *top = this;
|
|
while (top) {
|
|
Map<StringName, GDScriptFunction *>::Element *E = top->member_functions.find(p_method);
|
|
if (E) {
|
|
ERR_FAIL_COND_V_MSG(!E->get()->is_static(), Variant(), "Can't call non-static function '" + String(p_method) + "' in script.");
|
|
|
|
return E->get()->call(nullptr, p_args, p_argcount, r_error);
|
|
}
|
|
top = top->_base;
|
|
}
|
|
|
|
//none found, regular
|
|
|
|
return Script::call(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) {
|
|
{
|
|
const Map<StringName, Variant>::Element *E = top->constants.find(p_name);
|
|
if (E) {
|
|
r_ret = E->get();
|
|
return true;
|
|
}
|
|
}
|
|
|
|
{
|
|
const Map<StringName, Ref<GDScript>>::Element *E = subclasses.find(p_name);
|
|
if (E) {
|
|
r_ret = E->get();
|
|
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_NOEDITOR | PROPERTY_USAGE_INTERNAL));
|
|
}
|
|
|
|
void GDScript::_bind_methods() {
|
|
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "new", &GDScript::_new, MethodInfo("new"));
|
|
|
|
ClassDB::bind_method(D_METHOD("get_as_byte_code"), &GDScript::get_as_byte_code);
|
|
}
|
|
|
|
Vector<uint8_t> GDScript::get_as_byte_code() const {
|
|
GDScriptTokenizerBuffer tokenizer;
|
|
return tokenizer.parse_code_string(source);
|
|
};
|
|
|
|
Error GDScript::load_byte_code(const String &p_path) {
|
|
Vector<uint8_t> bytecode;
|
|
|
|
if (p_path.ends_with("gde")) {
|
|
FileAccess *fa = FileAccess::open(p_path, FileAccess::READ);
|
|
ERR_FAIL_COND_V(!fa, ERR_CANT_OPEN);
|
|
|
|
FileAccessEncrypted *fae = memnew(FileAccessEncrypted);
|
|
ERR_FAIL_COND_V(!fae, ERR_CANT_OPEN);
|
|
|
|
Vector<uint8_t> key;
|
|
key.resize(32);
|
|
for (int i = 0; i < key.size(); i++) {
|
|
key.write[i] = script_encryption_key[i];
|
|
}
|
|
|
|
Error err = fae->open_and_parse(fa, key, FileAccessEncrypted::MODE_READ);
|
|
|
|
if (err) {
|
|
fa->close();
|
|
memdelete(fa);
|
|
memdelete(fae);
|
|
|
|
ERR_FAIL_COND_V(err, err);
|
|
}
|
|
|
|
bytecode.resize(fae->get_len());
|
|
fae->get_buffer(bytecode.ptrw(), bytecode.size());
|
|
fae->close();
|
|
memdelete(fae);
|
|
|
|
} else {
|
|
bytecode = FileAccess::get_file_as_array(p_path);
|
|
}
|
|
|
|
ERR_FAIL_COND_V(bytecode.size() == 0, ERR_PARSE_ERROR);
|
|
path = p_path;
|
|
|
|
String basedir = path;
|
|
|
|
if (basedir == "") {
|
|
basedir = get_path();
|
|
}
|
|
|
|
if (basedir != "") {
|
|
basedir = basedir.get_base_dir();
|
|
}
|
|
|
|
valid = false;
|
|
GDScriptParser parser;
|
|
Error err = parser.parse_bytecode(bytecode, basedir, get_path());
|
|
if (err) {
|
|
_err_print_error("GDScript::load_byte_code", path.empty() ? "built-in" : (const char *)path.utf8().get_data(), parser.get_error_line(), ("Parse Error: " + parser.get_error()).utf8().get_data(), ERR_HANDLER_SCRIPT);
|
|
ERR_FAIL_V(ERR_PARSE_ERROR);
|
|
}
|
|
|
|
GDScriptCompiler compiler;
|
|
err = compiler.compile(&parser, this);
|
|
|
|
if (err) {
|
|
_err_print_error("GDScript::load_byte_code", path.empty() ? "built-in" : (const char *)path.utf8().get_data(), compiler.get_error_line(), ("Compile Error: " + compiler.get_error()).utf8().get_data(), ERR_HANDLER_SCRIPT);
|
|
ERR_FAIL_V(ERR_COMPILATION_FAILED);
|
|
}
|
|
|
|
valid = true;
|
|
|
|
for (Map<StringName, Ref<GDScript>>::Element *E = subclasses.front(); E; E = E->next()) {
|
|
_set_subclass_path(E->get(), path);
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
Error GDScript::load_source_code(const String &p_path) {
|
|
PoolVector<uint8_t> sourcef;
|
|
Error err;
|
|
FileAccess *f = FileAccess::open(p_path, FileAccess::READ, &err);
|
|
if (err) {
|
|
ERR_FAIL_COND_V(err, err);
|
|
}
|
|
|
|
uint64_t len = f->get_len();
|
|
sourcef.resize(len + 1);
|
|
PoolVector<uint8_t>::Write w = sourcef.write();
|
|
uint64_t r = f->get_buffer(w.ptr(), len);
|
|
f->close();
|
|
memdelete(f);
|
|
ERR_FAIL_COND_V(r != len, ERR_CANT_OPEN);
|
|
w[len] = 0;
|
|
|
|
String s;
|
|
if (s.parse_utf8((const char *)w.ptr())) {
|
|
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;
|
|
#ifdef TOOLS_ENABLED
|
|
source_changed_cache = true;
|
|
#endif
|
|
path = p_path;
|
|
return OK;
|
|
}
|
|
|
|
const Map<StringName, GDScriptFunction *> &GDScript::debug_get_member_functions() const {
|
|
return member_functions;
|
|
}
|
|
|
|
StringName GDScript::debug_get_member_by_index(int p_idx) const {
|
|
for (const Map<StringName, MemberInfo>::Element *E = member_indices.front(); E; E = E->next()) {
|
|
if (E->get().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;
|
|
}
|
|
|
|
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_signals) const {
|
|
for (const Map<StringName, Vector<StringName>>::Element *E = _signals.front(); E; E = E->next()) {
|
|
MethodInfo mi;
|
|
mi.name = E->key();
|
|
for (int i = 0; i < E->get().size(); i++) {
|
|
PropertyInfo arg;
|
|
arg.name = E->get()[i];
|
|
mi.arguments.push_back(arg);
|
|
}
|
|
r_signals->push_back(mi);
|
|
}
|
|
|
|
if (base.is_valid()) {
|
|
base->get_script_signal_list(r_signals);
|
|
}
|
|
#ifdef TOOLS_ENABLED
|
|
else if (base_cache.is_valid()) {
|
|
base_cache->get_script_signal_list(r_signals);
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
GDScript::GDScript() :
|
|
script_list(this) {
|
|
valid = false;
|
|
subclass_count = 0;
|
|
initializer = nullptr;
|
|
_base = nullptr;
|
|
_owner = nullptr;
|
|
tool = false;
|
|
#ifdef TOOLS_ENABLED
|
|
source_changed_cache = false;
|
|
placeholder_fallback_enabled = false;
|
|
#endif
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
GDScriptLanguage::get_singleton()->lock.lock();
|
|
GDScriptLanguage::get_singleton()->script_list.add(&script_list);
|
|
GDScriptLanguage::get_singleton()->lock.unlock();
|
|
#endif
|
|
}
|
|
|
|
void GDScript::_save_orphaned_subclasses() {
|
|
struct ClassRefWithName {
|
|
ObjectID id;
|
|
String fully_qualified_name;
|
|
};
|
|
Vector<ClassRefWithName> weak_subclasses;
|
|
// collect subclasses ObjectID and name
|
|
for (Map<StringName, Ref<GDScript>>::Element *E = subclasses.front(); E; E = E->next()) {
|
|
E->get()->_owner = nullptr; //bye, you are no longer owned cause I died
|
|
ClassRefWithName subclass;
|
|
subclass.id = E->get()->get_instance_id();
|
|
subclass.fully_qualified_name = E->get()->fully_qualified_name;
|
|
weak_subclasses.push_back(subclass);
|
|
}
|
|
|
|
// clear subclasses to allow unused subclasses to be deleted
|
|
subclasses.clear();
|
|
// subclasses are also held by constants, clear those as well
|
|
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);
|
|
}
|
|
}
|
|
|
|
GDScript::~GDScript() {
|
|
_clear_pending_func_states();
|
|
|
|
for (Map<StringName, GDScriptFunction *>::Element *E = member_functions.front(); E; E = E->next()) {
|
|
memdelete(E->get());
|
|
}
|
|
|
|
_save_orphaned_subclasses();
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
GDScriptLanguage::get_singleton()->lock.lock();
|
|
GDScriptLanguage::get_singleton()->script_list.remove(&script_list);
|
|
GDScriptLanguage::get_singleton()->lock.unlock();
|
|
#endif
|
|
}
|
|
|
|
//////////////////////////////
|
|
// INSTANCE //
|
|
//////////////////////////////
|
|
|
|
bool GDScriptInstance::set(const StringName &p_name, const Variant &p_value) {
|
|
//member
|
|
{
|
|
const Map<StringName, GDScript::MemberInfo>::Element *E = script->member_indices.find(p_name);
|
|
if (E) {
|
|
const GDScript::MemberInfo *member = &E->get();
|
|
if (member->setter) {
|
|
const Variant *val = &p_value;
|
|
Variant::CallError err;
|
|
call(member->setter, &val, 1, err);
|
|
if (err.error == Variant::CallError::CALL_OK) {
|
|
return true; //function exists, call was successful
|
|
} else {
|
|
return false;
|
|
}
|
|
} else {
|
|
if (!member->data_type.is_type(p_value)) {
|
|
// Try conversion
|
|
Variant::CallError ce;
|
|
const Variant *value = &p_value;
|
|
Variant converted = Variant::construct(member->data_type.builtin_type, &value, 1, ce);
|
|
if (ce.error == Variant::CallError::CALL_OK) {
|
|
members.write[member->index] = converted;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
} else {
|
|
members.write[member->index] = p_value;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
GDScript *sptr = script.ptr();
|
|
while (sptr) {
|
|
Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._set);
|
|
if (E) {
|
|
Variant name = p_name;
|
|
const Variant *args[2] = { &name, &p_value };
|
|
|
|
Variant::CallError err;
|
|
Variant ret = E->get()->call(this, (const Variant **)args, 2, err);
|
|
if (err.error == Variant::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) {
|
|
{
|
|
const Map<StringName, GDScript::MemberInfo>::Element *E = script->member_indices.find(p_name);
|
|
if (E) {
|
|
if (E->get().getter) {
|
|
Variant::CallError err;
|
|
r_ret = const_cast<GDScriptInstance *>(this)->call(E->get().getter, nullptr, 0, err);
|
|
if (err.error == Variant::CallError::CALL_OK) {
|
|
return true;
|
|
}
|
|
}
|
|
r_ret = members[E->get().index];
|
|
return true; //index found
|
|
}
|
|
}
|
|
|
|
{
|
|
const GDScript *sl = sptr;
|
|
while (sl) {
|
|
const Map<StringName, Variant>::Element *E = sl->constants.find(p_name);
|
|
if (E) {
|
|
r_ret = E->get();
|
|
return true; //index found
|
|
}
|
|
sl = sl->_base;
|
|
}
|
|
}
|
|
|
|
{
|
|
const Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._get);
|
|
if (E) {
|
|
Variant name = p_name;
|
|
const Variant *args[1] = { &name };
|
|
|
|
Variant::CallError err;
|
|
Variant ret = const_cast<GDScriptFunction *>(E->get())->call(const_cast<GDScriptInstance *>(this), (const Variant **)args, 1, err);
|
|
if (err.error == Variant::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) {
|
|
const Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._get_property_list);
|
|
if (E) {
|
|
Variant::CallError err;
|
|
Variant ret = const_cast<GDScriptFunction *>(E->get())->call(const_cast<GDScriptInstance *>(this), nullptr, 0, err);
|
|
if (err.error == Variant::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 == "");
|
|
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"];
|
|
}
|
|
|
|
props.push_back(pinfo);
|
|
}
|
|
}
|
|
}
|
|
|
|
//instance a fake script for editing the values
|
|
|
|
Vector<_GDScriptMemberSort> msort;
|
|
for (Map<StringName, PropertyInfo>::Element *F = sptr->member_info.front(); F; F = F->next()) {
|
|
_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.invert();
|
|
for (int i = 0; i < msort.size(); i++) {
|
|
props.push_front(sptr->member_info[msort[i].name]);
|
|
}
|
|
|
|
sptr = sptr->_base;
|
|
}
|
|
|
|
for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
|
|
p_properties->push_back(E->get());
|
|
}
|
|
}
|
|
|
|
void GDScriptInstance::get_method_list(List<MethodInfo> *p_list) const {
|
|
const GDScript *sptr = script.ptr();
|
|
while (sptr) {
|
|
for (Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.front(); E; E = E->next()) {
|
|
MethodInfo mi;
|
|
mi.name = E->key();
|
|
mi.flags |= METHOD_FLAG_FROM_SCRIPT;
|
|
for (int i = 0; i < E->get()->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) {
|
|
const Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(p_method);
|
|
if (E) {
|
|
return true;
|
|
}
|
|
sptr = sptr->_base;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
Variant GDScriptInstance::call(const StringName &p_method, const Variant **p_args, int p_argcount, Variant::CallError &r_error) {
|
|
GDScript *sptr = script.ptr();
|
|
while (sptr) {
|
|
Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(p_method);
|
|
if (E) {
|
|
return E->get()->call(this, p_args, p_argcount, r_error);
|
|
}
|
|
sptr = sptr->_base;
|
|
}
|
|
r_error.error = Variant::CallError::CALL_ERROR_INVALID_METHOD;
|
|
return Variant();
|
|
}
|
|
|
|
void GDScriptInstance::call_multilevel(const StringName &p_method, const Variant **p_args, int p_argcount) {
|
|
GDScript *sptr = script.ptr();
|
|
Variant::CallError ce;
|
|
|
|
while (sptr) {
|
|
Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(p_method);
|
|
if (E) {
|
|
E->get()->call(this, p_args, p_argcount, ce);
|
|
}
|
|
sptr = sptr->_base;
|
|
}
|
|
}
|
|
|
|
void GDScriptInstance::_ml_call_reversed(GDScript *sptr, const StringName &p_method, const Variant **p_args, int p_argcount) {
|
|
if (sptr->_base) {
|
|
_ml_call_reversed(sptr->_base, p_method, p_args, p_argcount);
|
|
}
|
|
|
|
Variant::CallError ce;
|
|
|
|
Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(p_method);
|
|
if (E) {
|
|
E->get()->call(this, p_args, p_argcount, ce);
|
|
}
|
|
}
|
|
|
|
void GDScriptInstance::call_multilevel_reversed(const StringName &p_method, const Variant **p_args, int p_argcount) {
|
|
if (script.ptr()) {
|
|
_ml_call_reversed(script.ptr(), p_method, p_args, p_argcount);
|
|
}
|
|
}
|
|
|
|
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) {
|
|
Map<StringName, GDScriptFunction *>::Element *E = sptr->member_functions.find(GDScriptLanguage::get_singleton()->strings._notification);
|
|
if (E) {
|
|
Variant::CallError err;
|
|
E->get()->call(this, args, 1, err);
|
|
if (err.error != Variant::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)) {
|
|
Variant::CallError ce;
|
|
Variant ret = call(CoreStringNames::get_singleton()->_to_string, nullptr, 0, ce);
|
|
if (ce.error == Variant::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();
|
|
}
|
|
|
|
MultiplayerAPI::RPCMode GDScriptInstance::get_rpc_mode(const StringName &p_method) const {
|
|
const GDScript *cscript = script.ptr();
|
|
|
|
while (cscript) {
|
|
const Map<StringName, GDScriptFunction *>::Element *E = cscript->member_functions.find(p_method);
|
|
if (E) {
|
|
if (E->get()->get_rpc_mode() != MultiplayerAPI::RPC_MODE_DISABLED) {
|
|
return E->get()->get_rpc_mode();
|
|
}
|
|
}
|
|
cscript = cscript->_base;
|
|
}
|
|
|
|
return MultiplayerAPI::RPC_MODE_DISABLED;
|
|
}
|
|
|
|
MultiplayerAPI::RPCMode GDScriptInstance::get_rset_mode(const StringName &p_variable) const {
|
|
const GDScript *cscript = script.ptr();
|
|
|
|
while (cscript) {
|
|
const Map<StringName, GDScript::MemberInfo>::Element *E = cscript->member_indices.find(p_variable);
|
|
if (E) {
|
|
if (E->get().rpc_mode) {
|
|
return E->get().rpc_mode;
|
|
}
|
|
}
|
|
cscript = cscript->_base;
|
|
}
|
|
|
|
return MultiplayerAPI::RPC_MODE_DISABLED;
|
|
}
|
|
|
|
void GDScriptInstance::reload_members() {
|
|
#ifdef DEBUG_ENABLED
|
|
|
|
members.resize(script->member_indices.size()); //resize
|
|
|
|
Vector<Variant> new_members;
|
|
new_members.resize(script->member_indices.size());
|
|
|
|
//pass the values to the new indices
|
|
for (Map<StringName, GDScript::MemberInfo>::Element *E = script->member_indices.front(); E; E = E->next()) {
|
|
if (member_indices_cache.has(E->key())) {
|
|
Variant value = members[member_indices_cache[E->key()]];
|
|
new_members.write[E->get().index] = value;
|
|
}
|
|
}
|
|
|
|
//apply
|
|
members = new_members;
|
|
|
|
//pass the values to the new indices
|
|
member_indices_cache.clear();
|
|
for (Map<StringName, GDScript::MemberInfo>::Element *E = script->member_indices.front(); E; E = E->next()) {
|
|
member_indices_cache[E->key()] = E->get().index;
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
GDScriptInstance::GDScriptInstance() {
|
|
owner = nullptr;
|
|
base_ref = false;
|
|
}
|
|
|
|
GDScriptInstance::~GDScriptInstance() {
|
|
GDScriptLanguage::singleton->lock.lock();
|
|
|
|
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);
|
|
}
|
|
|
|
GDScriptLanguage::singleton->lock.unlock();
|
|
}
|
|
|
|
/************* 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;
|
|
}
|
|
|
|
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 = GlobalConstants::get_global_constant_count();
|
|
for (int i = 0; i < gcc; i++) {
|
|
_add_global(StaticCString::create(GlobalConstants::get_global_constant_name(i)), GlobalConstants::get_global_constant_value(i));
|
|
}
|
|
|
|
_add_global(StaticCString::create("PI"), Math_PI);
|
|
_add_global(StaticCString::create("TAU"), Math_TAU);
|
|
_add_global(StaticCString::create("INF"), Math_INF);
|
|
_add_global(StaticCString::create("NAN"), Math_NAN);
|
|
|
|
//populate native classes
|
|
|
|
List<StringName> class_list;
|
|
ClassDB::get_class_list(&class_list);
|
|
for (List<StringName>::Element *E = class_list.front(); E; E = E->next()) {
|
|
StringName n = E->get();
|
|
String s = String(n);
|
|
if (s.begins_with("_")) {
|
|
n = s.substr(1, s.length());
|
|
}
|
|
|
|
if (globals.has(n)) {
|
|
continue;
|
|
}
|
|
Ref<GDScriptNativeClass> nc = memnew(GDScriptNativeClass(E->get()));
|
|
_add_global(n, nc);
|
|
}
|
|
|
|
//populate singletons
|
|
|
|
List<Engine::Singleton> singletons;
|
|
Engine::get_singleton()->get_singletons(&singletons);
|
|
for (List<Engine::Singleton>::Element *E = singletons.front(); E; E = E->next()) {
|
|
_add_global(E->get().name, E->get().ptr);
|
|
}
|
|
}
|
|
|
|
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() {
|
|
}
|
|
|
|
void GDScriptLanguage::profiling_start() {
|
|
#ifdef DEBUG_ENABLED
|
|
lock.lock();
|
|
|
|
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;
|
|
lock.unlock();
|
|
#endif
|
|
}
|
|
|
|
void GDScriptLanguage::profiling_stop() {
|
|
#ifdef DEBUG_ENABLED
|
|
lock.lock();
|
|
profiling = false;
|
|
lock.unlock();
|
|
#endif
|
|
}
|
|
|
|
int GDScriptLanguage::profiling_get_accumulated_data(ProfilingInfo *p_info_arr, int p_info_max) {
|
|
int current = 0;
|
|
#ifdef DEBUG_ENABLED
|
|
lock.lock();
|
|
|
|
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++;
|
|
}
|
|
|
|
lock.unlock();
|
|
#endif
|
|
|
|
return current;
|
|
}
|
|
|
|
int GDScriptLanguage::profiling_get_frame_data(ProfilingInfo *p_info_arr, int p_info_max) {
|
|
int current = 0;
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
lock.lock();
|
|
|
|
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();
|
|
}
|
|
|
|
lock.unlock();
|
|
#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");
|
|
lock.lock();
|
|
|
|
List<Ref<GDScript>> scripts;
|
|
|
|
SelfList<GDScript> *elem = script_list.first();
|
|
while (elem) {
|
|
if (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();
|
|
}
|
|
|
|
lock.unlock();
|
|
|
|
//as scripts are going to be reloaded, must proceed without locking here
|
|
|
|
scripts.sort_custom<GDScriptDepSort>(); //update in inheritance dependency order
|
|
|
|
for (List<Ref<GDScript>>::Element *E = scripts.front(); E; E = E->next()) {
|
|
print_verbose("GDScript: Reloading: " + E->get()->get_path());
|
|
E->get()->load_source_code(E->get()->get_path());
|
|
E->get()->reload(true);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void GDScriptLanguage::reload_tool_script(const Ref<Script> &p_script, bool p_soft_reload) {
|
|
#ifdef DEBUG_ENABLED
|
|
|
|
lock.lock();
|
|
|
|
List<Ref<GDScript>> scripts;
|
|
|
|
SelfList<GDScript> *elem = script_list.first();
|
|
while (elem) {
|
|
if (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();
|
|
}
|
|
|
|
lock.unlock();
|
|
|
|
//when someone asks you why dynamically typed languages are easier to write....
|
|
|
|
Map<Ref<GDScript>, Map<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 (List<Ref<GDScript>>::Element *E = scripts.front(); E; E = E->next()) {
|
|
bool reload = E->get() == p_script || to_reload.has(E->get()->get_base());
|
|
|
|
if (!reload) {
|
|
continue;
|
|
}
|
|
|
|
to_reload.insert(E->get(), Map<ObjectID, List<Pair<StringName, Variant>>>());
|
|
|
|
if (!p_soft_reload) {
|
|
//save state and remove script from instances
|
|
Map<ObjectID, List<Pair<StringName, Variant>>> &map = to_reload[E->get()];
|
|
|
|
while (E->get()->instances.front()) {
|
|
Object *obj = E->get()->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(RefPtr());
|
|
}
|
|
}
|
|
|
|
//same thing for placeholders
|
|
#ifdef TOOLS_ENABLED
|
|
|
|
while (E->get()->placeholders.size()) {
|
|
Object *obj = E->get()->placeholders.front()->get()->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(RefPtr());
|
|
} else {
|
|
// no instance found. Let's remove it so we don't loop forever
|
|
E->get()->placeholders.erase(E->get()->placeholders.front()->get());
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
for (Map<ObjectID, List<Pair<StringName, Variant>>>::Element *F = E->get()->pending_reload_state.front(); F; F = F->next()) {
|
|
map[F->key()] = F->get(); //pending to reload, use this one instead
|
|
}
|
|
}
|
|
}
|
|
|
|
for (Map<Ref<GDScript>, Map<ObjectID, List<Pair<StringName, Variant>>>>::Element *E = to_reload.front(); E; E = E->next()) {
|
|
Ref<GDScript> scr = E->key();
|
|
scr->reload(p_soft_reload);
|
|
|
|
//restore state if saved
|
|
for (Map<ObjectID, List<Pair<StringName, Variant>>>::Element *F = E->get().front(); F; F = F->next()) {
|
|
List<Pair<StringName, Variant>> &saved_state = F->get();
|
|
|
|
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(RefPtr());
|
|
}
|
|
obj->set_script(scr.get_ref_ptr());
|
|
|
|
ScriptInstance *script_instance = obj->get_script_instance();
|
|
|
|
if (!script_instance) {
|
|
//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_instance->is_placeholder() && scr->is_placeholder_fallback_enabled()) {
|
|
PlaceHolderScriptInstance *placeholder = static_cast<PlaceHolderScriptInstance *>(script_instance);
|
|
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_instance->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) {
|
|
lock.lock();
|
|
|
|
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();
|
|
}
|
|
|
|
lock.unlock();
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
/* EDITOR FUNCTIONS */
|
|
void GDScriptLanguage::get_reserved_words(List<String> *p_words) const {
|
|
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",
|
|
"breakpoint",
|
|
"class",
|
|
"class_name",
|
|
"extends",
|
|
"is",
|
|
"func",
|
|
"preload",
|
|
"setget",
|
|
"signal",
|
|
"tool",
|
|
"yield",
|
|
// var
|
|
"const",
|
|
"enum",
|
|
"export",
|
|
"onready",
|
|
"static",
|
|
"var",
|
|
// control flow
|
|
"break",
|
|
"continue",
|
|
"if",
|
|
"elif",
|
|
"else",
|
|
"for",
|
|
"pass",
|
|
"return",
|
|
"match",
|
|
"while",
|
|
"remote",
|
|
"sync",
|
|
"master",
|
|
"puppet",
|
|
"slave",
|
|
"remotesync",
|
|
"mastersync",
|
|
"puppetsync",
|
|
nullptr
|
|
};
|
|
|
|
const char **w = _reserved_words;
|
|
|
|
while (*w) {
|
|
p_words->push_back(*w);
|
|
w++;
|
|
}
|
|
|
|
for (int i = 0; i < GDScriptFunctions::FUNC_MAX; i++) {
|
|
p_words->push_back(GDScriptFunctions::get_func_name(GDScriptFunctions::Function(i)));
|
|
}
|
|
}
|
|
|
|
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 {
|
|
PoolVector<uint8_t> sourcef;
|
|
Error err;
|
|
FileAccessRef f = FileAccess::open(p_path, FileAccess::READ, &err);
|
|
if (err) {
|
|
return String();
|
|
}
|
|
|
|
String source = f->get_as_utf8_string();
|
|
|
|
GDScriptParser parser;
|
|
parser.parse(source, p_path.get_base_dir(), true, p_path, false, nullptr, true);
|
|
|
|
if (parser.get_parse_tree() && parser.get_parse_tree()->type == GDScriptParser::Node::TYPE_CLASS) {
|
|
const GDScriptParser::ClassNode *c = static_cast<const GDScriptParser::ClassNode *>(parser.get_parse_tree());
|
|
if (r_icon_path) {
|
|
if (c->icon_path.empty() || c->icon_path.is_abs_path()) {
|
|
*r_icon_path = c->icon_path;
|
|
} else if (c->icon_path.is_rel_path()) {
|
|
*r_icon_path = p_path.get_base_dir().plus_file(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_file) {
|
|
if (subclass->extends_class.size() == 0) {
|
|
get_global_class_name(subclass->extends_file, r_base_type);
|
|
subclass = nullptr;
|
|
break;
|
|
} else {
|
|
Vector<StringName> extend_classes = subclass->extends_class;
|
|
|
|
FileAccessRef subfile = FileAccess::open(subclass->extends_file, FileAccess::READ);
|
|
if (!subfile) {
|
|
break;
|
|
}
|
|
String subsource = subfile->get_as_utf8_string();
|
|
|
|
if (subsource.empty()) {
|
|
break;
|
|
}
|
|
String subpath = subclass->extends_file;
|
|
if (subpath.is_rel_path()) {
|
|
subpath = path.get_base_dir().plus_file(subpath).simplify_path();
|
|
}
|
|
|
|
if (OK != subparser.parse(subsource, subpath.get_base_dir(), true, subpath, false, nullptr, true)) {
|
|
break;
|
|
}
|
|
path = subpath;
|
|
if (!subparser.get_parse_tree() || subparser.get_parse_tree()->type != GDScriptParser::Node::TYPE_CLASS) {
|
|
break;
|
|
}
|
|
subclass = static_cast<const GDScriptParser::ClassNode *>(subparser.get_parse_tree());
|
|
|
|
while (extend_classes.size() > 0) {
|
|
bool found = false;
|
|
for (int i = 0; i < subclass->subclasses.size(); i++) {
|
|
const GDScriptParser::ClassNode *inner_class = subclass->subclasses[i];
|
|
if (inner_class->name == extend_classes[0]) {
|
|
extend_classes.remove(0);
|
|
found = true;
|
|
subclass = inner_class;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
subclass = nullptr;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else if (subclass->extends_class.size() == 1) {
|
|
*r_base_type = subclass->extends_class[0];
|
|
subclass = nullptr;
|
|
} else {
|
|
break;
|
|
}
|
|
} else {
|
|
*r_base_type = "Reference";
|
|
subclass = nullptr;
|
|
}
|
|
}
|
|
}
|
|
return c->name;
|
|
}
|
|
|
|
return String();
|
|
}
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
String GDScriptWarning::get_message() const {
|
|
#define CHECK_SYMBOLS(m_amount) ERR_FAIL_COND_V(symbols.size() < m_amount, String());
|
|
|
|
switch (code) {
|
|
case UNASSIGNED_VARIABLE_OP_ASSIGN: {
|
|
CHECK_SYMBOLS(1);
|
|
return "Using assignment with operation but the variable '" + symbols[0] + "' was not previously assigned a value.";
|
|
} break;
|
|
case UNASSIGNED_VARIABLE: {
|
|
CHECK_SYMBOLS(1);
|
|
return "The variable '" + symbols[0] + "' was used but never assigned a value.";
|
|
} break;
|
|
case UNUSED_VARIABLE: {
|
|
CHECK_SYMBOLS(1);
|
|
return "The local variable '" + symbols[0] + "' is declared but never used in the block. If this is intended, prefix it with an underscore: '_" + symbols[0] + "'";
|
|
} break;
|
|
case SHADOWED_VARIABLE: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The local variable '" + symbols[0] + "' is shadowing an already-defined variable at line " + symbols[1] + ".";
|
|
} break;
|
|
case UNUSED_CLASS_VARIABLE: {
|
|
CHECK_SYMBOLS(1);
|
|
return "The class variable '" + symbols[0] + "' is declared but never used in the script.";
|
|
} break;
|
|
case UNUSED_ARGUMENT: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The argument '" + symbols[1] + "' is never used in the function '" + symbols[0] + "'. If this is intended, prefix it with an underscore: '_" + symbols[1] + "'";
|
|
} break;
|
|
case UNREACHABLE_CODE: {
|
|
CHECK_SYMBOLS(1);
|
|
return "Unreachable code (statement after return) in function '" + symbols[0] + "()'.";
|
|
} break;
|
|
case STANDALONE_EXPRESSION: {
|
|
return "Standalone expression (the line has no effect).";
|
|
} break;
|
|
case VOID_ASSIGNMENT: {
|
|
CHECK_SYMBOLS(1);
|
|
return "Assignment operation, but the function '" + symbols[0] + "()' returns void.";
|
|
} break;
|
|
case NARROWING_CONVERSION: {
|
|
return "Narrowing conversion (float is converted to int and loses precision).";
|
|
} break;
|
|
case FUNCTION_MAY_YIELD: {
|
|
CHECK_SYMBOLS(1);
|
|
return "Assigned variable is typed but the function '" + symbols[0] + "()' may yield and return a GDScriptFunctionState instead.";
|
|
} break;
|
|
case VARIABLE_CONFLICTS_FUNCTION: {
|
|
CHECK_SYMBOLS(1);
|
|
return "Variable declaration of '" + symbols[0] + "' conflicts with a function of the same name.";
|
|
} break;
|
|
case FUNCTION_CONFLICTS_VARIABLE: {
|
|
CHECK_SYMBOLS(1);
|
|
return "Function declaration of '" + symbols[0] + "()' conflicts with a variable of the same name.";
|
|
} break;
|
|
case FUNCTION_CONFLICTS_CONSTANT: {
|
|
CHECK_SYMBOLS(1);
|
|
return "Function declaration of '" + symbols[0] + "()' conflicts with a constant of the same name.";
|
|
} break;
|
|
case INCOMPATIBLE_TERNARY: {
|
|
return "Values of the ternary conditional are not mutually compatible.";
|
|
} break;
|
|
case UNUSED_SIGNAL: {
|
|
CHECK_SYMBOLS(1);
|
|
return "The signal '" + symbols[0] + "' is declared but never emitted.";
|
|
} break;
|
|
case RETURN_VALUE_DISCARDED: {
|
|
CHECK_SYMBOLS(1);
|
|
return "The function '" + symbols[0] + "()' returns a value, but this value is never used.";
|
|
} break;
|
|
case PROPERTY_USED_AS_FUNCTION: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The method '" + symbols[0] + "()' was not found in base '" + symbols[1] + "' but there's a property with the same name. Did you mean to access it?";
|
|
} break;
|
|
case CONSTANT_USED_AS_FUNCTION: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The method '" + symbols[0] + "()' was not found in base '" + symbols[1] + "' but there's a constant with the same name. Did you mean to access it?";
|
|
} break;
|
|
case FUNCTION_USED_AS_PROPERTY: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The property '" + symbols[0] + "' was not found in base '" + symbols[1] + "' but there's a method with the same name. Did you mean to call it?";
|
|
} break;
|
|
case INTEGER_DIVISION: {
|
|
return "Integer division, decimal part will be discarded.";
|
|
} break;
|
|
case UNSAFE_PROPERTY_ACCESS: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The property '" + symbols[0] + "' is not present on the inferred type '" + symbols[1] + "' (but may be present on a subtype).";
|
|
} break;
|
|
case UNSAFE_METHOD_ACCESS: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The method '" + symbols[0] + "' is not present on the inferred type '" + symbols[1] + "' (but may be present on a subtype).";
|
|
} break;
|
|
case UNSAFE_CAST: {
|
|
CHECK_SYMBOLS(1);
|
|
return "The value is cast to '" + symbols[0] + "' but has an unknown type.";
|
|
} break;
|
|
case UNSAFE_CALL_ARGUMENT: {
|
|
CHECK_SYMBOLS(4);
|
|
return "The argument '" + symbols[0] + "' of the function '" + symbols[1] + "' requires a the subtype '" + symbols[2] + "' but the supertype '" + symbols[3] + "' was provided";
|
|
} break;
|
|
case DEPRECATED_KEYWORD: {
|
|
CHECK_SYMBOLS(2);
|
|
return "The '" + symbols[0] + "' keyword is deprecated and will be removed in a future release, please replace its uses by '" + symbols[1] + "'.";
|
|
} break;
|
|
case STANDALONE_TERNARY: {
|
|
return "Standalone ternary conditional operator: the return value is being discarded.";
|
|
}
|
|
case WARNING_MAX:
|
|
break; // Can't happen, but silences warning
|
|
}
|
|
ERR_FAIL_V_MSG(String(), "Invalid GDScript warning code: " + get_name_from_code(code) + ".");
|
|
|
|
#undef CHECK_SYMBOLS
|
|
}
|
|
|
|
String GDScriptWarning::get_name() const {
|
|
return get_name_from_code(code);
|
|
}
|
|
|
|
String GDScriptWarning::get_name_from_code(Code p_code) {
|
|
ERR_FAIL_COND_V(p_code < 0 || p_code >= WARNING_MAX, String());
|
|
|
|
static const char *names[] = {
|
|
"UNASSIGNED_VARIABLE",
|
|
"UNASSIGNED_VARIABLE_OP_ASSIGN",
|
|
"UNUSED_VARIABLE",
|
|
"SHADOWED_VARIABLE",
|
|
"UNUSED_CLASS_VARIABLE",
|
|
"UNUSED_ARGUMENT",
|
|
"UNREACHABLE_CODE",
|
|
"STANDALONE_EXPRESSION",
|
|
"VOID_ASSIGNMENT",
|
|
"NARROWING_CONVERSION",
|
|
"FUNCTION_MAY_YIELD",
|
|
"VARIABLE_CONFLICTS_FUNCTION",
|
|
"FUNCTION_CONFLICTS_VARIABLE",
|
|
"FUNCTION_CONFLICTS_CONSTANT",
|
|
"INCOMPATIBLE_TERNARY",
|
|
"UNUSED_SIGNAL",
|
|
"RETURN_VALUE_DISCARDED",
|
|
"PROPERTY_USED_AS_FUNCTION",
|
|
"CONSTANT_USED_AS_FUNCTION",
|
|
"FUNCTION_USED_AS_PROPERTY",
|
|
"INTEGER_DIVISION",
|
|
"UNSAFE_PROPERTY_ACCESS",
|
|
"UNSAFE_METHOD_ACCESS",
|
|
"UNSAFE_CAST",
|
|
"UNSAFE_CALL_ARGUMENT",
|
|
"DEPRECATED_KEYWORD",
|
|
"STANDALONE_TERNARY",
|
|
nullptr
|
|
};
|
|
|
|
return names[(int)p_code];
|
|
}
|
|
|
|
GDScriptWarning::Code GDScriptWarning::get_code_from_name(const String &p_name) {
|
|
for (int i = 0; i < WARNING_MAX; i++) {
|
|
if (get_name_from_code((Code)i) == p_name) {
|
|
return (Code)i;
|
|
}
|
|
}
|
|
|
|
ERR_FAIL_V_MSG(WARNING_MAX, "Invalid GDScript warning name: " + p_name);
|
|
}
|
|
|
|
#endif // DEBUG_ENABLED
|
|
|
|
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._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("debug/settings/gdscript/max_call_stack", 1024);
|
|
ProjectSettings::get_singleton()->set_custom_property_info("debug/settings/gdscript/max_call_stack", PropertyInfo(Variant::INT, "debug/settings/gdscript/max_call_stack", PROPERTY_HINT_RANGE, "1024,4096,1,or_greater")); //minimum is 1024
|
|
|
|
if (ScriptDebugger::get_singleton()) {
|
|
//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);
|
|
GLOBAL_DEF("debug/gdscript/completion/autocomplete_setters_and_getters", false);
|
|
for (int i = 0; i < (int)GDScriptWarning::WARNING_MAX; i++) {
|
|
String warning = GDScriptWarning::get_name_from_code((GDScriptWarning::Code)i).to_lower();
|
|
bool default_enabled = !warning.begins_with("unsafe_") && i != GDScriptWarning::UNUSED_CLASS_VARIABLE;
|
|
GLOBAL_DEF("debug/gdscript/warnings/" + warning, default_enabled);
|
|
}
|
|
#endif // DEBUG_ENABLED
|
|
}
|
|
|
|
GDScriptLanguage::~GDScriptLanguage() {
|
|
if (_call_stack) {
|
|
memdelete_arr(_call_stack);
|
|
}
|
|
|
|
// Clear dependencies between scripts, to ensure cyclic references are broken (to avoid leaks at exit).
|
|
SelfList<GDScript> *s = script_list.first();
|
|
while (s) {
|
|
GDScript *script = s->self();
|
|
// 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).
|
|
script->reference();
|
|
|
|
for (Map<StringName, GDScriptFunction *>::Element *E = script->member_functions.front(); E; E = E->next()) {
|
|
GDScriptFunction *func = E->get();
|
|
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 (Map<StringName, GDScript::MemberInfo>::Element *E = script->member_indices.front(); E; E = E->next()) {
|
|
E->get().data_type.script_type_ref = Ref<Script>();
|
|
}
|
|
|
|
s = s->next();
|
|
script->unreference();
|
|
}
|
|
|
|
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) {
|
|
Map<String, ObjectID>::Element *orphan_subclass_element = orphan_subclasses.find(p_qualified_name);
|
|
if (!orphan_subclass_element) {
|
|
return Ref<GDScript>();
|
|
}
|
|
ObjectID orphan_subclass = orphan_subclass_element->get();
|
|
Object *obj = ObjectDB::get_instance(orphan_subclass);
|
|
orphan_subclasses.erase(orphan_subclass_element);
|
|
if (!obj) {
|
|
return Ref<GDScript>();
|
|
}
|
|
return Ref<GDScript>(Object::cast_to<GDScript>(obj));
|
|
}
|
|
|
|
/*************** RESOURCE ***************/
|
|
|
|
RES ResourceFormatLoaderGDScript::load(const String &p_path, const String &p_original_path, Error *r_error) {
|
|
if (r_error) {
|
|
*r_error = ERR_FILE_CANT_OPEN;
|
|
}
|
|
|
|
GDScript *script = memnew(GDScript);
|
|
|
|
Ref<GDScript> scriptres(script);
|
|
|
|
if (p_path.ends_with(".gde") || p_path.ends_with(".gdc")) {
|
|
script->set_script_path(p_original_path); // script needs this.
|
|
script->set_path(p_original_path, true);
|
|
Error err = script->load_byte_code(p_path);
|
|
ERR_FAIL_COND_V_MSG(err != OK, RES(), "Cannot load byte code from file '" + p_path + "'.");
|
|
|
|
} else {
|
|
Error err = script->load_source_code(p_path);
|
|
ERR_FAIL_COND_V_MSG(err != OK, RES(), "Cannot load source code from file '" + p_path + "'.");
|
|
|
|
script->set_script_path(p_original_path); // script needs this.
|
|
script->set_path(p_original_path, true);
|
|
|
|
script->reload();
|
|
}
|
|
if (r_error) {
|
|
*r_error = OK;
|
|
}
|
|
|
|
return scriptres;
|
|
}
|
|
|
|
void ResourceFormatLoaderGDScript::get_recognized_extensions(List<String> *p_extensions) const {
|
|
p_extensions->push_back("gd");
|
|
p_extensions->push_back("gdc");
|
|
p_extensions->push_back("gde");
|
|
}
|
|
|
|
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" || el == "gdc" || el == "gde") {
|
|
return "GDScript";
|
|
}
|
|
return "";
|
|
}
|
|
|
|
void ResourceFormatLoaderGDScript::get_dependencies(const String &p_path, List<String> *p_dependencies, bool p_add_types) {
|
|
FileAccessRef file = FileAccess::open(p_path, FileAccess::READ);
|
|
ERR_FAIL_COND_MSG(!file, "Cannot open file '" + p_path + "'.");
|
|
|
|
String source = file->get_as_utf8_string();
|
|
if (source.empty()) {
|
|
return;
|
|
}
|
|
|
|
GDScriptParser parser;
|
|
if (OK != parser.parse(source, p_path.get_base_dir(), true, p_path, false, nullptr, true)) {
|
|
return;
|
|
}
|
|
|
|
for (const List<String>::Element *E = parser.get_dependencies().front(); E; E = E->next()) {
|
|
p_dependencies->push_back(E->get());
|
|
}
|
|
}
|
|
|
|
Error ResourceFormatSaverGDScript::save(const String &p_path, const RES &p_resource, 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;
|
|
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) {
|
|
memdelete(file);
|
|
return ERR_CANT_CREATE;
|
|
}
|
|
file->close();
|
|
memdelete(file);
|
|
|
|
if (ScriptServer::is_reload_scripts_on_save_enabled()) {
|
|
GDScriptLanguage::get_singleton()->reload_tool_script(p_resource, false);
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
void ResourceFormatSaverGDScript::get_recognized_extensions(const RES &p_resource, List<String> *p_extensions) const {
|
|
if (Object::cast_to<GDScript>(*p_resource)) {
|
|
p_extensions->push_back("gd");
|
|
}
|
|
}
|
|
bool ResourceFormatSaverGDScript::recognize(const RES &p_resource) const {
|
|
return Object::cast_to<GDScript>(*p_resource) != nullptr;
|
|
}
|