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+/*************************************************************************/
+/* gdscript_utility_functions.cpp */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
+/* */
+/* 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_utility_functions.h"
+
+#include "core/io/resource_loader.h"
+#include "core/object/class_db.h"
+#include "core/object/method_bind.h"
+#include "core/object/object.h"
+#include "core/templates/oa_hash_map.h"
+#include "core/templates/vector.h"
+#include "gdscript.h"
+
+#ifdef DEBUG_ENABLED
+
+#define VALIDATE_ARG_COUNT(m_count) \
+ if (p_arg_count < m_count) { \
+ r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; \
+ r_error.argument = m_count; \
+ r_error.expected = m_count; \
+ *r_ret = Variant(); \
+ return; \
+ } \
+ if (p_arg_count > m_count) { \
+ r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS; \
+ r_error.argument = m_count; \
+ r_error.expected = m_count; \
+ *r_ret = Variant(); \
+ return; \
+ }
+
+#define VALIDATE_ARG_INT(m_arg) \
+ if (p_args[m_arg]->get_type() != Variant::INT) { \
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; \
+ r_error.argument = m_arg; \
+ r_error.expected = Variant::INT; \
+ *r_ret = Variant(); \
+ return; \
+ }
+
+#define VALIDATE_ARG_NUM(m_arg) \
+ if (!p_args[m_arg]->is_num()) { \
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; \
+ r_error.argument = m_arg; \
+ r_error.expected = Variant::FLOAT; \
+ *r_ret = Variant(); \
+ return; \
+ }
+
+#else
+
+#define VALIDATE_ARG_COUNT(m_count)
+#define VALIDATE_ARG_INT(m_arg)
+#define VALIDATE_ARG_NUM(m_arg)
+
+#endif
+
+struct GDScriptUtilityFunctionsDefinitions {
+ static inline void convert(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(2);
+ VALIDATE_ARG_INT(1);
+ int type = *p_args[1];
+ if (type < 0 || type >= Variant::VARIANT_MAX) {
+ *r_ret = RTR("Invalid type argument to convert(), use TYPE_* constants.");
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::INT;
+ return;
+
+ } else {
+ Variant::construct(Variant::Type(type), *r_ret, p_args, 1, r_error);
+ }
+ }
+
+ static inline void type_exists(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(1);
+ *r_ret = ClassDB::class_exists(*p_args[0]);
+ }
+
+ static inline void _char(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(1);
+ VALIDATE_ARG_INT(0);
+ char32_t result[2] = { *p_args[0], 0 };
+ *r_ret = String(result);
+ }
+
+ static inline void str(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ if (p_arg_count < 1) {
+ r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
+ r_error.argument = 1;
+ *r_ret = Variant();
+ return;
+ }
+
+ String str;
+ for (int i = 0; i < p_arg_count; i++) {
+ String os = p_args[i]->operator String();
+
+ if (i == 0) {
+ str = os;
+ } else {
+ str += os;
+ }
+ }
+ *r_ret = str;
+ }
+
+ static inline void range(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ switch (p_arg_count) {
+ case 0: {
+ r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
+ r_error.argument = 1;
+ r_error.expected = 1;
+ *r_ret = Variant();
+ } break;
+ case 1: {
+ VALIDATE_ARG_NUM(0);
+ int count = *p_args[0];
+ Array arr;
+ if (count <= 0) {
+ *r_ret = arr;
+ return;
+ }
+ Error err = arr.resize(count);
+ if (err != OK) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
+ *r_ret = Variant();
+ return;
+ }
+
+ for (int i = 0; i < count; i++) {
+ arr[i] = i;
+ }
+
+ *r_ret = arr;
+ } break;
+ case 2: {
+ VALIDATE_ARG_NUM(0);
+ VALIDATE_ARG_NUM(1);
+
+ int from = *p_args[0];
+ int to = *p_args[1];
+
+ Array arr;
+ if (from >= to) {
+ *r_ret = arr;
+ return;
+ }
+ Error err = arr.resize(to - from);
+ if (err != OK) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
+ *r_ret = Variant();
+ return;
+ }
+ for (int i = from; i < to; i++) {
+ arr[i - from] = i;
+ }
+ *r_ret = arr;
+ } break;
+ case 3: {
+ VALIDATE_ARG_NUM(0);
+ VALIDATE_ARG_NUM(1);
+ VALIDATE_ARG_NUM(2);
+
+ int from = *p_args[0];
+ int to = *p_args[1];
+ int incr = *p_args[2];
+ if (incr == 0) {
+ *r_ret = RTR("Step argument is zero!");
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
+ return;
+ }
+
+ Array arr;
+ if (from >= to && incr > 0) {
+ *r_ret = arr;
+ return;
+ }
+ if (from <= to && incr < 0) {
+ *r_ret = arr;
+ return;
+ }
+
+ // Calculate how many.
+ int count = 0;
+ if (incr > 0) {
+ count = ((to - from - 1) / incr) + 1;
+ } else {
+ count = ((from - to - 1) / -incr) + 1;
+ }
+
+ Error err = arr.resize(count);
+
+ if (err != OK) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
+ *r_ret = Variant();
+ return;
+ }
+
+ if (incr > 0) {
+ int idx = 0;
+ for (int i = from; i < to; i += incr) {
+ arr[idx++] = i;
+ }
+ } else {
+ int idx = 0;
+ for (int i = from; i > to; i += incr) {
+ arr[idx++] = i;
+ }
+ }
+
+ *r_ret = arr;
+ } break;
+ default: {
+ r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS;
+ r_error.argument = 3;
+ r_error.expected = 3;
+ *r_ret = Variant();
+
+ } break;
+ }
+ }
+
+ static inline void load(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(1);
+ if (p_args[0]->get_type() != Variant::STRING) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::STRING;
+ *r_ret = Variant();
+ } else {
+ *r_ret = ResourceLoader::load(*p_args[0]);
+ }
+ }
+
+ static inline void inst2dict(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(1);
+
+ if (p_args[0]->get_type() == Variant::NIL) {
+ *r_ret = Variant();
+ } else if (p_args[0]->get_type() != Variant::OBJECT) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ *r_ret = Variant();
+ } else {
+ Object *obj = *p_args[0];
+ if (!obj) {
+ *r_ret = Variant();
+
+ } else if (!obj->get_script_instance() || obj->get_script_instance()->get_language() != GDScriptLanguage::get_singleton()) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::DICTIONARY;
+ *r_ret = RTR("Not a script with an instance");
+ return;
+ } else {
+ GDScriptInstance *ins = static_cast<GDScriptInstance *>(obj->get_script_instance());
+ Ref<GDScript> base = ins->get_script();
+ if (base.is_null()) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::DICTIONARY;
+ *r_ret = RTR("Not based on a script");
+ return;
+ }
+
+ GDScript *p = base.ptr();
+ Vector<StringName> sname;
+
+ while (p->_owner) {
+ sname.push_back(p->name);
+ p = p->_owner;
+ }
+ sname.invert();
+
+ if (!p->path.is_resource_file()) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::DICTIONARY;
+ *r_ret = Variant();
+
+ *r_ret = RTR("Not based on a resource file");
+
+ return;
+ }
+
+ NodePath cp(sname, Vector<StringName>(), false);
+
+ Dictionary d;
+ d["@subpath"] = cp;
+ d["@path"] = p->get_path();
+
+ for (Map<StringName, GDScript::MemberInfo>::Element *E = base->member_indices.front(); E; E = E->next()) {
+ if (!d.has(E->key())) {
+ d[E->key()] = ins->members[E->get().index];
+ }
+ }
+ *r_ret = d;
+ }
+ }
+ }
+
+ static inline void dict2inst(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(1);
+
+ if (p_args[0]->get_type() != Variant::DICTIONARY) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::DICTIONARY;
+ *r_ret = Variant();
+
+ return;
+ }
+
+ Dictionary d = *p_args[0];
+
+ if (!d.has("@path")) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::OBJECT;
+ *r_ret = RTR("Invalid instance dictionary format (missing @path)");
+
+ return;
+ }
+
+ Ref<Script> scr = ResourceLoader::load(d["@path"]);
+ if (!scr.is_valid()) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::OBJECT;
+ *r_ret = RTR("Invalid instance dictionary format (can't load script at @path)");
+ return;
+ }
+
+ Ref<GDScript> gdscr = scr;
+
+ if (!gdscr.is_valid()) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::OBJECT;
+ *r_ret = Variant();
+ *r_ret = RTR("Invalid instance dictionary format (invalid script at @path)");
+ return;
+ }
+
+ NodePath sub;
+ if (d.has("@subpath")) {
+ sub = d["@subpath"];
+ }
+
+ for (int i = 0; i < sub.get_name_count(); i++) {
+ gdscr = gdscr->subclasses[sub.get_name(i)];
+ if (!gdscr.is_valid()) {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::OBJECT;
+ *r_ret = Variant();
+ *r_ret = RTR("Invalid instance dictionary (invalid subclasses)");
+ return;
+ }
+ }
+ *r_ret = gdscr->_new(nullptr, -1 /*skip initializer*/, r_error);
+
+ if (r_error.error != Callable::CallError::CALL_OK) {
+ *r_ret = Variant();
+ return;
+ }
+
+ GDScriptInstance *ins = static_cast<GDScriptInstance *>(static_cast<Object *>(*r_ret)->get_script_instance());
+ Ref<GDScript> gd_ref = ins->get_script();
+
+ for (Map<StringName, GDScript::MemberInfo>::Element *E = gd_ref->member_indices.front(); E; E = E->next()) {
+ if (d.has(E->key())) {
+ ins->members.write[E->get().index] = d[E->key()];
+ }
+ }
+ }
+
+ static inline void Color8(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ if (p_arg_count < 3) {
+ r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
+ r_error.argument = 3;
+ *r_ret = Variant();
+ return;
+ }
+ if (p_arg_count > 4) {
+ r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS;
+ r_error.argument = 4;
+ *r_ret = Variant();
+ return;
+ }
+
+ VALIDATE_ARG_INT(0);
+ VALIDATE_ARG_INT(1);
+ VALIDATE_ARG_INT(2);
+
+ Color color((int64_t)*p_args[0] / 255.0f, (int64_t)*p_args[1] / 255.0f, (int64_t)*p_args[2] / 255.0f);
+
+ if (p_arg_count == 4) {
+ VALIDATE_ARG_INT(3);
+ color.a = (int64_t)*p_args[3] / 255.0f;
+ }
+
+ *r_ret = color;
+ }
+
+ static inline void print_debug(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ String str;
+ for (int i = 0; i < p_arg_count; i++) {
+ str += p_args[i]->operator String();
+ }
+
+ ScriptLanguage *script = GDScriptLanguage::get_singleton();
+ if (script->debug_get_stack_level_count() > 0) {
+ str += "\n At: " + script->debug_get_stack_level_source(0) + ":" + itos(script->debug_get_stack_level_line(0)) + ":" + script->debug_get_stack_level_function(0) + "()";
+ }
+
+ print_line(str);
+ *r_ret = Variant();
+ }
+
+ static inline void print_stack(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(0);
+
+ ScriptLanguage *script = GDScriptLanguage::get_singleton();
+ for (int i = 0; i < script->debug_get_stack_level_count(); i++) {
+ print_line("Frame " + itos(i) + " - " + script->debug_get_stack_level_source(i) + ":" + itos(script->debug_get_stack_level_line(i)) + " in function '" + script->debug_get_stack_level_function(i) + "'");
+ };
+ }
+
+ static inline void get_stack(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(0);
+
+ ScriptLanguage *script = GDScriptLanguage::get_singleton();
+ Array ret;
+ for (int i = 0; i < script->debug_get_stack_level_count(); i++) {
+ Dictionary frame;
+ frame["source"] = script->debug_get_stack_level_source(i);
+ frame["function"] = script->debug_get_stack_level_function(i);
+ frame["line"] = script->debug_get_stack_level_line(i);
+ ret.push_back(frame);
+ };
+ *r_ret = ret;
+ }
+
+ static inline void len(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) {
+ VALIDATE_ARG_COUNT(1);
+ switch (p_args[0]->get_type()) {
+ case Variant::STRING: {
+ String d = *p_args[0];
+ *r_ret = d.length();
+ } break;
+ case Variant::DICTIONARY: {
+ Dictionary d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::ARRAY: {
+ Array d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_BYTE_ARRAY: {
+ Vector<uint8_t> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_INT32_ARRAY: {
+ Vector<int32_t> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_INT64_ARRAY: {
+ Vector<int64_t> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_FLOAT32_ARRAY: {
+ Vector<float> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_FLOAT64_ARRAY: {
+ Vector<double> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_STRING_ARRAY: {
+ Vector<String> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_VECTOR2_ARRAY: {
+ Vector<Vector2> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_VECTOR3_ARRAY: {
+ Vector<Vector3> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ case Variant::PACKED_COLOR_ARRAY: {
+ Vector<Color> d = *p_args[0];
+ *r_ret = d.size();
+ } break;
+ default: {
+ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT;
+ r_error.argument = 0;
+ r_error.expected = Variant::NIL;
+ *r_ret = vformat(RTR("Value of type '%s' can't provide a length."), Variant::get_type_name(p_args[0]->get_type()));
+ }
+ }
+ }
+};
+
+struct GDScriptUtilityFunctionInfo {
+ GDScriptUtilityFunctions::FunctionPtr function;
+ MethodInfo info;
+ bool is_constant = false;
+};
+
+static OAHashMap<StringName, GDScriptUtilityFunctionInfo> utility_function_table;
+static List<StringName> utility_function_name_table;
+
+static void _register_function(const String &p_name, const MethodInfo &p_method_info, GDScriptUtilityFunctions::FunctionPtr p_function, bool p_is_const) {
+ StringName sname(p_name);
+
+ ERR_FAIL_COND(utility_function_table.has(sname));
+
+ GDScriptUtilityFunctionInfo function;
+ function.function = p_function;
+ function.info = p_method_info;
+ function.is_constant = p_is_const;
+
+ utility_function_table.insert(sname, function);
+ utility_function_name_table.push_back(sname);
+}
+
+#define REGISTER_FUNC(m_func, m_is_const, m_return_type, ...) \
+ { \
+ String name(#m_func); \
+ if (name.begins_with("_")) { \
+ name = name.substr(1, name.length() - 1); \
+ } \
+ MethodInfo info = MethodInfo(name, __VA_ARGS__); \
+ info.return_val.type = m_return_type; \
+ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \
+ }
+
+#define REGISTER_FUNC_NO_ARGS(m_func, m_is_const, m_return_type) \
+ { \
+ String name(#m_func); \
+ if (name.begins_with("_")) { \
+ name = name.substr(1, name.length() - 1); \
+ } \
+ MethodInfo info = MethodInfo(name); \
+ info.return_val.type = m_return_type; \
+ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \
+ }
+
+#define REGISTER_VARARG_FUNC(m_func, m_is_const, m_return_type) \
+ { \
+ String name(#m_func); \
+ if (name.begins_with("_")) { \
+ name = name.substr(1, name.length() - 1); \
+ } \
+ MethodInfo info = MethodInfo(name); \
+ info.return_val.type = m_return_type; \
+ info.flags |= METHOD_FLAG_VARARG; \
+ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \
+ }
+
+#define REGISTER_VARIANT_FUNC(m_func, m_is_const, ...) \
+ { \
+ String name(#m_func); \
+ if (name.begins_with("_")) { \
+ name = name.substr(1, name.length() - 1); \
+ } \
+ MethodInfo info = MethodInfo(name, __VA_ARGS__); \
+ info.return_val.type = Variant::NIL; \
+ info.return_val.usage |= PROPERTY_USAGE_NIL_IS_VARIANT; \
+ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \
+ }
+
+#define REGISTER_CLASS_FUNC(m_func, m_is_const, m_return_type, ...) \
+ { \
+ String name(#m_func); \
+ if (name.begins_with("_")) { \
+ name = name.substr(1, name.length() - 1); \
+ } \
+ MethodInfo info = MethodInfo(name, __VA_ARGS__); \
+ info.return_val.type = Variant::OBJECT; \
+ info.return_val.hint = PROPERTY_HINT_RESOURCE_TYPE; \
+ info.return_val.class_name = m_return_type; \
+ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \
+ }
+
+#define REGISTER_FUNC_DEF(m_func, m_is_const, m_default, m_return_type, ...) \
+ { \
+ String name(#m_func); \
+ if (name.begins_with("_")) { \
+ name = name.substr(1, name.length() - 1); \
+ } \
+ MethodInfo info = MethodInfo(name, __VA_ARGS__); \
+ info.return_val.type = m_return_type; \
+ info.default_arguments.push_back(m_default); \
+ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \
+ }
+
+#define ARG(m_name, m_type) \
+ PropertyInfo(m_type, m_name)
+
+#define VARARG(m_name) \
+ PropertyInfo(Variant::NIL, m_name, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_NIL_IS_VARIANT)
+
+void GDScriptUtilityFunctions::register_functions() {
+ REGISTER_VARIANT_FUNC(convert, true, VARARG("what"), ARG("type", Variant::INT));
+ REGISTER_FUNC(type_exists, true, Variant::BOOL, ARG("type", Variant::STRING_NAME));
+ REGISTER_FUNC(_char, true, Variant::STRING, ARG("char", Variant::INT));
+ REGISTER_VARARG_FUNC(str, true, Variant::STRING);
+ REGISTER_VARARG_FUNC(range, false, Variant::ARRAY);
+ REGISTER_CLASS_FUNC(load, false, "Resource", ARG("path", Variant::STRING));
+ REGISTER_FUNC(inst2dict, false, Variant::DICTIONARY, ARG("instance", Variant::OBJECT));
+ REGISTER_FUNC(dict2inst, false, Variant::OBJECT, ARG("dictionary", Variant::DICTIONARY));
+ REGISTER_FUNC_DEF(Color8, true, 255, Variant::COLOR, ARG("r8", Variant::INT), ARG("g8", Variant::INT), ARG("b8", Variant::INT), ARG("a8", Variant::INT));
+ REGISTER_VARARG_FUNC(print_debug, false, Variant::NIL);
+ REGISTER_FUNC_NO_ARGS(print_stack, false, Variant::NIL);
+ REGISTER_FUNC_NO_ARGS(get_stack, false, Variant::ARRAY);
+ REGISTER_FUNC(len, true, Variant::INT, VARARG("var"));
+}
+
+void GDScriptUtilityFunctions::unregister_functions() {
+ utility_function_name_table.clear();
+ utility_function_table.clear();
+}
+
+GDScriptUtilityFunctions::FunctionPtr GDScriptUtilityFunctions::get_function(const StringName &p_function) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, nullptr);
+ return info->function;
+}
+
+bool GDScriptUtilityFunctions::has_function_return_value(const StringName &p_function) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, false);
+ return info->info.return_val.type != Variant::NIL || bool(info->info.return_val.usage & PROPERTY_USAGE_NIL_IS_VARIANT);
+}
+
+Variant::Type GDScriptUtilityFunctions::get_function_return_type(const StringName &p_function) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, Variant::NIL);
+ return info->info.return_val.type;
+}
+
+StringName GDScriptUtilityFunctions::get_function_return_class(const StringName &p_function) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, StringName());
+ return info->info.return_val.class_name;
+}
+
+Variant::Type GDScriptUtilityFunctions::get_function_argument_type(const StringName &p_function, int p_arg) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, Variant::NIL);
+ ERR_FAIL_COND_V(p_arg >= info->info.arguments.size(), Variant::NIL);
+ return info->info.arguments[p_arg].type;
+}
+
+int GDScriptUtilityFunctions::get_function_argument_count(const StringName &p_function, int p_arg) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, 0);
+ return info->info.arguments.size();
+}
+
+bool GDScriptUtilityFunctions::is_function_vararg(const StringName &p_function) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, false);
+ return (bool)(info->info.flags & METHOD_FLAG_VARARG);
+}
+
+bool GDScriptUtilityFunctions::is_function_constant(const StringName &p_function) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, false);
+ return info->is_constant;
+}
+
+bool GDScriptUtilityFunctions::function_exists(const StringName &p_function) {
+ return utility_function_table.has(p_function);
+}
+
+void GDScriptUtilityFunctions::get_function_list(List<StringName> *r_functions) {
+ for (const List<StringName>::Element *E = utility_function_name_table.front(); E; E = E->next()) {
+ r_functions->push_back(E->get());
+ }
+}
+
+MethodInfo GDScriptUtilityFunctions::get_function_info(const StringName &p_function) {
+ GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function);
+ ERR_FAIL_COND_V(!info, MethodInfo());
+ return info->info;
+}