Expose some low level functions and String operators.

src/classes/low_level.cpp

@@ -0,0 +1,58 @@
+/**************************************************************************/
+/*  low_level.cpp                                                         */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#include <godot_cpp/classes/file_access.hpp>
+#include <godot_cpp/classes/worker_thread_pool.hpp>
+#include <godot_cpp/classes/xml_parser.hpp>
+
+#include <godot_cpp/godot.hpp>
+
+namespace godot {
+Error XMLParser::_open_buffer(const uint8_t *p_buffer, size_t p_size) {
+	return (Error)internal::gde_interface->xml_parser_open_buffer(_owner, p_buffer, p_size);
+}
+
+uint64_t FileAccess::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
+	return internal::gde_interface->file_access_get_buffer(_owner, p_dst, p_length);
+}
+
+void FileAccess::store_buffer(const uint8_t *p_src, uint64_t p_length) {
+	internal::gde_interface->file_access_store_buffer(_owner, p_src, p_length);
+}
+
+WorkerThreadPool::TaskID WorkerThreadPool::add_native_task(void (*p_func)(void *), void *p_userdata, bool p_high_priority, const String &p_description) {
+	return (TaskID)internal::gde_interface->worker_thread_pool_add_native_task(_owner, p_func, p_userdata, p_high_priority, (const GDExtensionStringPtr)&p_description);
+}
+
+WorkerThreadPool::GroupID WorkerThreadPool::add_native_group_task(void (*p_func)(void *, uint32_t), void *p_userdata, int p_elements, int p_tasks, bool p_high_priority, const String &p_description) {
+	return (GroupID)internal::gde_interface->worker_thread_pool_add_native_group_task(_owner, p_func, p_userdata, p_elements, p_tasks, p_high_priority, (const GDExtensionStringPtr)&p_description);
+}
+
+} // namespace godot

src/variant/char_string.cpp

@@ -332,20 +332,49 @@ bool String::operator!=(const char32_t *p_str) const {
 	return *this != String(p_str);
 }
 
-String String::operator+(const char *p_chr) {
-	return *this + String(p_chr);
+String String::operator+(const char *p_str) {
+	return *this + String(p_str);
 }
 
-String String::operator+(const wchar_t *p_chr) {
-	return *this + String(p_chr);
+String String::operator+(const wchar_t *p_str) {
+	return *this + String(p_str);
 }
 
-String String::operator+(const char16_t *p_chr) {
-	return *this + String(p_chr);
+String String::operator+(const char16_t *p_str) {
+	return *this + String(p_str);
 }
 
-String String::operator+(const char32_t *p_chr) {
-	return *this + String(p_chr);
+String String::operator+(const char32_t *p_str) {
+	return *this + String(p_str);
+}
+
+String String::operator+(const char32_t p_char) {
+	return *this + String::chr(p_char);
+}
+
+String &String::operator+=(const String &p_str) {
+	internal::gde_interface->string_operator_plus_eq_string((GDExtensionStringPtr)this, (const GDExtensionStringPtr)&p_str);
+	return *this;
+}
+
+String &String::operator+=(char32_t p_char) {
+	internal::gde_interface->string_operator_plus_eq_char((GDExtensionStringPtr)this, p_char);
+	return *this;
+}
+
+String &String::operator+=(const char *p_str) {
+	internal::gde_interface->string_operator_plus_eq_cstr((GDExtensionStringPtr)this, p_str);
+	return *this;
+}
+
+String &String::operator+=(const wchar_t *p_str) {
+	internal::gde_interface->string_operator_plus_eq_wcstr((GDExtensionStringPtr)this, p_str);
+	return *this;
+}
+
+String &String::operator+=(const char32_t *p_str) {
+	internal::gde_interface->string_operator_plus_eq_c32str((GDExtensionStringPtr)this, p_str);
+	return *this;
 }
 
 const char32_t &String::operator[](int p_index) const {
@@ -412,6 +441,10 @@ String operator+(const char32_t *p_chr, const String &p_str) {
 	return String(p_chr) + p_str;
 }
 
+String operator+(char32_t p_char, const String &p_str) {
+	return String::chr(p_char) + p_str;
+}
+
 StringName::StringName(const char *from) :
 		StringName(String(from)) {}