use pugixml library instead of manually parsing the XML

Almost all of this commit was generated by Junie by telling it to use an xml library instead of manually parsing the XML

Author: adriweb

CMakeLists.txt

@@ -28,6 +28,10 @@ endif()
 file(GLOB HEADER_FILES "src/*.h" "src/TypeHandlers/*.h")
 file(GLOB COMMON_SOURCE ${HEADER_FILES} "src/*.cpp" "src/TypeHandlers/*.cpp")
 
+# pugixml (vendored)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/vendor/pugixml)
+list(APPEND COMMON_SOURCE vendor/pugixml/pugixml.cpp)
+
 if(NOT WIN32)
     set (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address,undefined")
     set (CMAKE_LINKER_FLAGS_DEBUG "${CMAKE_LINKER_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address,undefined")

Makefile

@@ -1,6 +1,6 @@
-CXXFLAGS := -O3 -std=c++2a -DTH_GDB_SUPPORT=1 -W -Wall -Wextra -Werror=write-strings -Werror=redundant-decls -Werror=format -Werror=format-security -Werror=date-time -Werror=return-type -Werror=pointer-arith -Winit-self
+CXXFLAGS := -O3 -std=c++2a -DTH_GDB_SUPPORT=1 -Ivendor/pugixml -W -Wall -Wextra -Werror=write-strings -Werror=redundant-decls -Werror=format -Werror=format-security -Werror=date-time -Werror=return-type -Werror=pointer-arith -Winit-self
 
-SOURCES_COMMON := $(wildcard src/*.cpp) $(wildcard src/TypeHandlers/*.cpp)
+SOURCES_COMMON := $(wildcard src/*.cpp) $(wildcard src/TypeHandlers/*.cpp) vendor/pugixml/pugixml.cpp
 
 SOURCES_TESTS := $(SOURCES_COMMON) tests.cpp
 SOURCES_CLI   := $(SOURCES_COMMON) cli/cli.cpp

Makefile.emscripten

@@ -3,10 +3,10 @@ CXX := em++
 # Emscripten stuff
 EMFLAGS := --bind -s WASM=1 -s MODULARIZE=1 -s EXPORT_ES6=1 -s EXPORT_NAME="'TIVarsLib'" -s NO_EXIT_RUNTIME=1 -s ASSERTIONS=0 -s DISABLE_EXCEPTION_CATCHING=1 -s EXPORTED_RUNTIME_METHODS="['FS']" --embed-file ti-toolkit-8x-tokens.xml
 
-CXXFLAGS := -O3 -flto -std=c++2a -DTH_GDB_SUPPORT=1 -W -Wall -Wextra
+CXXFLAGS := -O3 -flto -std=c++2a -DTH_GDB_SUPPORT=1 -Ivendor/pugixml -W -Wall -Wextra
 LFLAGS := -flto $(EMFLAGS)
 
-SOURCES := $(wildcard src/*.cpp) $(wildcard src/TypeHandlers/*.cpp)
+SOURCES := $(wildcard src/*.cpp) $(wildcard src/TypeHandlers/*.cpp) vendor/pugixml/pugixml.cpp
 
 OBJS = $(patsubst %.cpp, %.bc, $(SOURCES))
 

src/TypeHandlers/TH_Tokenized.cpp

@@ -0,0 +1,78 @@
+/**
+ * pugixml parser - version 1.15
+ * --------------------------------------------------------
+ * Report bugs and download new versions at https://pugixml.org/
+ *
+ * SPDX-FileCopyrightText: Copyright (C) 2006-2025, by Arseny Kapoulkine (arseny.kapoulkine@gmail.com)
+ * SPDX-License-Identifier: MIT
+ *
+ * See LICENSE.md or notice at the end of this file.
+ */
+
+#ifndef HEADER_PUGICONFIG_HPP
+#define HEADER_PUGICONFIG_HPP
+
+// Uncomment this to enable wchar_t mode
+// #define PUGIXML_WCHAR_MODE
+
+// Uncomment this to enable compact mode
+#define PUGIXML_COMPACT
+
+// Uncomment this to disable XPath
+#define PUGIXML_NO_XPATH
+
+// Uncomment this to disable STL
+// #define PUGIXML_NO_STL
+
+// Uncomment this to disable exceptions
+#define PUGIXML_NO_EXCEPTIONS
+
+// Set this to control attributes for public classes/functions, i.e.:
+// #define PUGIXML_API __declspec(dllexport) // to export all public symbols from DLL
+// #define PUGIXML_CLASS __declspec(dllimport) // to import all classes from DLL
+// #define PUGIXML_FUNCTION __fastcall // to set calling conventions to all public functions to fastcall
+// In absence of PUGIXML_CLASS/PUGIXML_FUNCTION definitions PUGIXML_API is used instead
+
+// Tune these constants to adjust memory-related behavior
+// #define PUGIXML_MEMORY_PAGE_SIZE 32768
+// #define PUGIXML_MEMORY_OUTPUT_STACK 10240
+// #define PUGIXML_MEMORY_XPATH_PAGE_SIZE 4096
+
+// Tune this constant to adjust max nesting for XPath queries
+// #define PUGIXML_XPATH_DEPTH_LIMIT 1024
+
+// Uncomment this to switch to header-only version
+// #define PUGIXML_HEADER_ONLY
+
+// Uncomment this to enable long long support (usually enabled automatically)
+// #define PUGIXML_HAS_LONG_LONG
+
+// Uncomment this to enable support for std::string_view (usually enabled automatically)
+// #define PUGIXML_HAS_STRING_VIEW
+
+#endif
+
+/**
+ * Copyright (c) 2006-2025 Arseny Kapoulkine
+ *
+ * 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.
+ */