Command Line INterpreter with fixes

CommandLine/CMakeLists.txt

@@ -10,7 +10,7 @@ file(GLOB SOURCES "./private/*.cpp")
 file(GLOB HEADERS "./public/*.hpp")
 add_library(${PROJECT_NAME} STATIC ${SOURCES} ${HEADERS})
 target_include_directories(${PROJECT_NAME} PUBLIC ./public/)
-target_link_libraries(${PROJECT_NAME} PUBLIC Tokenizer)
+target_link_libraries(${PROJECT_NAME} PUBLIC Tokenizer Storage)
 
 ### -------------------------- Tests  --------------------------  ###
 enable_testing()

CommandLine/private/CmdLineInterpreter.cpp

@@ -0,0 +1,120 @@
+#include "CmdLineInterpreter.hpp"
+
+#define MAX_LINE_LENGTH 1024
+
+#include <cstdio>
+#include <cstring>
+
+using namespace tp;
+
+static bool helpFunction(CmdLineInterpreter* self, const CommandLine& args) {
+	self->help(args);
+	return true;
+}
+
+void CmdLineInterpreter::help(const CommandLine& args) const {
+	auto commandName = args.getString("CommandName");
+	auto allCommands = commandName == "_none_";
+
+	if (allCommands) {
+		printf("Commands:\n");
+		for (auto command : mCommands) {
+			printf("  %s\n", command->key.read());
+		}
+		return;
+	}
+
+	auto idx = mCommands.presents(commandName);
+	if (!idx) {
+		printf("Command '%s' not found\n", commandName.read());
+		return;
+	}
+
+	printf("Command '%s'\n", commandName.read());
+	auto command = &mCommands.getSlotVal(idx);
+	command->args->help();
+}
+
+CmdLineInterpreter::CmdLineInterpreter() {
+	auto helpArgs = new CommandLine{
+		{ "CommandName", "_none_" }
+	};
+
+	addCommand("help", helpArgs, (CommandFunction) helpFunction, this);
+}
+
+
+void CmdLineInterpreter::addCommand(const String& id, CommandLine* args, CommandFunction function, void* customData) {
+	ASSERT(!mCommands.presents(id))
+	mCommands.put(id, { args, function, customData });
+}
+
+void CmdLineInterpreter::run() {
+	char buffer[MAX_LINE_LENGTH];
+	printf("Command Line Interpreter (or type 'exit' to quit):\n");
+
+	while (true) {
+		printf("%s >> ", mName.read());
+
+		// Read input from the user
+		if (fgets(buffer, MAX_LINE_LENGTH, stdin) == nullptr) {
+			printf("Error reading input.\n");
+			return;
+		}
+
+		// Remove the trailing newline character if it exists
+		auto length = strlen(buffer);
+		if (length > 0 && buffer[length - 1] == '\n') {
+			buffer[length - 1] = '\0';
+		}
+
+		// Check if the user wants to exit
+		if (strcmp(buffer, "exit") == 0) {
+			return;
+		}
+
+		// Process the input here
+		processCommand(buffer);
+	}
+}
+
+bool CmdLineInterpreter::processCommand(int1* commandString) {
+	ualni commandLen = 0;
+	for (auto i = commandString; *i != 0; i++) {
+		if (*i == ' ') break;
+		commandLen++;
+	}
+
+	commandString[commandLen] = 0;
+	auto args = commandString + commandLen + 1;
+
+	auto idx = mCommands.presents(commandString);
+	if (!idx) {
+		printf("ERROR: Command '%s' is not found\n", commandString);
+		printf("Please execute 'help' for more information\n\n");
+		return true;
+	}
+
+	auto command = &mCommands.getSlotVal(idx);
+
+	command->args->parse(args);
+
+	if (command->args->mError) {
+		printf("ERROR: Command call '%s' has invalid arguments\n", commandString);
+		command->args->resetError();
+		return true;
+	}
+
+	if (!command->function(command->customData, *command->args)) {
+		printf("ERROR: Command call '%s' failed\n", commandString);
+		return true;
+	}
+
+	return true;
+}
+
+CmdLineInterpreter::~CmdLineInterpreter() {
+	for (auto cmd : mCommands) {
+		delete cmd->val.args;
+	}
+}

CommandLine/private/CommandLine.cpp

@@ -3,6 +3,9 @@
 
 using namespace tp;
 
+static ModuleManifest* sModuleDependencies[] = { &gModuleTokenizer, &gModuleStorage, nullptr };
+ModuleManifest tp::gModuleStorage = ModuleManifest("CommandLine", nullptr, nullptr, sModuleDependencies);
+
 const char* regexSpace = "\n|\t| |\r";
 const char* regexFalse = "N|n|(False)|(false)";
 const char* regexTrue = "Y|y|(True)|(true)";
@@ -13,11 +16,13 @@ const char* regexString = "'{'-'}*'";
 CommandLine::Arg::Arg(const Arg& arg) {
 	mId = arg.mId;
 	switch (arg.mType) {
-	case CommandLine::Arg::INT: mType = INT;	mInt = arg.mInt; break;
+		case CommandLine::Arg::INT: mType = INT;	mInt = arg.mInt; break;
-	case CommandLine::Arg::FLOAT: mType = FLOAT; mFloat = arg.mFloat; break;
+		case CommandLine::Arg::FLOAT: mType = FLOAT; mFloat = arg.mFloat; break;
-	case CommandLine::Arg::BOOL: mType = BOOL; mBool = arg.mBool; break;
+		case CommandLine::Arg::BOOL: mType = BOOL; mBool = arg.mBool; break;
-	case CommandLine::Arg::STR: mType = STR; new (&mStr) StringArg(); mStr = arg.mStr; break;
+		case CommandLine::Arg::STR: mType = STR; new (&mStr) StringArg(); mStr = arg.mStr; break;
-	case CommandLine::Arg::FILE_IN: mType = FILE_IN;	new (&mFile) FileInputArg(); mFile = arg.mFile; break;
+		case CommandLine::Arg::FILE_IN: mType = FILE_IN;	new (&mFile) FileInputArg(); mFile = arg.mFile; break;
+		default:
+			ASSERT(false)
 	}
 	mOptional = arg.mOptional;
 }
@@ -30,6 +35,7 @@ CommandLine::Arg::Arg(const String& id, Type type) {
 		case CommandLine::Arg::BOOL: mType = BOOL; new (&mBool) BoolArg(); break;
 		case CommandLine::Arg::STR: mType = STR; new (&mStr) StringArg(); break;
 		case CommandLine::Arg::FILE_IN: mType = FILE_IN;	new (&mFile) FileInputArg(); break;
+		default: ASSERT(false)
 	}
 	mOptional = false;
 }
@@ -119,6 +125,13 @@ CommandLine::CommandLine(const init_list<Arg>& args) {
 		});
 
 	ASSERT(mTokenizer.isBuild() && "Internal Error")
+
+	mArgumentTokenizer.build({
+			{ regexSpace, ArgTokType::SPACE },
+			{ "{ - }*", ArgTokType::ARG }
+		});
+
+	ASSERT(mTokenizer.isBuild() && "Internal Error")
 }
 
 CommandLine::~CommandLine() {
@@ -153,17 +166,60 @@ bool CommandLine::parse(char argc, const char* argv[], bool logError, ualni skip
 		}
 		idx++;
 	}
-
 	return true;
-
-	//set_working_dir();
 }
 
-alni CommandLine::getInt(const String& id) { auto& arg = getArg(id, Arg::INT); return arg.mInt.mVal; }
+bool CommandLine::parse(const char* args, bool logError) {
-alnf CommandLine::getFloat(const String& id) { auto& arg = getArg(id, Arg::FLOAT); return arg.mFloat.mVal; }
+	mArgumentTokenizer.bindSource(args);
-bool CommandLine::getBool(const String& id) { auto& arg = getArg(id, Arg::BOOL); return arg.mBool.mFlag; }
+	mArgumentTokenizer.reset();
-const String& CommandLine::getString(const String& id) { auto& arg = getArg(id, Arg::STR); return arg.mStr.mStr; }
+
-File& CommandLine::getFile(const String& id) { auto& arg = getArg(id, Arg::FILE_IN); return arg.mFile.mFile; }
+	ualni argc = 0;
+	auto tok = mArgumentTokenizer.readTok();
+	auto argument = mArgsOrder.first();
+
+	while (tok != ArgTokType::FAILURE && tok != ArgTokType::END) {
+		if (tok != ArgTokType::ARG) {
+			tok = mArgumentTokenizer.readTok();
+			continue;
+		}
+
+		if (!argument) {
+			ErrInvalidArgCount();
+			if (logError) ErrLog();
+			return false;
+		}
+
+		parseArg(*argument->data, mArgumentTokenizer.extractVal().read());
+
+		if (mError && logError) {
+			ErrLog();
+			return false;
+		}
+
+		argc++;
+		argument = argument->next;
+		tok = mArgumentTokenizer.readTok();
+	}
+
+	ualni idx = 0;
+	for (auto arg : mArgsOrder) {
+		if (idx >= argc) {
+			initDefault(*arg.data());
+		}
+		if (mError) {
+			if (logError) ErrLog();
+			return false;
+		}
+		idx++;
+	}
+	return true;
+}
+
+alni CommandLine::getInt(const String& id) const { auto& arg = getArg(id, Arg::INT); return arg.mInt.mVal; }
+alnf CommandLine::getFloat(const String& id) const { auto& arg = getArg(id, Arg::FLOAT); return arg.mFloat.mVal; }
+bool CommandLine::getBool(const String& id) const { auto& arg = getArg(id, Arg::BOOL); return arg.mBool.mFlag; }
+const String& CommandLine::getString(const String& id) const { auto& arg = getArg(id, Arg::STR); return arg.mStr.mStr; }
+const FileLocation& CommandLine::getFile(const String& id) const { auto& arg = getArg(id, Arg::FILE_IN); return arg.mFile.mFileLocation; }
 
 
 CommandLine::Arg& CommandLine::getArg(const String& id, Arg::Type type) {
@@ -174,6 +230,14 @@ CommandLine::Arg& CommandLine::getArg(const String& id, Arg::Type type) {
 	return *arg;
 }
 
+const CommandLine::Arg& CommandLine::getArg(const String& id, Arg::Type type) const {
+	auto idx = mArgs.presents(id);
+	ASSERT(idx && "Invalid Id")
+	auto& arg = mArgs.getSlotVal(idx);
+	ASSERT(arg->mType == type && "Invalid Type Requested")
+	return *arg;
+}
+
 void CommandLine::ErrInvalidArgCount() { mError = { "Invalid Number Of Arguments Passed", nullptr }; }
 void CommandLine::ErrInvalidArgSyntax(Arg* arg) { mError = { "Invalid Syntax Of Argument", arg }; }
 void CommandLine::ErrInvalidArgType(Arg* arg) { mError = { "Invalid Type Of Argument", arg }; }
@@ -192,7 +256,7 @@ void CommandLine::ErrLog() {
 		}
 
 		printf("\nArgument: %lli\n", idx);
-		ArgLog(*mError.mArg);
+		logArg(*mError.mArg);
 	}
 
 	printf("Error Description: %s. \n", mError.mDescr);
@@ -201,7 +265,7 @@ void CommandLine::ErrLog() {
 	ualni idx = 0;
 	for (auto arg : mArgsOrder) {
 		printf(" -- %lli -- \n", idx);
-		ArgLog(*arg.data());
+		logArg(*arg.data());
 		idx++;
 	}
 
@@ -214,42 +278,43 @@ void CommandLine::ErrLog() {
 	printf("  File - else\n");
 }
 
-void CommandLine::ArgLog(Arg& arg) {
+void CommandLine::logArg(const Arg& arg) {
 	switch (arg.mType) {
-	case Arg::INT: {
+		case Arg::INT: {
-		printf("Type    : Int\n");
+			printf("Type    : Int\n");
-		printf("Range   : %lli - %lli\n", arg.mInt.mAcceptingRange.mBegin, arg.mInt.mAcceptingRange.mEnd);
+			printf("Range   : %lli - %lli\n", arg.mInt.mAcceptingRange.mBegin, arg.mInt.mAcceptingRange.mEnd);
-		if (arg.mOptional) {
+			if (arg.mOptional) {
-			printf("Default : %lli\n", arg.mInt.mDefault);
+				printf("Default : %lli\n", arg.mInt.mDefault);
-		}
+			}
-		printf("Given   : %lli\n", arg.mInt.mVal);
+			printf("Value   : %lli\n", arg.mInt.mVal);
-	} break;
+		} break;
-	case Arg::FLOAT: {
+		case Arg::FLOAT: {
-		printf("Type    : Float\n");
+			printf("Type    : Float\n");
-		printf("Range   : %f - %f\n", (halnf) arg.mFloat.mAcceptingRange.mBegin, (halnf) arg.mFloat.mAcceptingRange.mEnd);
+			printf("Range   : %f - %f\n", (halnf) arg.mFloat.mAcceptingRange.mBegin, (halnf) arg.mFloat.mAcceptingRange.mEnd);
-		if (arg.mOptional) {
+			if (arg.mOptional) {
-			printf("Default : %f\n", arg.mFloat.mDefault);
+				printf("Default : %f\n", arg.mFloat.mDefault);
-		}
+			}
-		printf("Given   : %f\n", arg.mFloat.mVal);
+			printf("Value   : %f\n", arg.mFloat.mVal);
-	} break;
+		} break;
-	case Arg::BOOL: {
+		case Arg::BOOL: {
-		printf("Type    : Bool\n");
+			printf("Type    : Bool\n");
-		if (arg.mOptional) {
+			if (arg.mOptional) {
-			printf("Default : %s\n", arg.mBool.mDefault ? "True" : "False");
+				printf("Default : %s\n", arg.mBool.mDefault ? "True" : "False");
-		}
+			}
-		printf("Given   : %s\n", arg.mBool.mFlag ? "True" : "False");
+			printf("Value   : %s\n", arg.mBool.mFlag ? "True" : "False");
-	} break;
+		} break;
-	case Arg::STR: {
+		case Arg::STR: {
-		printf("Type    : String\n");
+			printf("Type    : String\n");
-		if (arg.mOptional) {
+			if (arg.mOptional) {
-			printf("Default : %s\n", arg.mStr.mDefault.read());
+				printf("Default : %s\n", arg.mStr.mDefault.read());
-		}
+			}
-		printf("Given   : %s\n", arg.mStr.mStr.read());
+			printf("Value   : %s\n", arg.mStr.mStr.read());
-	} break;
+		} break;
-	case Arg::FILE_IN: {
+		case Arg::FILE_IN: {
-		printf("Type : File Input\n");
+			printf("Type : File Input\n");
-		printf("Given Path : %s\n", arg.mFile.mFilepath.read());
+			printf("Value Path : %s\n", arg.mFile.mFileLocation.getLocation().read());
-	} break;
+		} break;
+		default: ASSERT(false)
 	}
 }
 
@@ -305,7 +370,8 @@ void CommandLine::parseArg(Arg& arg, const char* src) {
 				ErrInvalidArgType(&arg);
 				return;
 			}
-			arg.mStr.mStr = val;
+			arg.mStr.mStr.resize(val.size() - 2);
+			memCopy(arg.mStr.mStr.write(), val.read() + 1, val.size() - 2);
 		} break;
 
 		case Arg::BOOL: {
@@ -313,7 +379,7 @@ void CommandLine::parseArg(Arg& arg, const char* src) {
 				ErrInvalidArgType(&arg);
 				return;
 			}
-			arg.mBool.mFlag = bool(val);
+			arg.mBool.mFlag = tok == TokType::BOOL_TRUE;
 		} break;
 
 		case Arg::FILE_IN: {
@@ -322,24 +388,23 @@ void CommandLine::parseArg(Arg& arg, const char* src) {
 				return;
 			}
 
-			arg.mFile.mFilepath = val;
+			arg.mFile.mFileLocation.setLocation(val);
 
-			/*
+			if (!arg.mFile.mFileLocation.exists()) {
-			// TODO : replace
-			if (!File::exists(arg.mFile.mFilepath.cstr())) {
 				ErrFileNotExists(&arg);
 				return;
 			}
 
-			arg.mFile.mFile.open(arg.mFile.mFilepath.cstr(), osfile_openflags::LOAD);
-			if (!arg.mFile.mFile.opened) {
-				ErrFileCouldNotOpen(&arg);
-				return;
-			}
-			*/
-
 		} break;
+		default: ASSERT(false)
 	}
 
 	arg.mIsPassed = true;
 }
+
+void CommandLine::help() const {
+	printf("Arguments:\n");
+	for (auto arg : mArgsOrder) {
+		logArg(*arg.data());
+	}
+}

CommandLine/public/CmdLineInterpreter.hpp

@@ -0,0 +1,36 @@
+#pragma once
+
+#include "CommandLine.hpp"
+#include "Map.hpp"
+
+namespace tp {
+
+	class CmdLineInterpreter {
+	public:
+
+		typedef bool (*CommandFunction)(void* customData, const CommandLine& args);
+
+	private:
+
+		struct Command {
+			CommandLine* args;
+			CommandFunction function;
+			void* customData = nullptr;
+		};
+
+		Map<String, Command> mCommands;
+		String mName = "InterpName";
+
+	public:
+		CmdLineInterpreter();
+		~CmdLineInterpreter();
+
+		void setName(const String& name) { mName = name; }
+		[[nodiscard]] const String& getName() const { return mName; }
+
+		void help(const CommandLine& args) const;
+		void addCommand(const String& id, CommandLine* args, CommandFunction function, void* customData = nullptr);
+		void run();
+		bool processCommand(int1* command);
+	};
+}

CommandLine/public/CommandLine.hpp

@@ -2,13 +2,11 @@
 
 #include "Tokenizer.hpp"
 #include "Map.hpp"
+#include "LocalStorage.hpp"
 
 namespace tp {
 
-	// TODO : replace
+	extern ModuleManifest gModuleCommandLine;
-	class File {
-
-	};
 
 	struct CommandLine {
 
@@ -35,13 +33,12 @@ namespace tp {
 		};
 
 		struct FileInputArg {
-			String mFilepath;
+			FileLocation mFileLocation;
-			File mFile;
 		};
 
 		struct Arg {
 			String mId;
-			enum Type { INT, FLOAT, BOOL, STR, FILE_IN } mType;
+			enum Type { INT, FLOAT, BOOL, STR, FILE_IN, NONE } mType = NONE;
 			union {
 				IntArg mInt;
 				FloatArg mFloat;
@@ -73,16 +70,23 @@ namespace tp {
 		CommandLine(const init_list<Arg>& args);
 		~CommandLine();
 
-		bool parse(char argc, const char* argv[], bool logError = true, ualni skipArgs = 1);
+		void resetError() { mError.mDescr = nullptr; }
 
-		alni getInt(const String& id);
+		bool parse(char argc, const char* argv[], bool logError = true, ualni skipArgs = 1);
-		alnf getFloat(const String& id);
+		bool parse(const char* args, bool logError = true);
-		bool getBool(const String& id);
+
-		const String& getString(const String& id);
+		void help() const;
-		File& getFile(const String& id);
+
+		[[nodiscard]] alni getInt(const String& id) const;
+		[[nodiscard]] alnf getFloat(const String& id) const;
+		[[nodiscard]] bool getBool(const String& id) const;
+		[[nodiscard]] const String& getString(const String& id) const;
+		[[nodiscard]] const FileLocation& getFile(const String& id) const;
+
+		const CommandLine& operator=(const CommandLine&) = delete;
 
 	private:
-		enum class TokType { SPACE, INT, FLOAT, BOOL_FALSE, BOOL_TRUE, STR, NONE, FAILURE, END, } mType;
+		enum class TokType { SPACE, INT, FLOAT, BOOL_FALSE, BOOL_TRUE, STR, NONE, FAILURE, END, };
 		typedef SimpleTokenizer<char, TokType, TokType::NONE, TokType::FAILURE, TokType::END> Tokenizer;
 
 		Tokenizer mTokenizer;
@@ -90,7 +94,12 @@ namespace tp {
 		List<Arg*> mArgsOrder;
 		ualni mOptionals = 0;
 
+		enum class ArgTokType { SPACE, ARG, NONE, FAILURE, END, };
+		SimpleTokenizer<char, ArgTokType, ArgTokType::NONE, ArgTokType::FAILURE, ArgTokType::END> mArgumentTokenizer;
+
 		Arg& getArg(const String& id, Arg::Type type);
+		[[nodiscard]] const Arg& getArg(const String& id, Arg::Type type) const;
+
 		void ErrInvalidArgCount();
 		void ErrInvalidArgSyntax(Arg* arg);
 		void ErrInvalidArgType(Arg* arg);
@@ -98,8 +107,8 @@ namespace tp {
 		void ErrFileCouldNotOpen(Arg* arg);
 		void ErrValNotinRange(Arg* arg);
 		void ErrLog();
-		static void ArgLog(Arg& arg);
+		static void logArg(const Arg& arg);
 		static void initDefault(Arg& arg);
 		void parseArg(Arg& arg, const char* src);
 	};
-};
+}

CommandLine/tests/TestInterpreter.cpp

@@ -0,0 +1,34 @@
+#include "Tests.hpp"
+#include "CmdLineInterpreter.hpp"
+
+using namespace tp;
+
+TEST_DEF_STATIC(Simple) {
+
+	struct TestStruct {
+		int val = 0;
+
+		static bool print(TestStruct* self, const CommandLine& args) {
+			printf("Test Val - %i\n", (int) args.getBool("bool"));
+			return false;
+		}
+
+	};
+
+	TestStruct self;
+
+	CmdLineInterpreter interp;
+
+	interp.addCommand("test", new CommandLine{ { "bool", CommandLine::Arg::BOOL } }, (CmdLineInterpreter::CommandFunction) TestStruct::print);
+
+	printf("test false\n", stdin);
+	printf("help\n", stdin);
+	printf("help test\n", stdin);
+	printf("exit\n", stdin);
+
+	interp.run();
+}
+
+TEST_DEF(Interpreter) {
+	//testSimple();
+}

CommandLine/tests/Tests.cpp

@@ -12,7 +12,8 @@ int main() {
 		return 1;
 	}
 
-	testCommandLine();
+	// testCommandLine();
+	testInterpreter();
 
 	testModule.deinitialize();
 }

CommandLine/tests/Tests.hpp

@@ -5,3 +5,4 @@
 #include "CommandLine.hpp"
 
 void testCommandLine();
+void testInterpreter();

Storage/CMakeLists.txt

@@ -12,6 +12,10 @@ add_library(${PROJECT_NAME} STATIC ${SOURCES} ${HEADERS})
 target_include_directories(${PROJECT_NAME} PUBLIC ./public/)
 target_link_libraries(${PROJECT_NAME} PUBLIC Strings)
 
+
+### -------------------------- Applications  --------------------------  ###
+add_subdirectory(applications)
+
 ### -------------------------- Tests  --------------------------  ###
 enable_testing()
 file(GLOB TEST_SOURCES "./tests/*.cpp")
@@ -19,8 +23,4 @@ add_executable(${PROJECT_NAME}Tests ${TEST_SOURCES})
 target_link_libraries(${PROJECT_NAME}Tests  ${PROJECT_NAME} Utils)
 add_test(NAME ${PROJECT_NAME}Tests COMMAND ${PROJECT_NAME}Tests)
 
-install(TARGETS ${PROJECT_NAME} LIBRARY DESTINATION ${CMAKE_INSTALL_PREFIX}/${PROJECT_NAME}/lib)
+install(TARGETS ${PROJECT_NAME} LIBRARY DESTINATION ${CMAKE_INSTALL_PREFIX}/${PROJECT_NAME}/lib)
-
-
-# todo :remove
-add_subdirectory(applications)

Storage/applications/CMakeLists.txt

@@ -3,9 +3,15 @@ cmake_minimum_required(VERSION 3.2)
 
 project(Applications)
 
-### ---------------------- Applications  ---------------------  ###
+file(GLOB SOURCES_CLIENT ./Client.cpp)
-add_executable(Server ./Server.cpp)
+file(GLOB SOURCES_SERVER ./Server.cpp)
-add_executable(Client ./Client.cpp)
 
-include_directories(Client ./../../Externals/asio/asio/include)
+set(ASIO_INCLUDE ./../../Externals/asio/asio/include)
-include_directories(Server ./../../Externals/asio/asio/include)
+
+add_executable(Client ${SOURCES_CLIENT})
+include_directories(Client ${ASIO_INCLUDE})
+#link_libraries(Client Storage CommandLine)
+
+add_executable(Server ${SOURCES_SERVER})
+include_directories(Server ${ASIO_INCLUDE})
+#link_libraries(Server Storage CommandLine)

Storage/private/LocalStorage.cpp

@@ -2,8 +2,21 @@
 
 #include "SystemHandle.hpp"
 
+#include <cstdio>
+
 using namespace tp;
 
+
+bool FileLocation::exists() const {
+	FILE* file = fopen(mLocation.read(), "r");
+	if (file) {
+		// File exists, close it and return 1
+		fclose(file);
+		return true;
+	}
+	return false;
+}
+
 bool File::connect(const FileLocation& location, const FileConnectionType& connectionInfo) {
 	DEBUG_ASSERT(!mStatus.isOpened());
 	if (mStatus.isOpened()) return false;

Storage/public/LocalStorage.hpp

@@ -13,6 +13,7 @@ namespace tp {
 		explicit  FileLocation(const String& location) : mLocation(location) {}
 		void setLocation(const String& location) { mLocation = location; }
 		[[nodiscard]] const String& getLocation() const { return mLocation; }
+		[[nodiscard]] bool exists() const;
 	};
 
 	class FileConnectionType {

Strings/public/Strings.hpp

@@ -188,17 +188,20 @@ namespace tp {
 
 		explicit operator alni() {
 			alni out;
-			return Logic::convertStringToValue(read(), out);
+			Logic::convertStringToValue(read(), out);
+			return out;
 		}
 
 		explicit operator alnf() {
 			alnf out;
-			return Logic::convertStringToValue(read(), out);
+			Logic::convertStringToValue(read(), out);
+			return out;
 		}
 
 		explicit operator bool() {
 			bool out;
-			return Logic::convertStringToValue(read(), out);
+			Logic::convertStringToValue(read(), out);
+			return out;
 		}
 
 		Index size() const {

Tokenizer/public/Tokenizer.hpp

@@ -168,7 +168,7 @@ namespace tp {
 		String extractVal() {
 			auto crs = getCursorPrev();
 			String out;
-			out.resize(mLastTokLen + 1);
+			out.resize(mLastTokLen);
 			memCopy(out.write(), crs.str(), mLastTokLen);
 			return out;
 		}