[ox] Cleanup

deps/ox/src/ox/claw/read.cpp

@@ -12,34 +12,66 @@
 
 namespace ox {
 
-Result<ClawHeader> readClawHeader(const char *buff, std::size_t buffLen) noexcept {
+ox::Result<ox::StringView> readClawTypeId(ox::BufferView buff) noexcept {
-	const auto s1End = ox::strchr(buff, ';', buffLen);
+	auto buffRaw = buff.data();
+	auto buffLen = buff.size();
+	size_t outSz{};
+	const auto s1End = ox::strchr(buffRaw, ';', buffLen);
 	if (!s1End) {
 		return OxError(1, "Could not read Claw header");
 	}
-	const auto s1Size = static_cast<std::size_t>(s1End - buff);
+	auto const fmtSz = static_cast<std::size_t>(s1End - buffRaw) + 1;
-	const String fmt(buff, s1Size);
+	buffRaw += fmtSz;
-	buff += s1Size + 1;
+	buffLen -= fmtSz;
-	buffLen -= s1Size + 1;
+	outSz += fmtSz;
-
+	auto const s2End = ox::strchr(buffRaw, ';', buffLen);
-	const auto s2End = ox::strchr(buff, ';', buffLen);
 	if (!s2End) {
 		return OxError(2, "Could not read Claw header");
 	}
-	const auto s2Size = static_cast<std::size_t>(s2End - buff);
+	auto const s2Size = static_cast<std::size_t>(s2End - buffRaw) + 1;
-	const String typeName(buff, s2Size);
+	buffRaw += s2Size;
-	buff += s2Size + 1;
+	buffLen -= s2Size;
-	buffLen -= s2Size + 1;
+	outSz += s2Size;
-
+	auto const s3End = ox::strchr(buffRaw, ';', buffLen) + 1;
-	const auto s3End = ox::strchr(buff, ';', buffLen);
 	if (!s3End) {
 		return OxError(3, "Could not read Claw header");
 	}
-	const auto s3Size = static_cast<std::size_t>(s3End - buff);
+	auto const s3Size = static_cast<std::size_t>(s3End - buffRaw);
-	const String versionStr(buff, s3Size);
+	buffRaw += s3Size;
-	buff += s3Size + 1;
+	buffLen -= s3Size;
-	buffLen -= s3Size + 1;
+	outSz += s3Size;
+	return {{buff.data() + fmtSz, outSz - fmtSz - 1}};
+}
 
+Result<ClawHeader> readClawHeader(ox::BufferView buff) noexcept {
+	auto buffRaw = buff.data();
+	auto buffLen = buff.size();
+	const auto s1End = ox::strchr(buffRaw, ';', buffLen);
+	if (!s1End) {
+		return OxError(1, "Could not read Claw header");
+	}
+	auto const s1Size = static_cast<std::size_t>(s1End - buffRaw);
+	StringView const fmt(buffRaw, s1Size);
+	buffRaw += s1Size + 1;
+	buffLen -= s1Size + 1;
+
+	auto const s2End = ox::strchr(buffRaw, ';', buffLen);
+	if (!s2End) {
+		return OxError(2, "Could not read Claw header");
+	}
+	auto const s2Size = static_cast<std::size_t>(s2End - buffRaw);
+	StringView const typeName(buffRaw, s2Size);
+	buffRaw += s2Size + 1;
+	buffLen -= s2Size + 1;
+
+	auto const s3End = ox::strchr(buffRaw, ';', buffLen);
+	if (!s3End) {
+		return OxError(3, "Could not read Claw header");
+	}
+	auto const s3Size = static_cast<std::size_t>(s3End - buffRaw);
+	StringView const versionStr(buffRaw, s3Size);
+	buffRaw += s3Size + 1;
+	buffLen -= s3Size + 1;
 	ClawHeader hdr;
 	if (fmt == "M2") {
 		hdr.fmt = ClawFormat::Metal;
@@ -49,32 +81,21 @@ Result<ClawHeader> readClawHeader(const char *buff, std::size_t buffLen) noexcep
 		return OxError(4, "Claw format does not match any supported format/version combo");
 	}
 	hdr.typeName = typeName;
-	if (auto r = ox::atoi(versionStr.c_str()); r.error == 0) {
+	std::ignore = ox::atoi(versionStr).copyTo(hdr.typeVersion);
-		hdr.typeVersion = r.value;
+	hdr.data = buffRaw;
-	}
-	hdr.data = buff;
 	hdr.dataSize = buffLen;
 	return hdr;
 }
 
-Result<ClawHeader> readClawHeader(const ox::Buffer &buff) noexcept {
+Result<BufferView> stripClawHeader(ox::BufferView buff) noexcept {
-	return readClawHeader(buff.data(), buff.size());
+	oxRequire(header, readClawHeader(buff));
+	return {{header.data, header.dataSize}};
 }
 
-Result<Buffer> stripClawHeader(const char *buff, std::size_t buffLen) noexcept {
+Result<ModelObject> readClaw(TypeStore &ts, BufferView buff) noexcept {
-	oxRequire(header, readClawHeader(buff, buffLen));
+	oxRequire(header, readClawHeader(buff));
-	Buffer out(header.dataSize);
+	auto const [t, tdErr] = ts.getLoad(
-	ox::listcpy(out.data(), header.data, out.size());
+			header.typeName, header.typeVersion, header.typeParams);
-	return out;
-}
-
-Result<Buffer> stripClawHeader(const ox::Buffer &buff) noexcept {
-	return stripClawHeader(buff.data(), buff.size());
-}
-
-Result<ModelObject> readClaw(TypeStore &ts, const char *buff, std::size_t buffSz) noexcept {
-	oxRequire(header, readClawHeader(buff, buffSz));
-	auto const [t, tdErr] = ts.getLoad(header.typeName, header.typeVersion, header.typeParams);
 	if (tdErr) {
 		return OxError(3, "Could not load type descriptor");
 	}
@@ -83,7 +104,7 @@ Result<ModelObject> readClaw(TypeStore &ts, const char *buff, std::size_t buffSz
 	switch (header.fmt) {
 		case ClawFormat::Metal:
 		{
-			ox::BufferReader br(header.data, header.dataSize);
+			ox::BufferReader br({header.data, header.dataSize});
 			MetalClawReader reader(br);
 			ModelHandlerInterface handler(&reader);
 			oxReturnError(model(&handler, &obj));
@@ -92,7 +113,7 @@ Result<ModelObject> readClaw(TypeStore &ts, const char *buff, std::size_t buffSz
 		case ClawFormat::Organic:
 		{
 #ifdef OX_USE_STDLIB
-			OrganicClawReader reader(header.data, header.dataSize);
+			OrganicClawReader reader({header.data, header.dataSize});
 			ModelHandlerInterface handler(&reader);
 			oxReturnError(model(&handler, &obj));
 			return obj;
@@ -106,8 +127,4 @@ Result<ModelObject> readClaw(TypeStore &ts, const char *buff, std::size_t buffSz
 	return OxError(1);
 }
 
-Result<ModelObject> readClaw(TypeStore &ts, const Buffer &buff) noexcept {
-	return readClaw(ts, buff.data(), buff.size());
-}
-
 }

deps/ox/src/ox/claw/read.hpp

@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <ox/std/span.hpp>
 #include <ox/mc/read.hpp>
 #ifdef OX_USE_STDLIB
 #include <ox/oc/read.hpp>
@@ -31,17 +32,15 @@ struct ClawHeader {
 	std::size_t dataSize = 0;
 };
 
-Result<ClawHeader> readClawHeader(const char *buff, std::size_t buffLen) noexcept;
+ox::Result<ox::StringView> readClawTypeId(ox::BufferView buff) noexcept;
 
-Result<ClawHeader> readClawHeader(const ox::Buffer &buff) noexcept;
+Result<ClawHeader> readClawHeader(ox::BufferView buff) noexcept;
 
-Result<Buffer> stripClawHeader(const char *buff, std::size_t buffLen) noexcept;
+Result<BufferView> stripClawHeader(ox::BufferView buff) noexcept;
-
-Result<Buffer> stripClawHeader(const ox::Buffer &buff) noexcept;
 
 template<typename T>
-Error readClaw(const char *buff, std::size_t buffLen, T *val) {
+Error readClaw(ox::BufferView buff, T &val) {
-	oxRequire(header, readClawHeader(buff, buffLen));
+	oxRequire(header, readClawHeader(buff));
 	if (header.typeName != getModelTypeName<T>()) {
 		return OxError(Error_ClawTypeMismatch, "Claw Read: Type mismatch");
 	}
@@ -51,16 +50,16 @@ Error readClaw(const char *buff, std::size_t buffLen, T *val) {
 	switch (header.fmt) {
 		case ClawFormat::Metal:
 		{
-			ox::BufferReader br(header.data, header.dataSize);
+			ox::BufferReader br({header.data, header.dataSize});
 			MetalClawReader reader(br);
 			ModelHandlerInterface handler(&reader);
-			return model(&handler, val);
+			return model(&handler, &val);
 		}
 		case ClawFormat::Organic:
 		{
 #ifdef OX_USE_STDLIB
 			OrganicClawReader reader(header.data, header.dataSize);
-			return model(&reader, val);
+			return model(&reader, &val);
 #else
 			break;
 #endif
@@ -72,24 +71,12 @@ Error readClaw(const char *buff, std::size_t buffLen, T *val) {
 }
 
 template<typename T>
-Result<T> readClaw(const char *buff, std::size_t buffLen) {
+Result<T> readClaw(ox::BufferView buff) {
-	T val;
+	Result<T> val;
-	oxReturnError(readClaw(buff, buffLen, &val));
+	oxReturnError(readClaw(buff, val.value));
 	return val;
 }
 
-template<typename T>
+Result<ModelObject> readClaw(TypeStore &ts, BufferView buff) noexcept;
-Error readClaw(const Buffer &buff, T *val) {
-	return readClaw<T>(buff.data(), buff.size(), val);
-}
-
-template<typename T>
-Result<T> readClaw(const Buffer &buff) {
-	return readClaw<T>(buff.data(), buff.size());
-}
-
-Result<ModelObject> readClaw(TypeStore &ts, const char *buff, std::size_t buffSz) noexcept;
-
-Result<ModelObject> readClaw(TypeStore &ts, const Buffer &buff) noexcept;
 
 }

deps/ox/src/ox/claw/test/CMakeLists.txt

@@ -10,5 +10,6 @@ target_link_libraries(
 
 add_test("[ox/claw] ClawHeaderReader" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ClawTest ClawHeaderReader)
 add_test("[ox/claw] ClawHeaderReader2" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ClawTest ClawHeaderReader2)
+add_test("[ox/claw] ClawHeaderReadTypeId" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ClawTest ClawHeaderReadTypeId)
 add_test("[ox/claw] ClawWriter" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ClawTest ClawWriter)
 add_test("[ox/claw] ClawReader" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ClawTest ClawReader)

deps/ox/src/ox/claw/test/tests.cpp

@@ -109,7 +109,7 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 			"ClawHeaderReader",
 			[] {
 				constexpr auto hdr = ox::StringLiteral("O1;com.drinkingtea.ox.claw.test.Header;2;");
-				auto [ch, err] = ox::readClawHeader(hdr.c_str(), hdr.len() + 1);
+				auto [ch, err] = ox::readClawHeader({hdr.c_str(), hdr.len() + 1});
 				oxAssert(err, "Error parsing header");
 				oxAssert(ch.fmt == ox::ClawFormat::Organic, "Format wrong");
 				oxAssert(ch.typeName == "com.drinkingtea.ox.claw.test.Header", "Type name wrong");
@@ -121,7 +121,7 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 			"ClawHeaderReader2",
 			[] {
 				constexpr auto hdr = ox::StringLiteral("M2;com.drinkingtea.ox.claw.test.Header2;3;");
-				auto [ch, err] = ox::readClawHeader(hdr.c_str(), hdr.len() + 1);
+				auto [ch, err] = ox::readClawHeader({hdr.c_str(), hdr.len() + 1});
 				oxAssert(err, "Error parsing header");
 				oxAssert(ch.fmt == ox::ClawFormat::Metal, "Format wrong");
 				oxAssert(ch.typeName == "com.drinkingtea.ox.claw.test.Header2", "Type name wrong");
@@ -129,6 +129,16 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 				return OxError(0);
 			}
 		},
+		{
+			"ClawHeaderReadTypeId",
+			[] {
+				constexpr auto hdr = ox::StringLiteral("M2;com.drinkingtea.ox.claw.test.Header2;3;awefawf");
+				constexpr auto expected = ox::StringLiteral("com.drinkingtea.ox.claw.test.Header2;3");
+				oxRequire(actual, ox::readClawTypeId({hdr.data(), hdr.len() + 1}));
+				oxExpect(actual, expected);
+				return ox::Error{};
+			}
+		},
 		{
 			"ClawWriter",
 			[] {
@@ -156,7 +166,7 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 				testIn.Struct.String = "Test String 2";
 				const auto [buff, err] = ox::writeMC(testIn);
 				oxAssert(err, "writeClaw failed");
-				oxAssert(ox::readMC(buff.data(), buff.size(), &testOut), "readClaw failed");
+				oxAssert(ox::readMC(buff, testOut), "readClaw failed");
 				//std::cout << testIn.Union.Int << "|" << testOut.Union.Int << "|\n";
 				oxAssert(testIn.Bool               == testOut.Bool, "Bool value mismatch");
 				oxAssert(testIn.Int                == testOut.Int, "Int value mismatch");

deps/ox/src/ox/mc/intops.hpp

@@ -185,7 +185,7 @@ constexpr Result<I> decodeInteger(Reader_c auto&rdr, std::size_t *bytesRead) noe
 template<typename I>
 Result<I> decodeInteger(McInt m) noexcept {
 	std::size_t bytesRead{};
-	BufferReader br(reinterpret_cast<const char*>(m.data), 9);
+	BufferReader br({reinterpret_cast<const char*>(m.data), 9});
 	return decodeInteger<I>(br, &bytesRead);
 }
 

deps/ox/src/ox/mc/read.hpp

@@ -524,25 +524,20 @@ constexpr void MetalClawReaderTemplate<Reader>::nextField() noexcept {
 using MetalClawReader = MetalClawReaderTemplate<ox::BufferReader>;
 
 template<typename T>
-Error readMC(const char *buff, std::size_t buffLen, T *val) noexcept {
+Error readMC(ox::BufferView buff, T &val) noexcept {
-	BufferReader br(buff, buffLen);
+	BufferReader br(buff);
 	MetalClawReader reader(br);
 	ModelHandlerInterface<MetalClawReader, ox::OpType::Read> handler(&reader);
-	return model(&handler, val);
+	return model(&handler, &val);
 }
 
 template<typename T>
-Result<T> readMC(const char *buff, std::size_t buffLen) noexcept {
+Result<T> readMC(ox::BufferView buff) noexcept {
-	T val;
+	Result<T> val;
-	oxReturnError(readMC(buff, buffLen, &val));
+	oxReturnError(readMC(buff, val.value));
 	return val;
 }
 
-template<typename T>
-Result<T> readMC(const Buffer &buff) noexcept {
-	return readMC<T>(buff.data(), buff.size());
-}
-
 extern template class ModelHandlerInterface<MetalClawReaderTemplate<BufferReader>>;
 
 }

deps/ox/src/ox/mc/test/tests.cpp

@@ -143,7 +143,7 @@ std::map<ox::StringView, ox::Error(*)()> tests = {
 				// run tests
 				const auto [buff, err] = ox::writeMC(testIn);
 				oxAssert(err, "writeMC failed");
-				oxAssert(ox::readMC(buff.data(), buff.size(), &testOut), "readMC failed");
+				oxAssert(ox::readMC(buff, testOut), "readMC failed");
 				//std::cout << testIn.Union.Int << "|" << testOut.Union.Int << "|\n";
 				oxAssert(testIn.Bool                == testOut.Bool,                "Bool value mismatch");
 				oxAssert(testIn.Int                 == testOut.Int,                 "Int value mismatch");
@@ -319,7 +319,7 @@ std::map<ox::StringView, ox::Error(*)()> tests = {
 				oxAssert(typeErr, "Descriptor write failed");
 				ox::ModelObject testOut;
 				oxReturnError(testOut.setType(type));
-				oxAssert(ox::readMC(dataBuff.data(), dataBuff.size(), &testOut), "Data read failed");
+				oxAssert(ox::readMC(dataBuff, testOut), "Data read failed");
 				oxAssert(testOut.at("Int").unwrap()->get<int>() == testIn.Int, "testOut.Int failed");
 				oxAssert(testOut.at("Bool").unwrap()->get<bool>() == testIn.Bool, "testOut.Bool failed");
 				oxAssert(testOut.at("IString").unwrap()->get<ox::String>() == testIn.IString.c_str(), "testOut.String failed");
@@ -369,7 +369,7 @@ std::map<ox::StringView, ox::Error(*)()> tests = {
 				 ox::TypeStore typeStore;
 				 const auto [type, typeErr] = ox::buildTypeDef(&typeStore, &testIn);
 				 oxAssert(typeErr, "Descriptor write failed");
-				 ox::BufferReader br(dataBuff, dataBuffLen);
+				 ox::BufferReader br({dataBuff, dataBuffLen});
 				 oxReturnError(ox::walkModel<ox::MetalClawReader>(type, br,
 					[](const ox::Vector<ox::FieldName>&, const ox::Vector<ox::String>&, const ox::DescriptorField &f, ox::MetalClawReader *rdr) -> ox::Error {
 						//std::cout << f.fieldName.c_str() << '\n';

deps/ox/src/ox/model/desctypes.hpp

@@ -37,12 +37,12 @@ constexpr auto buildTypeId() noexcept {
 static constexpr auto buildTypeId(CRStringView name, int version,
                                   const TypeParamPack &typeParams = {}) noexcept {
 	String tp;
-	if (typeParams.size()) {
+	if (!typeParams.empty()) {
 		tp = "#";
 		for (const auto &p : typeParams) {
 			tp += p + ",";
 		}
-		tp = tp.substr(0, tp.len() - 1);
+		tp.resize(tp.len() - 1);
 		tp += "#";
 	}
 	return ox::sfmt("{}{};{}", name, tp, version);

deps/ox/src/ox/model/typenamecatcher.hpp

@@ -97,6 +97,7 @@ struct TypeInfoCatcher {
 };
 
 template<typename T>
+[[nodiscard]]
 constexpr int getModelTypeVersion(T *val) noexcept {
 	TypeInfoCatcher nc;
 	std::ignore = model(&nc, val);
@@ -104,6 +105,7 @@ constexpr int getModelTypeVersion(T *val) noexcept {
 }
 
 template<typename T>
+[[nodiscard]]
 constexpr int getModelTypeVersion() noexcept {
 	std::allocator<T> a;
 	const auto t = a.allocate(1);
@@ -113,6 +115,7 @@ constexpr int getModelTypeVersion() noexcept {
 }
 
 template<typename T>
+[[nodiscard]]
 consteval int requireModelTypeVersion() noexcept {
 	constexpr auto version = getModelTypeVersion<T>();
 	static_assert(version != 0, "TypeVersion is required");
@@ -120,6 +123,7 @@ consteval int requireModelTypeVersion() noexcept {
 }
 
 template<typename T, typename Str = const char*>
+[[nodiscard]]
 constexpr Str getModelTypeName(T *val) noexcept {
 	TypeNameCatcher nc;
 	std::ignore = model(&nc, val);
@@ -127,6 +131,7 @@ constexpr Str getModelTypeName(T *val) noexcept {
 }
 
 template<typename T, typename Str = const char*>
+[[nodiscard]]
 constexpr Str getModelTypeName() noexcept {
 	std::allocator<T> a;
 	auto t = a.allocate(1);
@@ -136,8 +141,10 @@ constexpr Str getModelTypeName() noexcept {
 }
 
 template<typename T>
+[[nodiscard]]
 consteval auto requireModelTypeName() noexcept {
 	constexpr auto name = getModelTypeName<T>();
+	static_assert(ox::StringView{name}.len(), "Type lacks required TypeName");
 	return name;
 }
 

deps/ox/src/ox/model/typestore.hpp

@@ -101,7 +101,7 @@ class TypeStore {
 		}
 
 	protected:
-		virtual Result<UniquePtr<DescriptorType>> loadDescriptor(ox::CRStringView) noexcept {
+		virtual Result<UniquePtr<DescriptorType>> loadDescriptor(ox::StringView) noexcept {
 			return OxError(1);
 		}
 

deps/ox/src/ox/oc/read.hpp

@@ -246,18 +246,18 @@ Error OrganicClawReader::field(const char *key, HashMap<String, T> *val) noexcep
 	return OxError(0);
 }
 
-Error readOC(const char *buff, std::size_t buffSize, auto *val) noexcept {
+Error readOC(BufferView buff, auto &val) noexcept {
 	// OrganicClawReader constructor can throw, but readOC should return its errors.
 	try {
 		Json::Value doc;
 		Json::CharReaderBuilder parserBuilder;
 		auto parser = UniquePtr<Json::CharReader>(parserBuilder.newCharReader());
-		if (!parser->parse(buff, buff + buffSize, &doc, nullptr)) {
+		if (!parser->parse(buff.data(), buff.data() + buff.size(), &doc, nullptr)) {
 			return OxError(1, "Could not parse JSON");
 		}
-		OrganicClawReader reader(buff, buffSize);
+		OrganicClawReader reader(buff.data(), buff.size());
 		ModelHandlerInterface handler(&reader);
-		return model(&handler, val);
+		return model(&handler, &val);
 	} catch (const Error &err) {
 		return err;
 	} catch (...) {
@@ -266,20 +266,15 @@ Error readOC(const char *buff, std::size_t buffSize, auto *val) noexcept {
 }
 
 template<typename T>
-Result<T> readOC(const char *json, std::size_t jsonLen) noexcept {
+Result<T> readOC(BufferView buff) noexcept {
-	T val;
+	Result<T> val;
-	oxReturnError(readOC(json, jsonLen, &val));
+	oxReturnError(readOC(buff, val.value));
 	return val;
 }
 
 template<typename T>
-Result<T> readOC(const char *json) noexcept {
+Result<T> readOC(ox::StringView json) noexcept {
-	return readOC<T>(json, ox::strlen(json));
+	return readOC<T>(ox::BufferView{json.data(), json.len()});
-}
-
-template<typename T>
-Result<T> readOC(const Buffer &buff) noexcept {
-	return readOC<T>(buff.data(), buff.size());
 }
 
 }

deps/ox/src/ox/oc/test/tests.cpp

@@ -211,7 +211,7 @@ const std::map<ox::StringView, ox::Error(*)()> tests = {
 		   oxAssert(type.error, "Descriptor write failed");
 		   ox::ModelObject testOut;
 		   oxReturnError(testOut.setType(type.value));
-		   oxAssert(ox::readOC(dataBuff.data(), dataBuff.size(), &testOut), "Data read failed");
+		   oxAssert(ox::readOC(dataBuff, testOut), "Data read failed");
 		   oxAssert(testOut.get("Int").unwrap()->get<int>() == testIn.Int, "testOut.Int failed");
 		   oxAssert(testOut.get("Bool").unwrap()->get<bool>() == testIn.Bool, "testOut.Bool failed");
 		   oxAssert(testOut.get("String").unwrap()->get<ox::String>() == testIn.String, "testOut.String failed");

deps/ox/src/ox/std/buffer.hpp

@@ -10,6 +10,7 @@
 
 #include "error.hpp"
 #include "reader.hpp"
+#include "span.hpp"
 #include "vector.hpp"
 #include "writer.hpp"
 
@@ -18,6 +19,7 @@ namespace ox {
 extern template class Vector<char>;
 
 using Buffer = Vector<char>;
+using BufferView = SpanView<char>;
 
 class BufferWriter {
 	private:
@@ -174,10 +176,7 @@ class BufferReader {
 		char const* m_buff = nullptr;
 
 	public:
-		constexpr explicit BufferReader(char const*buff, std::size_t sz) noexcept:
+		constexpr explicit BufferReader(ox::BufferView buffer) noexcept:
-			m_size(sz), m_buff(buff) {}
-
-		constexpr explicit BufferReader(ox::Buffer const&buffer) noexcept:
 			m_size(buffer.size()), m_buff(buffer.data()) {}
 
 		constexpr ox::Result<char> peek() const noexcept {

deps/ox/src/ox/std/error.hpp

@@ -234,6 +234,22 @@ struct [[nodiscard]] Result {
 		return value;
 	}
 
+	template<typename U = T>
+	constexpr ox::Result<U> to() & noexcept {
+		if (error) [[unlikely]] {
+			return error;
+		}
+		return U(value);
+	}
+
+	template<typename U = T>
+	constexpr ox::Result<U> to() && noexcept {
+		if (error) [[unlikely]] {
+			return error;
+		}
+		return U(std::move(value));
+	}
+
 	template<typename U = T>
 	constexpr ox::Result<U> to(auto const&f) & noexcept {
 		if (error) [[unlikely]] {

deps/ox/src/ox/std/fmt.hpp

@@ -40,12 +40,17 @@ constexpr StringView toStringView(const char *s) noexcept {
 
 template<bool force = false, std::size_t size>
 constexpr StringView toStringView(const IString<size> &s) noexcept {
-	return s.c_str();
+	return s;
+}
+
+template<bool force = false>
+constexpr StringView toStringView(ox::StringLiteral s) noexcept {
+	return s;
 }
 
 template<bool force = false, std::size_t size>
 constexpr StringView toStringView(const BasicString<size> &s) noexcept {
-	return s.c_str();
+	return s;
 }
 
 #if __has_include(<string>)

deps/ox/src/ox/std/span.hpp

@@ -19,8 +19,8 @@ template<typename T>
 class SpanView {
 
 	private:
-		const T *m_items{};
+		T const*m_items{};
-		const std::size_t m_size{};
+		std::size_t m_size{};
 
 	public:
 		using value_type = T;
@@ -106,6 +106,16 @@ class SpanView {
 			return m_items[i];
 		}
 
+		constexpr SpanView operator+(size_t i) const noexcept {
+			return {m_items + i, m_size - i};
+		}
+
+		constexpr SpanView operator+=(size_t i) noexcept {
+			m_items += i;
+			m_size -= i;
+			return *this;
+		}
+
 		[[nodiscard]]
 		constexpr T const*data() const noexcept {
 			return m_items;

deps/ox/src/ox/std/strconv.hpp

@@ -1,7 +1,9 @@
 
 #pragma once
 
+#include "bit.hpp"
 #include "error.hpp"
+#include "math.hpp"
 #include "types.hpp"
 #include "writer.hpp"
 
@@ -39,6 +41,19 @@ constexpr ox::Error writeItoa(Integer v, ox::Writer_c auto &writer) noexcept {
 		return {};
 }
 
+constexpr ox::Error writeF32toa(float const v, ox::Writer_c auto &writer) noexcept {
+	auto const raw = std::bit_cast<uint32_t>(v);
+	if (raw >> 31) {
+		oxReturnError(writer.put('-'));
+	}
+	auto const mantissa = raw & onMask<uint32_t>(23);
+	auto const exp = ((raw >> 23) & 0xff) - 126;
+	auto const p = ox::pow(2u, exp);
+	auto const out = p * mantissa;
+	oxReturnError(writeItoa(out, writer));
+	return {};
+}
+
 }
 
 #include "istring.hpp"

deps/ox/src/ox/std/string.hpp

@@ -192,6 +192,10 @@ class BasicString {
 		[[nodiscard]]
 		constexpr BasicString substr(std::size_t begin, std::size_t end) const noexcept;
 
+		constexpr void resize(size_t sz) noexcept {
+			m_buff.resize(sz);
+		}
+
 		[[nodiscard]]
 		constexpr const char *data() const noexcept {
 			return m_buff.data();

deps/ox/src/ox/std/test/CMakeLists.txt

@@ -11,6 +11,7 @@ add_test("[ox/std] ox_memcmp ABCDEFG != HIJKLMN" ${CMAKE_RUNTIME_OUTPUT_DIRECTOR
 add_test("[ox/std] ox_memcmp HIJKLMN != ABCDEFG" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "HIJKLMN != ABCDEFG")
 add_test("[ox/std] ox_memcmp ABCDEFG == ABCDEFG" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "ABCDEFG == ABCDEFG")
 add_test("[ox/std] ox_memcmp ABCDEFGHI == ABCDEFG" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "ABCDEFGHI == ABCDEFG")
+#add_test("[ox/std] ftoa" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "ftoa")
 add_test("[ox/std] itoa" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "itoa")
 add_test("[ox/std] BString" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "BString")
 add_test("[ox/std] String" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "String")

deps/ox/src/ox/std/test/tests.cpp

@@ -26,6 +26,16 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 			return OxError(0);
 		}
 	},
+	{
+		"ftoa",
+		[]() {
+			ox::Array<char, 10> buff;
+			ox::CharBuffWriter bw(buff);
+			oxAssert(ox::writeF32toa(5, bw), "ox::writeItoa returned Error");
+			oxExpect(ox::StringView(buff.data()), ox::StringView("5"));
+			return ox::Error{};
+		}
+	},
 	{
 		"itoa",
 		[]() {
@@ -109,7 +119,9 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 			oxAssert(ox::StringView("Write") != ox::String(""), "String / StringView comparison broken");
 			oxAssert(ox::String("Write") != ox::StringView(""), "String / StringView comparison broken");
 			oxAssert(ox::String("Write") == ox::StringView("Write"), "String / StringView comparison broken");
-			oxAssert(ox::String(ox::StringView("Write")) == ox::StringView("Write"), "String / StringView comparison broken");
+			oxAssert(
+					ox::String(ox::StringView("Write")) == ox::StringView("Write"),
+					"String / StringView comparison broken");
 			return OxError(0);
 		}
 	},
@@ -119,7 +131,7 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 			ox::Vector<int> v;
 			oxAssert(v.size() == 0, "Initial Vector size not 0");
 			oxAssert(v.empty(), "Vector::empty() is broken");
-			auto insertTest = [&v](int val, [[maybe_unused]] std::size_t size) {
+			auto insertTest = [&v](int val, std::size_t size) {
 				v.push_back(val);
 				oxReturnError(OxError(v.size() != size, "Vector size incorrect"));
 				oxReturnError(OxError(v[v.size() - 1] != val, "Vector value wrong"));
@@ -152,7 +164,11 @@ static std::map<ox::StringView, ox::Error(*)()> tests = {
 		[] {
 			using BA = ox::Array<char, 4>;
 			const auto actual = ox::serialize<uint32_t>(256).unwrap();
-			oxOutf("[{}, {}, {}, {}]", static_cast<int>(actual[0]), static_cast<int>(actual[1]), static_cast<int>(actual[2]), static_cast<int>(actual[3]));
+			oxOutf("[{}, {}, {}, {}]",
+				   static_cast<int>(actual[0]),
+				   static_cast<int>(actual[1]),
+				   static_cast<int>(actual[2]),
+				   static_cast<int>(actual[3]));
 			oxExpect(ox::serialize<int32_t>(4).unwrap(), BA({4, 0, 0, 0}));
 			oxExpect(ox::serialize<int32_t>(256).unwrap(), BA({0, 1, 0, 0}));
 			oxExpect(ox::serialize<int32_t>(257).unwrap(), BA({1, 1, 0, 0}));