improved nan helper

native/dist/ext_nan/CMakeLists.txt

@@ -5,4 +5,12 @@ project(nan_ext VERSION 1.0.0)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
 
-add_add_executable(test test/main.cpp)
+add_executable(nan_helper_tests test/main.cpp)
+
+add_library(Nan__Helpers INTERFACE)
+target_include_directories(Nan__Helpers INTERFACE
+		include/
+		#$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/lib1>
+		#$<INSTALL_INTERFACE:${INSTALL_DI}/lib1>
+)
+add_library(Nan::Helpers ALIAS Nan__Helpers)

native/dist/ext_nan/include/NanStrings.h

@@ -0,0 +1,66 @@
+#pragma once
+
+#include <string_view>
+#include <v8.h>
+
+namespace Nan {
+	/* UTF-8 Helpers */
+	inline v8::Local<v8::String> StringUTF8(std::string_view buffer) {
+		Nan::EscapableHandleScope scope{};
+		auto data = v8::String::NewFromUtf8(Nan::GetCurrentContext()->GetIsolate(), buffer.data(), v8::NewStringType::kNormal, buffer.length());
+
+		v8::Local<v8::String> response{};
+		if(!data.ToLocal(&response))
+			throw std::bad_alloc{};
+		return scope.Escape(response);
+	}
+
+	template <size_t S>
+	inline v8::Local<v8::String> StringUTF8(const char (&buffer)[S]) {
+		return Nan::StringUTF8(buffer, S);
+	}
+
+	inline v8::Local<v8::String> StringUTF8(const char* buffer, size_t length) {
+		return Nan::StringUTF8(std::string_view{buffer, length});
+	}
+
+	/* Latin1 Helpers */
+	inline v8::Local<v8::String> String(std::string_view buffer) {
+		Nan::EscapableHandleScope scope{};
+		auto data = v8::String::NewFromOneByte(Nan::GetCurrentContext()->GetIsolate(), (uint8_t*) buffer.data(), v8::NewStringType::kNormal, buffer.length());
+
+		v8::Local<v8::String> response{};
+		if(!data.ToLocal(&response))
+			throw std::bad_alloc{};
+		return scope.Escape(response);
+	}
+
+	template <size_t S>
+	inline v8::Local<v8::String> String(const char (&buffer)[S]) {
+		return Nan::StringUTF8(buffer, S);
+	}
+
+	inline v8::Local<v8::String> String(const char* buffer, size_t length) {
+		return Nan::StringUTF8(std::string_view{buffer, length});
+	}
+
+	/* Wide char helpers */
+	inline v8::Local<v8::String> String(std::wstring_view buffer) {
+		Nan::EscapableHandleScope scope{};
+		auto data = v8::String::NewFromTwoByte(Nan::GetCurrentContext()->GetIsolate(), (uint16_t*) buffer.data(), v8::NewStringType::kNormal, buffer.length());
+
+		v8::Local<v8::String> response{};
+		if(!data.ToLocal(&response))
+			throw std::bad_alloc{};
+		return scope.Escape(response);
+	}
+
+	template <size_t S>
+	inline v8::Local<v8::String> String(const wchar_t (&buffer)[S]) {
+		return Nan::String(buffer, S);
+	}
+
+	inline v8::Local<v8::String> String(const wchar_t* buffer, size_t length) {
+		return Nan::String(std::wstring_view{buffer, length});
+	}
+}

native/dist/ext_nan/test/main.cpp

@@ -1,2 +1,7 @@
-#include "../NanEventCallback.h"
-#include "../NanException.h"
+#include "include/NanEventCallback.h"
+#include "include/NanException.h"
+#include "include/NanStrings.h"
+
+int main() {
+	auto str = Nan::StringUTF8("Hello World");
+}