foo.cpp

IAsyncOperation<String^>^ ChakraJavaScriptExecutor::RunScriptFromFile(String^ sourceUri)
{
	Uri^ fileUri = ref new Uri(sourceUri);
	return create_async([this, fileUri, sourceUri]
	{
		return create_task(StorageFile::GetFileFromApplicationUriAsync(fileUri))
			.then([this, sourceUri](StorageFile^ storageFile)
			{
				return create_task(FileIO::ReadTextAsync(storageFile));
			})
			.then([this, sourceUri](String^ str)
			{
				return create_async([this, sourceUri, str] { return this->RunScript(str, sourceUri); });
			});
	});
}