Microsoft.VisualStudio.R.Package.ProjectProperties.GetFileFilterAsync C# (CSharp) Method

        public async Task<string> GetFileFilterAsync() {
            var runProps = await GetConfigurationRunPropertiesAsync();
            var filter = await runProps.TransferFilesFilter.GetEvaluatedValueAsync();
            if (string.IsNullOrWhiteSpace(filter)) {
                return "*.r;*.rmd;";
            }
            return filter;
        }