The original extension is listed in VS Gallery: /vsgallery/369d38e1-53d3-4f5c-9351-a0560162a6d9 https://github.com/elishalom/netcodemetrics
This tool is the custom version of original extension. It uses Roslyn to analyze C# source code. It supports features of C#6.0. https://github.com/vojtechkacmarik/netcodemetrics |