Basically we want to keep the project small and focused on the injection itself. Also there is a potential issue with multiple IDs if you pre-inline SVGs (we call this ID hell).
If you want to give it a shot, please go ahead. You can contact us anytime through the issues in the SVGInject project for support or API change requests (I am waruyama on GitHub).
https://github.com/iconfu/svg-inject/issues/19
Basically we want to keep the project small and focused on the injection itself. Also there is a potential issue with multiple IDs if you pre-inline SVGs (we call this ID hell).
If you want to give it a shot, please go ahead. You can contact us anytime through the issues in the SVGInject project for support or API change requests (I am waruyama on GitHub).