Construct a resource specification from paths
add_resources(from, audio = c(".mp3", ".wav", ".aif", ".mid"), video = c(".mp4", ".mpg", ".mov", ".wmv"), image = c(".jpg", ".png", ".bmp", ".svg", ".tiff"), script = c(".js"), style = c(".css"))
| from | The paths to files/directories | 
|---|---|
| audio | File extensions assumed to be audio | 
| video | File extensions assumed to be video | 
| image | File extensions assumed to be images | 
| script | File extensions assumed to be scripts | 
| style | File extensions assumed to be stylesheets |