```coffeescript
name: "Roff"
scopeName: "source.roff"
fileTypes: ["1"]
```

Extend list of supported file extensions
user
```coffeescript
name: "Roff"
scopeName: "source.roff"
fileTypes: [
	"1", "1b", "1c", "1has", "1in", "1m", "1s", "1x",
	"2",
	"3", "3avl", "3bsm", "3c", "3in", "3m", "3qt", "3x",
	"4",
	"5",
	"6",
	"7", "7d", "7fs", "7i", "7ipp", "7m", "7p",
	"8",
	"9", "9e", "9f", "9p", "9s",
	"chem",
	"eqn",
	"groff",
	"man",
	"mandoc",
	"mdoc",
	"me",
	"ms",
	"mom",
	"n",
	"rno",
	"roff",
	"t",
	"tr"
]
```
assistant