parser help

Stream: general

[Scott Morrison]

How do I write a parser for a using x y, where x and y should be names?

I know I'd write parse (tk "using" *> ident)? if I was just trying to parse using x, but I want to match exactly two identifiers after the using.

[Mario Carneiro]

parse (tk "using" *> (prod.mk <$> ident <*> ident))?

[Mario Carneiro]

that puts them in a pair