npm install --save @types/q
This package contains type definitions for Q (https://github.com/kriskowal/q).
Files were exported from https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/q.
Q
These definitions were written by Barrie Nemetchek, Andrew Gaspar, John Reilly, Michel Boudreau, and TeamworkGuy2.