specifying diff tool for rtf files

[Matt Mackall]

On Fri, 2012-11-16 at 17:51 +0000, Haszlakiewicz, Eric wrote:
> Is there a way to specify which diff tool to use for certain files?

No. Note that diff serves two somewhat conflicting purposes:

- compatibility with patch
- human readability (strictly secondary)

..so format-awareness is off the table. However:

http://mercurial.selenic.com/wiki/ExtdiffExtension

-- 
Mathematics is the supreme nostalgia of our time.