25 Feb
2014
25 Feb
'14
12:40 p.m.
On Tue, Feb 25, 2014 at 12:33:27PM +0200, Roman Cheplyaka wrote:
I proposed to merge either into transformers more than a year ago[1], and everyone seemed to agree. Could you please do it?
[1]: http://www.haskell.org/pipermail/libraries/2012-December/019027.html
Not everyone agreed when we discussed this last August. My proposal then was to introduce a new constructor ExceptT on the same pattern as ReaderT, etc, and to deprecate ErrorT, and that's what I intend to include in the next major release, after GHC 7.8 comes out.