pallet/ritz — pull request #100 by berdario (2013-06-20 19:06:09+00:00)
Title: Added eval before the variable expansion

fish shell doesn't support to use variable as commands
(on purpose, see: http://lwn.net/Articles/136232/ "Impossible to Validate the Syntax" )

this is an almost identical PR: https://github.com/kingtim/nrepl.el/pull/192