ui: Add an 'unbound-variable' exception printer.
authorLudovic Courtès <ludo@gnu.org>
Thu, 9 Nov 2017 22:31:18 +0000 (23:31 +0100)
committerLudovic Courtès <ludo@gnu.org>
Thu, 9 Nov 2017 22:54:47 +0000 (23:54 +0100)
commitdc856223f5eab57d8a4881782ec0f50abd12afa3
tree69eac3c1c442bcb076c4f12ae965b0ba6b8cf356
parenta2985bb101faac9f085176e0329488b91b81dfb5
ui: Add an 'unbound-variable' exception printer.

* guix/ui.scm (print-unbound-variable-error): New variable.
Use it as the 'unbound-variable' printer.
guix/ui.scm