nojhan/liquidprompt — pull request #90 by LudovicRousseau (2013-01-12 14:46:30+00:00)
Title: Fixes a warning: -bash: local: can only be used in a function

Fixes a warning:
-bash: local: can only be used in a function

A local variable can only be used inside a function.
The function is also unset after use.