tree 907d0809833aa9b68a1b7c34ca37acb1fb0a40c7
parent 1962d57dfd73253cbbe6fa717356d2ca6183be79
author Patrick Venture <venture@google.com> 1539648646 -0700
committer Patrick Venture <venture@google.com> 1539705423 -0700

cleanup: use double brackets instead of single

[[ ... ]] reduces errors as no pathname expansion or word splitting
takes place between [[ and ]]. In addition, [[ ... ]] allows for
regular expression matching while [ ... ] does not.

Change-Id: I3f085152d9ba21a72eff5d5dc301cc5b80226a70
Signed-off-by: Patrick Venture <venture@google.com>