Fix cyclomatic complexity cop in SpaceAfterPropertyColon

Appease the Rubocop gods. This seems excessively verbose, but I do
acknowledge that it makes the code easier to read at a high level,
which is nice.

Change-Id: I3d667ab824eea00f9ea4c80d7648853e1e5de302
Reviewed-on: http://gerrit.causes.com/38493
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane@causes.com>