yields/stream-log — pull request #3 by stephenmathieson (2014-09-29 17:50:08+00:00)
Title: index: Fix variadic argument formatting

Fixes additional argument formatting. Currently, `logger.foo('bar %s',
'baz')` will print "foo : bar %s baz". This patch will now yield "foo
: bar baz".

Also, add tests / code-coverage reporting to prove this bug is fixed :)