angular-ui/ui-router — pull request #215 by nateabele (2013-07-01 13:10:43+00:00)
Title: UrlMatcher should throw error when route contains capture groups

As per #206, `UrlMatcher` does not allow capture groups in routes. This patch makes `UrlMatcher` check for unbalanced parameters and throw an error accordingly.

cc: @ksperling