djspiewak/anti-xml — pull request #73 by mkneissl (2011-10-21 13:18:38+00:00)
Title: Improved performance of preconditions on strings

Replaced !regex.unapplySeq.isEmpty by regex.pattern.matcher(_).matches.

This avoids a lot of allocations of unneeded objects and improves the
overall performance on Android by a factor of 2-3 (for my use case).