2.1.0

New features

• New finder methods in collection related classes that return Optional.
• Functions::call().
• TryTo monad to gracefully handle exceptions. For more information see the documentation.

Bugfixes

• Numbers::compare() issue in case of floats is fixed now.

Precore 2.1 requires PHP 5.5.

2.0.0

New features

• Optional added, coming from Guava and Java 8
• Collections::emptyIterator()
• FluentIterable implements Countable, map() and flatMap() were added based on Java 8 naming conventions
• Iterators::each()
• Range supports booleans and DateTimes, serialization is fixed (now uses ToStringHelper)

Backward incompatible changes

• Arrays::sortWith() has been removed
• ChunkProvider must return an Optional. Optional::absent() means the iteration must be stopped
• Iterators::skip() has been renamed to Iterators::advance()
• Iterators never reset the given Iterator from now
• Removed Iterator and IteratorAggregate support in ToStringHelper