fails:The return keyword in a Thread raises a ThreadError if used to exit a thread
fails:The return keyword when passed a splat returns nil when the ary is empty
fails:The return keyword when passed a splat returns the first element when the array is size of 1
fails:The return keyword when passed a splat returns a non-array when used as a splat
fails:The return keyword when passed a splat calls 'to_a' on the splatted value first
fails:The return keyword when passed a splat calls 'to_ary' on the splatted value first
fails:The return keyword within a block raises a LocalJumpError if there is no lexicaly enclosing method
