lib/heap_profiler/diff.rb in heap-profiler-0.6.0 vs lib/heap_profiler/diff.rb in heap-profiler-0.7.0

@@ -17,9 +17,10 @@
 
     def initialize(report_directory)
       @report_directory = report_directory
       @allocated = open_dump('allocated')
       @generation = Integer(File.read(File.join(report_directory, 'generation.info')))
+      @generation = nil if @generation == 0
     end
 
     def allocated_diff
       @allocated_diff ||= DumpSubset.new(@allocated.path, @generation)
     end