simplify interface of CommandLine class, bevaes just like its ancestor

lib/parallel_split_test/command_line.rb

@@ -7,7 +7,7 @@
 module ParallelSplitTest
   class CommandLine < RSpec::Core::CommandLine
     def run(err, out)
-      Parallel.in_processes(ParallelSplitTest.processes) do |process_number|
+      results = Parallel.in_processes(ParallelSplitTest.processes) do |process_number|
         ENV['TEST_ENV_NUMBER'] = (process_number == 0 ? '' : (process_number + 1).to_s)
         out = OutputRecorder.new(out)
         setup_copied_from_rspec(err, out)
@@ -17,10 +17,19 @@ def run(err, out)
 
         [run_group_of_tests, out.recorded]
       end
+
+      reprint_result_lines(out, results.map(&:last))
+      results.map(&:first).max # combine exit status
     end
 
     private
 
+    def reprint_result_lines(out, printed_outputs)
+      out.puts
+      out.puts "Summary:"
+      out.puts printed_outputs.map{|o| o[/.*\d+ failure.*/] }.join("\n")
+    end
+
     def run_group_of_tests
       example_count = @world.example_count / ParallelSplitTest.processes
 

lib/parallel_split_test/runner.rb

@@ -12,9 +12,7 @@ def self.run(args, err=$stderr, out=$stdout)
       out.puts "Running examples in #{ParallelSplitTest.processes} processes"
 
       report_execution_time(out) do
-        results = ParallelSplitTest::CommandLine.new(options).run(err, out)
-        reprint_result_lines(out, results.map(&:last))
-        results.map(&:first).max
+        ParallelSplitTest::CommandLine.new(options).run(err, out)
       end
     ensure
       RSpec.reset
@@ -27,11 +25,5 @@ def self.report_execution_time(out)
       out.puts "Took %.2f seconds with #{ParallelSplitTest.processes} processes" % runtime
       result
     end
-
-    def self.reprint_result_lines(out, printed_outputs)
-      out.puts
-      out.puts "Summary:"
-      out.puts printed_outputs.map{|o| o[/.*\d+ failure.*/] }.join("\n")
-    end
   end
 end