Revert changes in lib/tasks/lint.rake

lib/tasks/lint.rake

@@ -36,9 +36,14 @@ unless Rails.env.production?
         gettext:updated_check
         lint:static_verification
       ].each do |task|
-        warn "#{Time.now} Running #{task}\n"
-
         pid = Process.fork do
+          rd_out, wr_out = IO.pipe
+          rd_err, wr_err = IO.pipe
+          stdout = $stdout.dup
+          stderr = $stderr.dup
+          $stdout.reopen(wr_out)
+          $stderr.reopen(wr_err)
+
           begin
             Rake::Task[task].invoke
           rescue SystemExit => ex
@@ -48,7 +53,15 @@ unless Rails.env.production?
             msg = "*** Rake task #{task} raised #{ex.class}:"
             raise ex
           ensure
+            $stdout.reopen(stdout)
+            $stderr.reopen(stderr)
+            wr_out.close
+            wr_err.close
+
             warn "\n#{msg}\n\n" if msg
+
+            IO.copy_stream(rd_out, $stdout)
+            IO.copy_stream(rd_err, $stderr)
           end
         end