Fixing an output-indentation bug with self-closed tags. Thanks to Nicolas Sanguinetti for pointing this out.

git-svn-id: svn://hamptoncatlin.com/haml/trunk@729 7063305b-7217-0410-af8c-cdc13e5119b9

lib/haml/buffer.rb

@@ -115,7 +115,7 @@ module Haml
         else
           @buffer << "\n#{tabs(@real_tabs+1)}#{content}\n#{tabs(@real_tabs)}</#{name}>\n"
         end
-      else
+      elsif !atomic
         @real_tabs += 1
       end
     end

test/haml/engine_test.rb

@@ -173,6 +173,10 @@ class EngineTest < Test::Unit::TestCase
     assert_equal("<p a='b2c'>\n</p>\n", render("%p{:a => 'b' + (1 + 1).to_s + 'c'}"))
   end
 
+  def test_dynamic_attrs_with_self_closed_tag
+    assert_equal("<a b='2' />\nc\n", render("%a{'b' => 1 + 1}/\n= 'c'\n"))
+  end
+
   def test_rec_merge
     hash1 = {1=>2, 3=>{5=>7, 8=>9}}
     hash2 = {4=>5, 3=>{5=>2, 16=>12}}