Remove a redundant method call.

Gemfile

@@ -1,3 +1,23 @@
-source 'https://rubygems.org'
+# Copyright (C) 2013 droonga project
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License version 2.1 as published by the Free Software Foundation.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+source "https://rubygems.org"
 
 gemspec
+
+local_rroonga_path = File.join(File.dirname(__FILE__), "..", "rroonga")
+if File.exist?(local_rroonga_path)
+  gem "rroonga", :path => local_rroonga_path
+end

lib/droonga/plugin/handler_search.rb

@@ -91,6 +91,7 @@ def initialize(context, query)
         @context = context
         @query = query
         @result = nil
+        @condition = nil
         @start_time = nil
       end
 
@@ -201,6 +202,7 @@ def search_query(results)
           expression.define_variable(:domain => source)
           parseCondition(source, expression, @query["condition"])
           @result = source.select(expression)
+          @condition = expression
         end
         if @query["groupBy"]
           if @query["groupBy"].is_a? String
@@ -311,6 +313,9 @@ def normalize_target_attributes(attributes)
             expression = Groonga::Expression.new(context: @context)
             variable = expression.define_variable(domain: @result)
             expression.parse(source, syntax: :script)
+            condition = expression.define_variable(name: "$condition",
+                                                   reference: true)
+            condition.value = @condition
             source = nil
           end
           {

test/plugin/test_handler_search.rb

@@ -387,6 +387,47 @@ def test_expression
         }
         assert_search(expected, request)
       end
+
+      def test_snippet_html
+        expected = {
+          "sections-result" => {
+            "records" => [
+              {
+                "title" => "Groonga overview",
+                "snippet" => [
+                  "<span class=\"keyword\">Groonga</span> overview",
+                ],
+              },
+            ],
+          },
+        }
+        request = {
+          "queries" => {
+            "sections-result" => {
+              "source" => "Sections",
+              "condition" => {
+                "query" => "Groonga",
+                "matchTo" => ["title"],
+              },
+              "output" => {
+                "elements" => [
+                  "records",
+                ],
+                "format" => "complex",
+                "limit" => 1,
+                "attributes" => [
+                  "title",
+                  {
+                    "label" => "snippet",
+                    "source" => "snippet_html(title)",
+                  },
+                ],
+              },
+            },
+          },
+        }
+        assert_search(expected, request)
+      end
     end
 
     class FormatTest < self