Fix bug to render template in context of caller

lib/totally_tabular/table_view.rb

@@ -8,6 +8,7 @@ class TableView
 
     def initialize(collection, options={}, &block)
       @collection = collection
+      @calling_object = options.delete(:self)
       @options = options
       @column_definition = block
       @helper = HtmlHelper.new
@@ -41,7 +42,7 @@ def build_rows(collection, columns)
         row.render(columns.map do |column|
           column.instance_exec(item, &column.definition)
           row.attributes!(column.row_attributes)
-          @helper.content_tag(:td, column.template.call(item, row), column.cell_attributes)
+          @helper.content_tag(:td, @calling_object.instance_exec(item, row, &column.template), column.cell_attributes)
         end.join)
       end
     end

spec/lib/totally_tabular/table_view_spec.rb

@@ -177,4 +177,24 @@ def selector(string, selector)
     end
 
   end
+
+  it "should allow me to call other methods in the same class" do
+    class TableHelper
+      def embolden_text(text)
+        "<strong>%s</strong>" % text
+      end
+      def render_table
+        TableView.new(["Teamicil"], :self => self) do
+          define_column("Drugs") do |item|
+            template! do
+              embolden_text(item)
+            end
+          end
+        end.render
+      end
+    end
+    t = ""
+    lambda { t = TableHelper.new.render_table }.should_not raise_error
+    selector(t, "table tr td strong").inner_html.should == "Teamicil"
+  end
 end