lib/trestle/table/column.rb in trestle-0.9.6 vs lib/trestle/table/column.rb in trestle-0.9.7

@@ -106,11 +106,11 @@
           end
         end
 
         def column_value(instance)
           if @column.block
-            if defined?(Haml) && Haml::Helpers.block_is_haml?(@column.block)
+            if block_is_legacy_haml?
               # In order for table column blocks to work properly within Haml templates,
               # the _hamlout local variable needs to be defined in the scope of the block,
               # so that the Haml version of the capture method is used. Because we
               # evaluate the block using instance_exec, we need to set this up manually.
               -> {
@@ -128,9 +128,13 @@
               value.is_a?(String) ? buffer : value
             end
           else
             instance.send(@column.field)
           end
+        end
+
+        def block_is_legacy_haml?
+          defined?(Haml) && Haml::Helpers.respond_to?(:block_is_haml?) && Haml::Helpers.block_is_haml?(@column.block)
         end
       end
     end
   end
 end