1 files changed, 10 insertions, 10 deletions
diff --git a/lib/sisu/v3/dal.rb b/lib/sisu/v3/dal.rb
index 79e12e2d..a03ed55c 100644
--- a/lib/sisu/v3/dal.rb
+++ b/lib/sisu/v3/dal.rb
@@ -445,18 +445,18 @@ module SiSU_DAL
     end
     def make_marshal_content
       marshal_dal=@make.marshal.dal_content
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Array
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Array)
     end
     def make_marshal_metadata
       marshal_dal=@make.marshal.dal_metadata
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Array
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Array)
     end
     def idx_html_hard_output
       if @md.book_idx \
       and @md.opt.cmd =~/M/
         filename_meta=@cf.file_meta_idx_html
-        unless @data.nil? #REMOVE earliest possible
-          @data.each {|s| p s.inspect + "\n" unless s.class==String}
+        if @data.is_a?(Array)
+          @data.each {|s| p s.inspect + "\n" unless s.is_a?(String)}
           @data.each {|s| filename_meta.puts s.strip + "\n" unless s.strip.empty?}
         end
       else
@@ -466,27 +466,27 @@ module SiSU_DAL
     end
     def make_marshal_idx_sst_html_seg
       marshal_dal=@make.marshal.dal_idx_sst_rel_html_seg
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Array
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Array)
     end
     def make_marshal_idx_sst_rel
       marshal_dal=@make.marshal.dal_idx_sst_rel
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Array
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Array)
     end
     def make_marshal_idx_html
       marshal_dal=@make.marshal.dal_idx_html
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Array
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Array)
     end
     def make_marshal_idx_xhtml
       marshal_dal=@make.marshal.dal_idx_xhtml
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Array
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Array)
     end
     def make_marshal_map_nametags
       marshal_dal=@make.marshal.dal_map_nametags
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Hash
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Hash)
     end
     def make_marshal_map_name_ocn_htmlseg
       marshal_dal=@make.marshal.dal_map_ocn_htmlseg
-      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.class==Hash
+      File.open(marshal_dal,'w'){|f| Marshal.dump(@data,f)} if @data.is_a?(Hash)
     end
   end
   class Make