lib/ms/parser/mzdata.rb in mspire-0.3.9 vs lib/ms/parser/mzdata.rb in mspire-0.4.2

@@ -9,15 +9,21 @@
   include MS::Parser
   include XMLStyleParser
  
   # returns a specific parser MS::Parser::MzXML::#{ParserType}
   # based on choose_parser from xml_style_parser
-  def self.new(parse_type=:msrun, version='1.05')
+  def self.new(parse_type=:msrun, version='1.05', opts={})
+    special_subclass = 
+      if opts[:lazy] == :io
+      'LazyData'
+      else ; nil
+      end
+
     @version = version
     @method = parse_type
     #p self.methods.grep /choose_parser/
     XMLStyleParser.require_parse_files(Base_dir_for_parsers)
-    parser_class = XMLStyleParser.choose_parser(self, parse_type)
+    parser_class = XMLStyleParser.choose_parser(self, parse_type, special_subclass)
     parser = parser_class.new(parse_type, version)
   end
 
 end