Method: Metrocot::BasePattern#with_scanned_match_data

Defined in:

lib/metrocot.rb

#with_scanned_match_data(match_map, match_data) ⇒ Object

# File 'lib/metrocot.rb', line 248

def with_scanned_match_data( match_map, match_data )
  
  scanner = if name 
    @node_scraper.scanner_by_name(name) 
  else 
    default_scanner
  end

  if scanner
#       begin
      match_map[name] = scanner.scan(match_data)
#       rescue
#         log("scanner error: #{$!}")
#         return nil
#       end
  elsif name
    match_map[name] = match_data
  elsif self.is_a?(CompositePattern) && match_data.is_a?(Hash)
    log("copying #{match_data.class.name} match data from #{self.description}")
    match_data.each { |key, value|
      match_map[key] = value
    }
  else
    log("not carrying #{match_data.class.name} match data from #{self.description}")
  end
  
  result = yield( match_map )
  match_map.delete(name) if name
  return result

end