Class: REXML::Parsers::LightParser

Inherits:
Object
  • Object
show all
Defined in:
lib/rexml/parsers/lightparser.rb

Instance Method Summary collapse

Constructor Details

#initialize(stream) ⇒ LightParser

Returns a new instance of LightParser.



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# File 'lib/rexml/parsers/lightparser.rb', line 8

def initialize stream
  @stream = stream
  @parser = REXML::Parsers::BaseParser.new( stream )
end

Instance Method Details

#add_listener(listener) ⇒ Object 



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# File 'lib/rexml/parsers/lightparser.rb', line 13

def add_listener( listener )
  @parser.add_listener( listener )
end

#parse ⇒ Object 



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# File 'lib/rexml/parsers/lightparser.rb', line 22

def parse
  root = context = [ :document ]
  while true
    event = @parser.pull
    case event[0]
    when :end_document
      break
    when :start_element, :start_doctype
      new_node = event
      context << new_node
      new_node[1,0] = [context]
      context = new_node
    when :end_element, :end_doctype
      context = context[1]
    else
      new_node = event
      context << new_node
      new_node[1,0] = [context]
    end
  end
  root
end

#rewind ⇒ Object 



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# File 'lib/rexml/parsers/lightparser.rb', line 17

def rewind
  @stream.rewind
  @parser.stream = @stream
end