Class: REXML::Validation::RelaxNG

Inherits:
Object
  • Object
show all
Includes:
Validator
Defined in:
lib/extensions/rexml/rexml/validation/relaxng.rb

Overview

Implemented:

  • empty

  • element

  • attribute

  • text

  • optional

  • choice

  • oneOrMore

  • zeroOrMore

  • group

  • value

  • interleave

  • mixed

  • ref

  • grammar

  • start

  • define

Not implemented:

  • data

  • param

  • include

  • externalRef

  • notAllowed

  • anyName

  • nsName

  • except

  • name

Constant Summary collapse

INFINITY = 
1.0 / 0.0
EMPTY = 
Event.new( nil )
TEXT = 
[:start_element, "text"]

Constants included from Validator

Validator::NILEVENT

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Validator

#dump, #reset, #validate

Constructor Details

#initialize(source) ⇒ RelaxNG

FIXME: Namespaces



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# File 'lib/extensions/rexml/rexml/validation/relaxng.rb', line 45

def initialize source
  parser = REXML::Parsers::BaseParser.new( source )

  @count = 0
  @references = {}
  @root = @current = Sequence.new(self)
  @root.previous = true
  states = [ @current ]
  begin
    event = parser.pull
    case event[0]
    when :start_element
      case event[1]
      when "empty"
      when "element", "attribute", "text", "value"
        states[-1] << event
      when "optional"
        states << Optional.new( self )
        states[-2] << states[-1]
      when "choice"
        states << Choice.new( self )
        states[-2] << states[-1]
      when "oneOrMore"
        states << OneOrMore.new( self )
        states[-2] << states[-1]
      when "zeroOrMore"
        states << ZeroOrMore.new( self )
        states[-2] << states[-1]
      when "group"
        states << Sequence.new( self )
        states[-2] << states[-1]
      when "interleave"
        states << Interleave.new( self )
        states[-2] << states[-1]
      when "mixed"
        states << Interleave.new( self )
        states[-2] << states[-1]
        states[-1] << TEXT 
      when "define"
        states << [ event[2]["name"] ]
      when "ref"
        states[-1] << Ref.new( event[2]["name"] )
      when "anyName"
        states << AnyName.new( self )
        states[-2] << states[-1]
      when "nsName"
      when "except"
      when "name"
      when "data"
      when "param"
      when "include"
      when "grammar"
      when "start"
      when "externalRef"
      when "notAllowed"
      end
    when :end_element
      case event[1]
      when "element", "attribute"
        states[-1] << event
      when "zeroOrMore", "oneOrMore", "choice", "optional", 
        "interleave", "group", "mixed"
        states.pop
      when "define"
        ref = states.pop
        @references[ ref.shift ] = ref
      #when "empty"
      end
    when :end_document
      states[-1] << event
    when :text
      states[-1] << event
    end
  end while event[0] != :end_document
end

Instance Attribute Details

#count ⇒ Object

Returns the value of attribute count.



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# File 'lib/extensions/rexml/rexml/validation/relaxng.rb', line 41

def count
  @count
end

#current ⇒ Object

Returns the value of attribute current.



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# File 'lib/extensions/rexml/rexml/validation/relaxng.rb', line 40

def current
  @current
end

#references ⇒ Object (readonly)

Returns the value of attribute references.



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# File 'lib/extensions/rexml/rexml/validation/relaxng.rb', line 42

def references
  @references
end

Instance Method Details

#receive(event) ⇒ Object 



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# File 'lib/extensions/rexml/rexml/validation/relaxng.rb', line 121

def receive event
  validate( event )
end