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ðŸ“ ..
ðŸ“„ attlistdecl.rb(1.79 KB)
ðŸ“„ attribute.rb(5.02 KB)
ðŸ“„ cdata.rb(1.44 KB)
ðŸ“„ child.rb(2.46 KB)
ðŸ“„ comment.rb(2 KB)
ðŸ“„ doctype.rb(6.64 KB)
ðŸ“„ document.rb(7.93 KB)
ðŸ“ dtd
ðŸ“„ element.rb(43.24 KB)
ðŸ“„ encoding.rb(2.08 KB)
ðŸ“ encodings
ðŸ“„ entity.rb(4.85 KB)
ðŸ“ formatters
ðŸ“„ functions.rb(10.8 KB)
ðŸ“„ instruction.rb(1.9 KB)
ðŸ“ light
ðŸ“„ namespace.rb(1018 B)
ðŸ“„ node.rb(1.93 KB)
ðŸ“„ output.rb(385 B)
ðŸ“„ parent.rb(4.4 KB)
ðŸ“„ parseexception.rb(1.2 KB)
ðŸ“ parsers
ðŸ“„ quickpath.rb(7.65 KB)
ðŸ“„ rexml.rb(1.71 KB)
ðŸ“„ sax2listener.rb(3.45 KB)
ðŸ“„ source.rb(7.06 KB)
ðŸ“„ streamlistener.rb(3.71 KB)
ðŸ“„ syncenumerator.rb(721 B)
ðŸ“„ text.rb(11.15 KB)
ðŸ“„ undefinednamespaceexception.rb(210 B)
ðŸ“ validation
ðŸ“„ xmldecl.rb(2.65 KB)
ðŸ“„ xmltokens.rb(506 B)
ðŸ“„ xpath.rb(2.39 KB)
ðŸ“„ xpath_parser.rb(25.15 KB)

Editing: xpath.rb

require 'rexml/functions'
require 'rexml/xpath_parser'

module REXML
	# Wrapper class.  Use this class to access the XPath functions.
	class XPath
		include Functions
		EMPTY_HASH = {}

# Finds and returns the first node that matches the supplied xpath.
		# element::
		# 	The context element
		# path::
		# 	The xpath to search for.  If not supplied or nil, returns the first
		# 	node matching '*'.
		# namespaces::
		# 	If supplied, a Hash which defines a namespace mapping.
		#
		#  XPath.first( node )
		#  XPath.first( doc, "//b"} )
		#  XPath.first( node, "a/x:b", { "x"=>"http://doofus" } )
    def XPath::first element, path=nil, namespaces=nil, variables={}
      raise "The namespaces argument, if supplied, must be a hash object." unless namespaces.nil? or namespaces.kind_of?(Hash)
      raise "The variables argument, if supplied, must be a hash object." unless variables.kind_of?(Hash)
			parser = XPathParser.new
			parser.namespaces = namespaces
			parser.variables = variables
			path = "*" unless path
			element = [element] unless element.kind_of? Array
			parser.parse(path, element).flatten[0]
		end

# Iterates over nodes that match the given path, calling the supplied
		# block with the match.
		# element::
		#   The context element
		# path::
		#   The xpath to search for.  If not supplied or nil, defaults to '*'
		# namespaces::
		# 	If supplied, a Hash which defines a namespace mapping
		#
		#  XPath.each( node ) { |el| ... }
		#  XPath.each( node, '/*[@attr='v']' ) { |el| ... }
		#  XPath.each( node, 'ancestor::x' ) { |el| ... }
		def XPath::each element, path=nil, namespaces=nil, variables={}, &block
      raise "The namespaces argument, if supplied, must be a hash object." unless namespaces.nil? or namespaces.kind_of?(Hash)
      raise "The variables argument, if supplied, must be a hash object." unless variables.kind_of?(Hash)
			parser = XPathParser.new
			parser.namespaces = namespaces
			parser.variables = variables
			path = "*" unless path
			element = [element] unless element.kind_of? Array
			parser.parse(path, element).each( &block )
		end

# Returns an array of nodes matching a given XPath.  
		def XPath::match element, path=nil, namespaces=nil, variables={}
			parser = XPathParser.new
			parser.namespaces = namespaces
			parser.variables = variables
			path = "*" unless path
			element = [element] unless element.kind_of? Array
			parser.parse(path,element)
		end
	end
end

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Editing: xpath.rb

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