method

preceding

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preceding( node ) private

Builds a nodeset of all of the preceding nodes of the supplied node, in reverse document order

preceding

includes every element in the document that precedes this node,

except for ancestors

Show source

# File lib/rexml/xpath_parser.rb, line 525
    def preceding( node )
      ancestors = []
      p = node.parent
      while p
        ancestors << p
        p = p.parent
      end

      acc = []
      p = preceding_node_of( node )
      while p
        if ancestors.include? p
          ancestors.delete(p)
        else
          acc << p
        end
        p = preceding_node_of( p )
      end
      acc
    end

preceding

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