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| def QuickPath::axe( elements, axe_name, rest ) matches = [] matches = filter( elements.dup, rest ) if axe_name =~ /-or-self$/u case axe_name when /^descendant/u elements.each do |element| matches |= filter( element.to_a, "descendant-or-self::#{rest}" ) if element.kind_of? Element end when /^ancestor/u elements.each do |element| while element.parent matches << element.parent element = element.parent end end matches = filter( matches, rest ) when "self" matches = filter( elements, rest ) when "child" elements.each do |element| matches |= filter( element.to_a, rest ) if element.kind_of? Element end when "attribute" elements.each do |element| matches << element.attributes[ rest ] if element.kind_of? Element end when "parent" matches = filter(elements.collect{|element| element.parent}.uniq, rest) when "following-sibling" matches = filter(elements.collect{|element| element.next_sibling}.uniq, rest) when "previous-sibling" matches = filter(elements.collect{|element| element.previous_sibling}.uniq, rest ) end return matches.uniq end |