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| def QuickPath::match element, path, namespaces=EMPTY_HASH raise "nil is not a valid xpath" unless path results = nil Functions::namespace_context = namespaces case path when /^\/([^\/]|$)/u # match on root path = path[1..-1] return [element.root.parent] if path == '' results = filter([element.root], path) when /^[-\w]*::/u results = filter([element], path) when /^\*/u results = filter(element.to_a, path) when /^[[!\w:]/u # match on child matches = [] children = element.to_a results = filter(children, path) else results = filter([element], path) end return results end |