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| def QuickPath::filter elements, path return elements if path.nil? or path == '' or elements.size == 0 case path when /^\/\//u # Descendant return axe( elements, "descendant-or-self", $' ) when /^\/?\b(\w[-\w]*)\b::/u # Axe axe_name = $1 rest = $' return axe( elements, $1, $' ) when /^\/(?=\b([:!\w][-\.\w]*:)?[-!\*\.\w]*\b([^:(]|$)|\*)/u # Child rest = $' results = [] elements.each do |element| results |= filter( element.to_a, rest ) end return results when /^\/?(\w[-\w]*)\(/u # / Function return function( elements, $1, $' ) when Namespace::NAMESPLIT # Element name name = $2 ns = $1 rest = $' elements.delete_if do |element| !(element.kind_of? Element and (element.expanded_name == name or (element.name == name and element.namespace == Functions.namespace_context[ns]))) end return filter( elements, rest ) when /^\/\[/u matches = [] elements.each do |element| matches |= predicate( element.to_a, path[1..-1] ) if element.kind_of? Element end return matches when /^\[/u # Predicate return predicate( elements, path ) when /^\/?\.\.\./u # Ancestor return axe( elements, "ancestor", $' ) when /^\/?\.\./u # Parent return filter( elements.collect{|e|e.parent}, $' ) when /^\/?\./u # Self return filter( elements, $' ) when /^\*/u # Any results = [] elements.each do |element| results |= filter( [element], $' ) if element.kind_of? Element #if element.kind_of? Element # children = element.to_a # children.delete_if { |child| !child.kind_of?(Element) } # results |= filter( children, $' ) #end end return results end return [] end |