class Gammo::XPath::AST::UnionExpr
@!visibility private
Public Instance Methods
evaluate(context)
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# File lib/gammo/xpath/ast/expression.rb, line 210 def evaluate(context) cloned = context.clone left, right = @a.evaluate(context), @b.evaluate(cloned) left_node_set = left.to_node_set(context) right_node_set = right.to_node_set(cloned) duplicates = Set.new(left_node_set.nodes) right_node_set.each { |node| left_node_set << node if duplicates.add?(node) } left end