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Slight change to avoid accessing twice
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@ -230,8 +230,9 @@ end
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-- Checks the list of secondary nodes to see if a
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-- given side can be connected to
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function Tube:is_valid_side(name, side)
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if self.secondary_node_names[name] then
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return self.secondary_node_names[name][side] or false
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local valid_sides = self.secondary_node_names[name]
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if valid_sides then
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return valid_sides[side] or false
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end
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end
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