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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <memory>
namespace vespalib::eval {
namespace nodes { struct Node; }
struct NodeTools {
static size_t min_num_params(const nodes::Node &node);
static std::unique_ptr<nodes::Node> copy(const nodes::Node &node);
};
} // namespace vespalib::eval
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