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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/vespalib/stllike/string.h>
#include <vector>
namespace search::fef {
class BlueprintFactory;
class IIndexEnvironment;
enum class Level {INFO, WARNING, ERROR};
using Message = std::pair<Level, vespalib::string>;
/**
* Verify whether a specific feature can be computed. If the feature
* can not be computed, log a reason why, including feature
* dependencies.
*
* @return true if the feature can be computed, false otherwise
* @param factory blueprint factory
* @param indexEnv index environment
* @param featureName name of feature to verify
* @param desc external description of the feature
**/
bool verifyFeature(const BlueprintFactory &factory,
const IIndexEnvironment &indexEnv,
const std::string &featureName,
const std::string &desc,
std::vector<Message> & errors);
}
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