param_checks.hpp

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#ifndef MLPACK_CORE_UTIL_PARAM_CHECKS_HPP
#define MLPACK_CORE_UTIL_PARAM_CHECKS_HPP

#include <mlpack/prereqs.hpp>

namespace mlpack {
namespace util {

void RequireOnlyOnePassed(
    const std::vector<std::string>& constraints,
    const bool fatal = true,
    const std::string& customErrorMessage = "",
    const bool allowNone = false);

void RequireAtLeastOnePassed(
    const std::vector<std::string>& constraints,
    const bool fatal = true,
    const std::string& customErrorMessage = "");

void RequireNoneOrAllPassed(
    const std::vector<std::string>& constraints,
    const bool fatal = true,
    const std::string& customErrorMessage = "");

template<typename T>
void RequireParamInSet(const std::string& paramName,
                       const std::vector<T>& set,
                       const bool fatal,
                       const std::string& errorMessage);

template<typename T>
void RequireParamValue(const std::string& paramName,
                       const std::function<bool(T)>& conditional,
                       const bool fatal,
                       const std::string& errorMessage);

void ReportIgnoredParam(
    const std::vector<std::pair<std::string, bool>>& constraints,
    const std::string& paramName);

void ReportIgnoredParam(const std::string& paramName,
                        const std::string& reason);

} // namespace util
} // namespace mlpack

// Include implementation.
#include "param_checks_impl.hpp"

#endif