find_if.hpp

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// SPDX-License-Identifier: BSL-1.0
// SPDX-FileCopyrightText: Copyright (C) 2019 Tobias Hienzsch
 
#ifndef TETL_ALGORITHM_FIND_IF_HPP
#define TETL_ALGORITHM_FIND_IF_HPP
 
namespace etl {
 
/// \brief Searches for an element for which predicate p returns true
///
/// \param first The range of elements to examine.
/// \param last The range of elements to examine.
/// \param pred Unary predicate which returns ​true for the required element.
///
/// https://en.cppreference.com/w/cpp/algorithm/find
///
/// \ingroup algorithm
template <typename InputIt, typename Predicate>
[[nodiscard]] constexpr auto find_if(InputIt first, InputIt last, Predicate pred) noexcept -> InputIt
{
    for (; first != last; ++first) {
        if (pred(*first)) {
            return first;
        }
    }
    return last;
}
 
} // namespace etl
 
#endif // TETL_ALGORITHM_FIND_IF_HPP