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| // Copyright 2018 Ulf Adams
| //
| // The contents of this file may be used under the terms of the Apache License,
| // Version 2.0.
| //
| // (See accompanying file LICENSE-Apache or copy at
| // http://www.apache.org/licenses/LICENSE-2.0)
| //
| // Alternatively, the contents of this file may be used under the terms of
| // the Boost Software License, Version 1.0.
| // (See accompanying file LICENSE-Boost or copy at
| // https://www.boost.org/LICENSE_1_0.txt)
| //
| // Unless required by applicable law or agreed to in writing, this software
| // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
| // KIND, either express or implied.
|
| /*
| This is a derivative work
| */
|
| #ifndef BOOST_JSON_DETAIL_RYU_DETAIL_DIGIT_TABLE_HPP
| #define BOOST_JSON_DETAIL_RYU_DETAIL_DIGIT_TABLE_HPP
|
| #include <boost/json/detail/config.hpp>
|
| BOOST_JSON_NS_BEGIN
| namespace detail {
|
| namespace ryu {
| namespace detail {
|
| // A table of all two-digit numbers. This is used to speed up decimal digit
| // generation by copying pairs of digits into the final output.
| inline
| char const
| (&DIGIT_TABLE() noexcept)[200]
| {
| static constexpr char arr[200] = {
| '0','0','0','1','0','2','0','3','0','4','0','5','0','6','0','7','0','8','0','9',
| '1','0','1','1','1','2','1','3','1','4','1','5','1','6','1','7','1','8','1','9',
| '2','0','2','1','2','2','2','3','2','4','2','5','2','6','2','7','2','8','2','9',
| '3','0','3','1','3','2','3','3','3','4','3','5','3','6','3','7','3','8','3','9',
| '4','0','4','1','4','2','4','3','4','4','4','5','4','6','4','7','4','8','4','9',
| '5','0','5','1','5','2','5','3','5','4','5','5','5','6','5','7','5','8','5','9',
| '6','0','6','1','6','2','6','3','6','4','6','5','6','6','6','7','6','8','6','9',
| '7','0','7','1','7','2','7','3','7','4','7','5','7','6','7','7','7','8','7','9',
| '8','0','8','1','8','2','8','3','8','4','8','5','8','6','8','7','8','8','8','9',
| '9','0','9','1','9','2','9','3','9','4','9','5','9','6','9','7','9','8','9','9' };
| return arr;
| }
|
| } // detail
| } // ryu
|
| } // detail
| BOOST_JSON_NS_END
|
| #endif
|
|
