183 lines
8.6 KiB
C++
183 lines
8.6 KiB
C++
//# This file is a part of toml++ and is subject to the the terms of the MIT license.
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//# Copyright (c) Mark Gillard <mark.gillard@outlook.com.au>
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//# See https://github.com/marzer/tomlplusplus/blob/master/LICENSE for the full license text.
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// SPDX-License-Identifier: MIT
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#pragma once
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#include "preprocessor.h"
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#include "header_start.h"
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/// \cond
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#if TOML_GCC && TOML_GCC < 9
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#pragma GCC push_options
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#pragma GCC optimize("O1") // codegen bugs
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#endif
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// the functions in this namespace block are automatically generated by a tool - they are not meant to be hand-edited
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TOML_IMPL_NAMESPACE_START
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{
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TOML_CONST_GETTER
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constexpr bool is_ascii_horizontal_whitespace(char32_t c) noexcept
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{
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return c == U'\t' || c == U' ';
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}
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TOML_CONST_GETTER
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constexpr bool is_non_ascii_horizontal_whitespace(char32_t c) noexcept
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{
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// 20 code units from 8 ranges (spanning a search area of 65120)
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if (c < U'\xA0' || c > U'\uFEFF')
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return false;
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const auto child_index_0 = (static_cast<uint_least64_t>(c) - 0xA0ull) / 0x3FAull;
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if ((1ull << child_index_0) & 0x7FFFFFFFFFFFF75Eull)
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return false;
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if (c == U'\xA0' || c == U'\u3000' || c == U'\uFEFF')
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return true;
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switch (child_index_0)
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{
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case 0x05: return c == U'\u1680' || c == U'\u180E';
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case 0x07:
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return (U'\u2000' <= c && c <= U'\u200B') || (U'\u205F' <= c && c <= U'\u2060') || c == U'\u202F';
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default: TOML_UNREACHABLE;
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}
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TOML_UNREACHABLE;
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}
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TOML_CONST_GETTER
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constexpr bool is_ascii_vertical_whitespace(char32_t c) noexcept
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{
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return c >= U'\n' && c <= U'\r';
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}
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TOML_CONST_GETTER
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constexpr bool is_non_ascii_vertical_whitespace(char32_t c) noexcept
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{
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return (U'\u2028' <= c && c <= U'\u2029') || c == U'\x85';
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}
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TOML_CONST_GETTER
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constexpr bool is_ascii_bare_key_character(char32_t c) noexcept
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{
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#if TOML_LANG_UNRELEASED // toml/issues/644 ('+' in bare keys)
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if TOML_UNLIKELY(c == U'+')
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return true;
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#endif
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// 64 code units from 5 ranges (spanning a search area of 78)
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if (c < U'-' || c > U'z')
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return false;
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return (((static_cast<uint_least64_t>(c) - 0x2Dull) / 0x40ull) != 0ull)
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|| ((1ull << (static_cast<uint_least64_t>(c) - 0x2Dull)) & 0xFFF43FFFFFF01FF9ull);
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}
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#if TOML_LANG_UNRELEASED // toml/pull/891 (unicode bare keys)
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TOML_CONST_GETTER
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constexpr bool is_non_ascii_bare_key_character(char32_t c) noexcept
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{
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// 971732 code units from 16 ranges (spanning a search area of 982862)
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if (c < U'\xB2' || c > U'\U000EFFFF')
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return false;
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const auto child_index_0 = (static_cast<uint_least64_t>(c) - 0xB2ull) / 0x3BFEull;
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if ((1ull << child_index_0) & 0xFFFFFFFFFFFFFFE6ull)
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return true;
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switch (child_index_0)
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{
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case 0x00: // [0] 00B2 - 3CAF
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{
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// 12710 code units from 13 ranges (spanning a search area of 15358)
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TOML_ASSUME(c >= U'\xB2' && c <= U'\u3CAF');
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constexpr uint_least64_t bitmask_table_1[] = {
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0xFFFFFFDFFFFFDC83u, 0xFFFFFFFFFFFFFFDFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFEFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0x000000000C003FFFu, 0xC000000000006000u, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0x000000003FFFFFFFu,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0xFFFFC00000000000u, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0x0000000000003FFFu, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u, 0x0000000000000000u,
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0x0000000000000000u, 0xFFFFFFFFFFFFC000u, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0x3FFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFF8000u, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu,
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0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0xFFFFFFFFFFFFFFFFu, 0x3FFFFFFFFFFFFFFFu,
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};
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return bitmask_table_1[(static_cast<uint_least64_t>(c) - 0xB2ull) / 0x40ull]
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& (0x1ull << ((static_cast<uint_least64_t>(c) - 0xB2ull) % 0x40ull));
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}
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case 0x03: return c <= U'\uD7FF';
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case 0x04:
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return (U'\uF900' <= c && c <= U'\uFDCF') || (U'\uFDF0' <= c && c <= U'\uFFFD') || U'\U00010000' <= c;
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default: TOML_UNREACHABLE;
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}
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TOML_UNREACHABLE;
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}
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#endif // TOML_LANG_UNRELEASED
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}
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TOML_IMPL_NAMESPACE_END;
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#if TOML_GCC && TOML_GCC < 9
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#pragma GCC pop_options
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#endif
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/// \endcond
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#include "header_end.h"
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