chang-ad:添加utfcpp三方库,库名由Ofen改为ofen,修正测试用例编译。
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								3rd/README.md
									
									
									
									
									
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								3rd/README.md
									
									
									
									
									
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					# 版本信息
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					| 库     | 版本  |
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					| ------ | ----- |
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					| utfcpp | 4.0.6 |
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										46
									
								
								3rd/utf8.h
									
									
									
									
									
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								3rd/utf8.h
									
									
									
									
									
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					// Copyright 2006 Nemanja Trifunovic
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					/*
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					Permission is hereby granted, free of charge, to any person or organization
 | 
				
			||||||
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					obtaining a copy of the software and accompanying documentation covered by
 | 
				
			||||||
 | 
					this license (the "Software") to use, reproduce, display, distribute,
 | 
				
			||||||
 | 
					execute, and transmit the Software, and to prepare derivative works of the
 | 
				
			||||||
 | 
					Software, and to permit third-parties to whom the Software is furnished to
 | 
				
			||||||
 | 
					do so, all subject to the following:
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			||||||
 | 
					
 | 
				
			||||||
 | 
					The copyright notices in the Software and this entire statement, including
 | 
				
			||||||
 | 
					the above license grant, this restriction and the following disclaimer,
 | 
				
			||||||
 | 
					must be included in all copies of the Software, in whole or in part, and
 | 
				
			||||||
 | 
					all derivative works of the Software, unless such copies or derivative
 | 
				
			||||||
 | 
					works are solely in the form of machine-executable object code generated by
 | 
				
			||||||
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					a source language processor.
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			||||||
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			||||||
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					THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | 
				
			||||||
 | 
					IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | 
				
			||||||
 | 
					FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 | 
				
			||||||
 | 
					SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 | 
				
			||||||
 | 
					FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 | 
				
			||||||
 | 
					ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 | 
				
			||||||
 | 
					DEALINGS IN THE SOFTWARE.
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			||||||
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					*/
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					#ifndef UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
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					#define UTF8_FOR_CPP_2675DCD0_9480_4c0c_B92A_CC14C027B731
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					/*
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					To control the C++ language version used by the library, you can define UTF_CPP_CPLUSPLUS macro
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					and set it to one of the values used by the __cplusplus predefined macro.
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					For instance,
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					    #define UTF_CPP_CPLUSPLUS 199711L
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					will cause the UTF-8 CPP library to use only types and language features available in the C++ 98 standard.
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					Some library features will be disabled.
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					If you leave UTF_CPP_CPLUSPLUS undefined, it will be internally assigned to __cplusplus.
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					*/
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					#include "utf8/checked.h"
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					#include "utf8/unchecked.h"
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					#endif // header guard
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										359
									
								
								3rd/utf8/checked.h
									
									
									
									
									
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								3rd/utf8/checked.h
									
									
									
									
									
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					// Copyright 2006-2016 Nemanja Trifunovic
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					/*
 | 
				
			||||||
 | 
					Permission is hereby granted, free of charge, to any person or organization
 | 
				
			||||||
 | 
					obtaining a copy of the software and accompanying documentation covered by
 | 
				
			||||||
 | 
					this license (the "Software") to use, reproduce, display, distribute,
 | 
				
			||||||
 | 
					execute, and transmit the Software, and to prepare derivative works of the
 | 
				
			||||||
 | 
					Software, and to permit third-parties to whom the Software is furnished to
 | 
				
			||||||
 | 
					do so, all subject to the following:
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					The copyright notices in the Software and this entire statement, including
 | 
				
			||||||
 | 
					the above license grant, this restriction and the following disclaimer,
 | 
				
			||||||
 | 
					must be included in all copies of the Software, in whole or in part, and
 | 
				
			||||||
 | 
					all derivative works of the Software, unless such copies or derivative
 | 
				
			||||||
 | 
					works are solely in the form of machine-executable object code generated by
 | 
				
			||||||
 | 
					a source language processor.
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | 
				
			||||||
 | 
					IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | 
				
			||||||
 | 
					FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 | 
				
			||||||
 | 
					SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 | 
				
			||||||
 | 
					FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 | 
				
			||||||
 | 
					ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 | 
				
			||||||
 | 
					DEALINGS IN THE SOFTWARE.
 | 
				
			||||||
 | 
					*/
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			||||||
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					#ifndef UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
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					#define UTF8_FOR_CPP_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
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					#include "core.h"
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					#include <stdexcept>
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					namespace utf8
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					{
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					    // Base for the exceptions that may be thrown from the library
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					    class exception : public ::std::exception {
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					    };
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					    // Exceptions that may be thrown from the library functions.
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					    class invalid_code_point : public exception {
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					        utfchar32_t cp;
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					    public:
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					        invalid_code_point(utfchar32_t codepoint) : cp(codepoint) {}
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					        virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Invalid code point"; }
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					        utfchar32_t code_point() const {return cp;}
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					    };
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					    class invalid_utf8 : public exception {
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					        utfchar8_t u8;
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					    public:
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					        invalid_utf8 (utfchar8_t u) : u8(u) {}
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					        invalid_utf8 (char c) : u8(static_cast<utfchar8_t>(c)) {}
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					        virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Invalid UTF-8"; }
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					        utfchar8_t utf8_octet() const {return u8;}
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					    };
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					    class invalid_utf16 : public exception {
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					        utfchar16_t u16;
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					    public:
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					        invalid_utf16 (utfchar16_t u) : u16(u) {}
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					        virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Invalid UTF-16"; }
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					        utfchar16_t utf16_word() const {return u16;}
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					    };
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					    class not_enough_room : public exception {
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					    public:
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					        virtual const char* what() const UTF_CPP_NOEXCEPT UTF_CPP_OVERRIDE { return "Not enough space"; }
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					    };
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					    /// The library API - functions intended to be called by the users
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					    template <typename octet_iterator>
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					    octet_iterator append(utfchar32_t cp, octet_iterator result)
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					    {
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					        if (!utf8::internal::is_code_point_valid(cp))
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					            throw invalid_code_point(cp);
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					        return internal::append(cp, result);
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					    }
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					    inline void append(utfchar32_t cp, std::string& s)
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					    {
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					        append(cp, std::back_inserter(s));
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					    }
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					    template <typename word_iterator>
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					    word_iterator append16(utfchar32_t cp, word_iterator result)
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					    {
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					        if (!utf8::internal::is_code_point_valid(cp))
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					            throw invalid_code_point(cp);
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					        return internal::append16(cp, result);
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					    }
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					    template <typename octet_iterator, typename output_iterator>
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					    output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out, utfchar32_t replacement)
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					    {
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					        while (start != end) {
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					            octet_iterator sequence_start = start;
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					            internal::utf_error err_code = utf8::internal::validate_next(start, end);
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					            switch (err_code) {
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					                case internal::UTF8_OK :
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					                    for (octet_iterator it = sequence_start; it != start; ++it)
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					                        *out++ = *it;
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					                    break;
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					                case internal::NOT_ENOUGH_ROOM:
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					                    out = utf8::append (replacement, out);
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					                    start = end;
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					                    break;
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					                case internal::INVALID_LEAD:
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					                    out = utf8::append (replacement, out);
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					                    ++start;
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					                    break;
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					                case internal::INCOMPLETE_SEQUENCE:
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					                case internal::OVERLONG_SEQUENCE:
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					                case internal::INVALID_CODE_POINT:
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					                    out = utf8::append (replacement, out);
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					                    ++start;
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					                    // just one replacement mark for the sequence
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					                    while (start != end && utf8::internal::is_trail(*start))
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					                        ++start;
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					                    break;
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					            }
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					        }
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					        return out;
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					    }
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					    template <typename octet_iterator, typename output_iterator>
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					    inline output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out)
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					    {
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					        static const utfchar32_t replacement_marker = utf8::internal::mask16(0xfffd);
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					        return utf8::replace_invalid(start, end, out, replacement_marker);
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					    }
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					    inline std::string replace_invalid(const std::string& s, utfchar32_t replacement)
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					    {
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					        std::string result;
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					        replace_invalid(s.begin(), s.end(), std::back_inserter(result), replacement);
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					        return result;
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					    }
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					    inline std::string replace_invalid(const std::string& s)
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					    {
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					        std::string result;
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					        replace_invalid(s.begin(), s.end(), std::back_inserter(result));
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					        return result;
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					    }
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					    template <typename octet_iterator>
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					    utfchar32_t next(octet_iterator& it, octet_iterator end)
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					    {
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					        utfchar32_t cp = 0;
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					        internal::utf_error err_code = utf8::internal::validate_next(it, end, cp);
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					        switch (err_code) {
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					            case internal::UTF8_OK :
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					                break;
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					            case internal::NOT_ENOUGH_ROOM :
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					                throw not_enough_room();
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					            case internal::INVALID_LEAD :
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					            case internal::INCOMPLETE_SEQUENCE :
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					            case internal::OVERLONG_SEQUENCE :
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					                throw invalid_utf8(static_cast<utfchar8_t>(*it));
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					            case internal::INVALID_CODE_POINT :
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					                throw invalid_code_point(cp);
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					        }
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					        return cp;
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					    }
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					    template <typename word_iterator>
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					    utfchar32_t next16(word_iterator& it, word_iterator end)
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					    {
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					        utfchar32_t cp = 0;
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					        internal::utf_error err_code = utf8::internal::validate_next16(it, end, cp);
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					        if (err_code == internal::NOT_ENOUGH_ROOM)
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					            throw not_enough_room();
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					        return cp;
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					    }
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					    template <typename octet_iterator>
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					    utfchar32_t peek_next(octet_iterator it, octet_iterator end)
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					    {
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					        return utf8::next(it, end);
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					    }
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					    template <typename octet_iterator>
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					    utfchar32_t prior(octet_iterator& it, octet_iterator start)
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					    {
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					        // can't do much if it == start
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					        if (it == start)
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					            throw not_enough_room();
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					        octet_iterator end = it;
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					        // Go back until we hit either a lead octet or start
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					        while (utf8::internal::is_trail(*(--it)))
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					            if (it == start)
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					                throw invalid_utf8(*it); // error - no lead byte in the sequence
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					        return utf8::peek_next(it, end);
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					    }
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					    template <typename octet_iterator, typename distance_type>
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					    void advance (octet_iterator& it, distance_type n, octet_iterator end)
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					    {
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					        const distance_type zero(0);
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					        if (n < zero) {
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					            // backward
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					            for (distance_type i = n; i < zero; ++i)
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					                utf8::prior(it, end);
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					        } else {
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					            // forward
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					            for (distance_type i = zero; i < n; ++i)
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					                utf8::next(it, end);
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					        }
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					    }
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					    template <typename octet_iterator>
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					    typename std::iterator_traits<octet_iterator>::difference_type
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					    distance (octet_iterator first, octet_iterator last)
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					    {
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					        typename std::iterator_traits<octet_iterator>::difference_type dist;
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					        for (dist = 0; first < last; ++dist)
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					            utf8::next(first, last);
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					        return dist;
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			||||||
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					    }
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 | 
					    template <typename u16bit_iterator, typename octet_iterator>
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			||||||
 | 
					    octet_iterator utf16to8 (u16bit_iterator start, u16bit_iterator end, octet_iterator result)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        while (start != end) {
 | 
				
			||||||
 | 
					            utfchar32_t cp = utf8::internal::mask16(*start++);
 | 
				
			||||||
 | 
					            // Take care of surrogate pairs first
 | 
				
			||||||
 | 
					            if (utf8::internal::is_lead_surrogate(cp)) {
 | 
				
			||||||
 | 
					                if (start != end) {
 | 
				
			||||||
 | 
					                    const utfchar32_t trail_surrogate = utf8::internal::mask16(*start++);
 | 
				
			||||||
 | 
					                    if (utf8::internal::is_trail_surrogate(trail_surrogate))
 | 
				
			||||||
 | 
					                        cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
 | 
				
			||||||
 | 
					                    else
 | 
				
			||||||
 | 
					                        throw invalid_utf16(static_cast<utfchar16_t>(trail_surrogate));
 | 
				
			||||||
 | 
					                }
 | 
				
			||||||
 | 
					                else
 | 
				
			||||||
 | 
					                    throw invalid_utf16(static_cast<utfchar16_t>(cp));
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            // Lone trail surrogate
 | 
				
			||||||
 | 
					            else if (utf8::internal::is_trail_surrogate(cp))
 | 
				
			||||||
 | 
					                throw invalid_utf16(static_cast<utfchar16_t>(cp));
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					            result = utf8::append(cp, result);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename u16bit_iterator, typename octet_iterator>
 | 
				
			||||||
 | 
					    u16bit_iterator utf8to16 (octet_iterator start, octet_iterator end, u16bit_iterator result)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        while (start < end) {
 | 
				
			||||||
 | 
					            const utfchar32_t cp = utf8::next(start, end);
 | 
				
			||||||
 | 
					            if (cp > 0xffff) { //make a surrogate pair
 | 
				
			||||||
 | 
					                *result++ = static_cast<utfchar16_t>((cp >> 10)   + internal::LEAD_OFFSET);
 | 
				
			||||||
 | 
					                *result++ = static_cast<utfchar16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            else
 | 
				
			||||||
 | 
					                *result++ = static_cast<utfchar16_t>(cp);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator, typename u32bit_iterator>
 | 
				
			||||||
 | 
					    octet_iterator utf32to8 (u32bit_iterator start, u32bit_iterator end, octet_iterator result)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        while (start != end)
 | 
				
			||||||
 | 
					            result = utf8::append(*(start++), result);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator, typename u32bit_iterator>
 | 
				
			||||||
 | 
					    u32bit_iterator utf8to32 (octet_iterator start, octet_iterator end, u32bit_iterator result)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        while (start < end)
 | 
				
			||||||
 | 
					            (*result++) = utf8::next(start, end);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // The iterator class
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    class iterator {
 | 
				
			||||||
 | 
					      octet_iterator it;
 | 
				
			||||||
 | 
					      octet_iterator range_start;
 | 
				
			||||||
 | 
					      octet_iterator range_end;
 | 
				
			||||||
 | 
					      public:
 | 
				
			||||||
 | 
					      typedef utfchar32_t value_type;
 | 
				
			||||||
 | 
					      typedef utfchar32_t* pointer;
 | 
				
			||||||
 | 
					      typedef utfchar32_t& reference;
 | 
				
			||||||
 | 
					      typedef std::ptrdiff_t difference_type;
 | 
				
			||||||
 | 
					      typedef std::bidirectional_iterator_tag iterator_category;
 | 
				
			||||||
 | 
					      iterator () {}
 | 
				
			||||||
 | 
					      explicit iterator (const octet_iterator& octet_it,
 | 
				
			||||||
 | 
					                         const octet_iterator& rangestart,
 | 
				
			||||||
 | 
					                         const octet_iterator& rangeend) :
 | 
				
			||||||
 | 
					               it(octet_it), range_start(rangestart), range_end(rangeend)
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          if (it < range_start || it > range_end)
 | 
				
			||||||
 | 
					              throw std::out_of_range("Invalid utf-8 iterator position");
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					      // the default "big three" are OK
 | 
				
			||||||
 | 
					      octet_iterator base () const { return it; }
 | 
				
			||||||
 | 
					      utfchar32_t operator * () const
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          octet_iterator temp = it;
 | 
				
			||||||
 | 
					          return utf8::next(temp, range_end);
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					      bool operator == (const iterator& rhs) const
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          if (range_start != rhs.range_start || range_end != rhs.range_end)
 | 
				
			||||||
 | 
					              throw std::logic_error("Comparing utf-8 iterators defined with different ranges");
 | 
				
			||||||
 | 
					          return (it == rhs.it);
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					      bool operator != (const iterator& rhs) const
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          return !(operator == (rhs));
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					      iterator& operator ++ ()
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          utf8::next(it, range_end);
 | 
				
			||||||
 | 
					          return *this;
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					      iterator operator ++ (int)
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          iterator temp = *this;
 | 
				
			||||||
 | 
					          utf8::next(it, range_end);
 | 
				
			||||||
 | 
					          return temp;
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					      iterator& operator -- ()
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          utf8::prior(it, range_start);
 | 
				
			||||||
 | 
					          return *this;
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					      iterator operator -- (int)
 | 
				
			||||||
 | 
					      {
 | 
				
			||||||
 | 
					          iterator temp = *this;
 | 
				
			||||||
 | 
					          utf8::prior(it, range_start);
 | 
				
			||||||
 | 
					          return temp;
 | 
				
			||||||
 | 
					      }
 | 
				
			||||||
 | 
					    }; // class iterator
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					} // namespace utf8
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#if UTF_CPP_CPLUSPLUS >= 202002L // C++ 20 or later
 | 
				
			||||||
 | 
					#include "cpp20.h"
 | 
				
			||||||
 | 
					#elif UTF_CPP_CPLUSPLUS >= 201703L // C++ 17 or later
 | 
				
			||||||
 | 
					#include "cpp17.h"
 | 
				
			||||||
 | 
					#elif UTF_CPP_CPLUSPLUS >= 201103L // C++ 11 or later
 | 
				
			||||||
 | 
					#include "cpp11.h"
 | 
				
			||||||
 | 
					#endif // C++ 11 or later
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#endif //header guard
 | 
				
			||||||
 | 
					
 | 
				
			||||||
							
								
								
									
										492
									
								
								3rd/utf8/core.h
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										492
									
								
								3rd/utf8/core.h
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,492 @@
 | 
				
			|||||||
 | 
					// Copyright 2006 Nemanja Trifunovic
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					/*
 | 
				
			||||||
 | 
					Permission is hereby granted, free of charge, to any person or organization
 | 
				
			||||||
 | 
					obtaining a copy of the software and accompanying documentation covered by
 | 
				
			||||||
 | 
					this license (the "Software") to use, reproduce, display, distribute,
 | 
				
			||||||
 | 
					execute, and transmit the Software, and to prepare derivative works of the
 | 
				
			||||||
 | 
					Software, and to permit third-parties to whom the Software is furnished to
 | 
				
			||||||
 | 
					do so, all subject to the following:
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					The copyright notices in the Software and this entire statement, including
 | 
				
			||||||
 | 
					the above license grant, this restriction and the following disclaimer,
 | 
				
			||||||
 | 
					must be included in all copies of the Software, in whole or in part, and
 | 
				
			||||||
 | 
					all derivative works of the Software, unless such copies or derivative
 | 
				
			||||||
 | 
					works are solely in the form of machine-executable object code generated by
 | 
				
			||||||
 | 
					a source language processor.
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | 
				
			||||||
 | 
					IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | 
				
			||||||
 | 
					FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 | 
				
			||||||
 | 
					SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 | 
				
			||||||
 | 
					FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 | 
				
			||||||
 | 
					ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 | 
				
			||||||
 | 
					DEALINGS IN THE SOFTWARE.
 | 
				
			||||||
 | 
					*/
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#ifndef UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
 | 
				
			||||||
 | 
					#define UTF8_FOR_CPP_CORE_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#include <iterator>
 | 
				
			||||||
 | 
					#include <cstring>
 | 
				
			||||||
 | 
					#include <string>
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					// Determine the C++ standard version.
 | 
				
			||||||
 | 
					// If the user defines UTF_CPP_CPLUSPLUS, use that.
 | 
				
			||||||
 | 
					// Otherwise, trust the unreliable predefined macro __cplusplus
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#if !defined UTF_CPP_CPLUSPLUS
 | 
				
			||||||
 | 
					    #define UTF_CPP_CPLUSPLUS __cplusplus
 | 
				
			||||||
 | 
					#endif
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#if UTF_CPP_CPLUSPLUS >= 201103L // C++ 11 or later
 | 
				
			||||||
 | 
					    #define UTF_CPP_OVERRIDE override
 | 
				
			||||||
 | 
					    #define UTF_CPP_NOEXCEPT noexcept
 | 
				
			||||||
 | 
					#else // C++ 98/03
 | 
				
			||||||
 | 
					    #define UTF_CPP_OVERRIDE
 | 
				
			||||||
 | 
					    #define UTF_CPP_NOEXCEPT throw()
 | 
				
			||||||
 | 
					#endif // C++ 11 or later
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					namespace utf8
 | 
				
			||||||
 | 
					{
 | 
				
			||||||
 | 
					// The typedefs for 8-bit, 16-bit and 32-bit code units
 | 
				
			||||||
 | 
					#if UTF_CPP_CPLUSPLUS >= 201103L // C++ 11 or later
 | 
				
			||||||
 | 
					    #if UTF_CPP_CPLUSPLUS >= 202002L // C++ 20 or later
 | 
				
			||||||
 | 
					        typedef char8_t         utfchar8_t;
 | 
				
			||||||
 | 
					    #else // C++ 11/14/17
 | 
				
			||||||
 | 
					        typedef unsigned char   utfchar8_t;
 | 
				
			||||||
 | 
					    #endif
 | 
				
			||||||
 | 
					    typedef char16_t        utfchar16_t;
 | 
				
			||||||
 | 
					    typedef char32_t        utfchar32_t;
 | 
				
			||||||
 | 
					#else // C++ 98/03
 | 
				
			||||||
 | 
					    typedef unsigned char   utfchar8_t;
 | 
				
			||||||
 | 
					    typedef unsigned short  utfchar16_t;
 | 
				
			||||||
 | 
					    typedef unsigned int    utfchar32_t;
 | 
				
			||||||
 | 
					#endif // C++ 11 or later
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					// Helper code - not intended to be directly called by the library users. May be changed at any time
 | 
				
			||||||
 | 
					namespace internal
 | 
				
			||||||
 | 
					{
 | 
				
			||||||
 | 
					    // Unicode constants
 | 
				
			||||||
 | 
					    // Leading (high) surrogates: 0xd800 - 0xdbff
 | 
				
			||||||
 | 
					    // Trailing (low) surrogates: 0xdc00 - 0xdfff
 | 
				
			||||||
 | 
					    const utfchar16_t LEAD_SURROGATE_MIN  = 0xd800u;
 | 
				
			||||||
 | 
					    const utfchar16_t LEAD_SURROGATE_MAX  = 0xdbffu;
 | 
				
			||||||
 | 
					    const utfchar16_t TRAIL_SURROGATE_MIN = 0xdc00u;
 | 
				
			||||||
 | 
					    const utfchar16_t TRAIL_SURROGATE_MAX = 0xdfffu;
 | 
				
			||||||
 | 
					    const utfchar16_t LEAD_OFFSET         = 0xd7c0u;       // LEAD_SURROGATE_MIN - (0x10000 >> 10)
 | 
				
			||||||
 | 
					    const utfchar32_t SURROGATE_OFFSET    = 0xfca02400u;   // 0x10000u - (LEAD_SURROGATE_MIN << 10) - TRAIL_SURROGATE_MIN
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // Maximum valid value for a Unicode code point
 | 
				
			||||||
 | 
					    const utfchar32_t CODE_POINT_MAX      = 0x0010ffffu;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template<typename octet_type>
 | 
				
			||||||
 | 
					    inline utfchar8_t mask8(octet_type oc)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return static_cast<utfchar8_t>(0xff & oc);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					    template<typename u16_type>
 | 
				
			||||||
 | 
					    inline utfchar16_t mask16(u16_type oc)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return static_cast<utfchar16_t>(0xffff & oc);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template<typename octet_type>
 | 
				
			||||||
 | 
					    inline bool is_trail(octet_type oc)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return ((utf8::internal::mask8(oc) >> 6) == 0x2);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_lead_surrogate(utfchar32_t cp)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return (cp >= LEAD_SURROGATE_MIN && cp <= LEAD_SURROGATE_MAX);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_trail_surrogate(utfchar32_t cp)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return (cp >= TRAIL_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_surrogate(utfchar32_t cp)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return (cp >= LEAD_SURROGATE_MIN && cp <= TRAIL_SURROGATE_MAX);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_code_point_valid(utfchar32_t cp)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return (cp <= CODE_POINT_MAX && !utf8::internal::is_surrogate(cp));
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_in_bmp(utfchar32_t cp)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return cp < utfchar32_t(0x10000);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    int sequence_length(octet_iterator lead_it)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        const utfchar8_t lead = utf8::internal::mask8(*lead_it);
 | 
				
			||||||
 | 
					        if (lead < 0x80)
 | 
				
			||||||
 | 
					            return 1;
 | 
				
			||||||
 | 
					        else if ((lead >> 5) == 0x6)
 | 
				
			||||||
 | 
					            return 2;
 | 
				
			||||||
 | 
					        else if ((lead >> 4) == 0xe)
 | 
				
			||||||
 | 
					            return 3;
 | 
				
			||||||
 | 
					        else if ((lead >> 3) == 0x1e)
 | 
				
			||||||
 | 
					            return 4;
 | 
				
			||||||
 | 
					        else
 | 
				
			||||||
 | 
					            return 0;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_overlong_sequence(utfchar32_t cp, int length)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (cp < 0x80) {
 | 
				
			||||||
 | 
					            if (length != 1) 
 | 
				
			||||||
 | 
					                return true;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        else if (cp < 0x800) {
 | 
				
			||||||
 | 
					            if (length != 2) 
 | 
				
			||||||
 | 
					                return true;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        else if (cp < 0x10000) {
 | 
				
			||||||
 | 
					            if (length != 3) 
 | 
				
			||||||
 | 
					                return true;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        return false;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    enum utf_error {UTF8_OK, NOT_ENOUGH_ROOM, INVALID_LEAD, INCOMPLETE_SEQUENCE, OVERLONG_SEQUENCE, INVALID_CODE_POINT};
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    /// Helper for get_sequence_x
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    utf_error increase_safely(octet_iterator& it, const octet_iterator end)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (++it == end)
 | 
				
			||||||
 | 
					            return NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        if (!utf8::internal::is_trail(*it))
 | 
				
			||||||
 | 
					            return INCOMPLETE_SEQUENCE;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        return UTF8_OK;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    #define UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(IT, END) {utf_error ret = increase_safely(IT, END); if (ret != UTF8_OK) return ret;}
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    /// get_sequence_x functions decode utf-8 sequences of the length x
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    utf_error get_sequence_1(octet_iterator& it, octet_iterator end, utfchar32_t& code_point)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (it == end)
 | 
				
			||||||
 | 
					            return NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = utf8::internal::mask8(*it);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        return UTF8_OK;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    utf_error get_sequence_2(octet_iterator& it, octet_iterator end, utfchar32_t& code_point)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (it == end) 
 | 
				
			||||||
 | 
					            return NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = utf8::internal::mask8(*it);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = ((code_point << 6) & 0x7ff) + ((*it) & 0x3f);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        return UTF8_OK;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    utf_error get_sequence_3(octet_iterator& it, octet_iterator end, utfchar32_t& code_point)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (it == end)
 | 
				
			||||||
 | 
					            return NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					            
 | 
				
			||||||
 | 
					        code_point = utf8::internal::mask8(*it);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = ((code_point << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = static_cast<utfchar32_t>(code_point + ((*it) & 0x3f));
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        return UTF8_OK;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    utf_error get_sequence_4(octet_iterator& it, octet_iterator end, utfchar32_t& code_point)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (it == end)
 | 
				
			||||||
 | 
					           return NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = utf8::internal::mask8(*it);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = ((code_point << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = static_cast<utfchar32_t>(code_point + ((utf8::internal::mask8(*it) << 6) & 0xfff));
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR(it, end)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        code_point = static_cast<utfchar32_t>(code_point + ((*it) & 0x3f));
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        return UTF8_OK;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    #undef UTF8_CPP_INCREASE_AND_RETURN_ON_ERROR
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    utf_error validate_next(octet_iterator& it, octet_iterator end, utfchar32_t& code_point)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (it == end)
 | 
				
			||||||
 | 
					            return NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        // Save the original value of it so we can go back in case of failure
 | 
				
			||||||
 | 
					        // Of course, it does not make much sense with i.e. stream iterators
 | 
				
			||||||
 | 
					        octet_iterator original_it = it;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        utfchar32_t cp = 0;
 | 
				
			||||||
 | 
					        // Determine the sequence length based on the lead octet
 | 
				
			||||||
 | 
					        const int length = utf8::internal::sequence_length(it);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        // Get trail octets and calculate the code point
 | 
				
			||||||
 | 
					        utf_error err = UTF8_OK;
 | 
				
			||||||
 | 
					        switch (length) {
 | 
				
			||||||
 | 
					            case 0:
 | 
				
			||||||
 | 
					                return INVALID_LEAD;
 | 
				
			||||||
 | 
					            case 1:
 | 
				
			||||||
 | 
					                err = utf8::internal::get_sequence_1(it, end, cp);
 | 
				
			||||||
 | 
					                break;
 | 
				
			||||||
 | 
					            case 2:
 | 
				
			||||||
 | 
					                err = utf8::internal::get_sequence_2(it, end, cp);
 | 
				
			||||||
 | 
					            break;
 | 
				
			||||||
 | 
					            case 3:
 | 
				
			||||||
 | 
					                err = utf8::internal::get_sequence_3(it, end, cp);
 | 
				
			||||||
 | 
					            break;
 | 
				
			||||||
 | 
					            case 4:
 | 
				
			||||||
 | 
					                err = utf8::internal::get_sequence_4(it, end, cp);
 | 
				
			||||||
 | 
					            break;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        if (err == UTF8_OK) {
 | 
				
			||||||
 | 
					            // Decoding succeeded. Now, security checks...
 | 
				
			||||||
 | 
					            if (utf8::internal::is_code_point_valid(cp)) {
 | 
				
			||||||
 | 
					                if (!utf8::internal::is_overlong_sequence(cp, length)){
 | 
				
			||||||
 | 
					                    // Passed! Return here.
 | 
				
			||||||
 | 
					                    code_point = cp;
 | 
				
			||||||
 | 
					                    ++it;
 | 
				
			||||||
 | 
					                    return UTF8_OK;
 | 
				
			||||||
 | 
					                }
 | 
				
			||||||
 | 
					                else
 | 
				
			||||||
 | 
					                    err = OVERLONG_SEQUENCE;
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            else 
 | 
				
			||||||
 | 
					                err = INVALID_CODE_POINT;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        // Failure branch - restore the original value of the iterator
 | 
				
			||||||
 | 
					        it = original_it;
 | 
				
			||||||
 | 
					        return err;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    inline utf_error validate_next(octet_iterator& it, octet_iterator end) {
 | 
				
			||||||
 | 
					        utfchar32_t ignored;
 | 
				
			||||||
 | 
					        return utf8::internal::validate_next(it, end, ignored);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename word_iterator>
 | 
				
			||||||
 | 
					    utf_error validate_next16(word_iterator& it, word_iterator end, utfchar32_t& code_point)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        if (it == end)
 | 
				
			||||||
 | 
					            return NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					        // Save the original value of it so we can go back in case of failure
 | 
				
			||||||
 | 
					        // Of course, it does not make much sense with i.e. stream iterators
 | 
				
			||||||
 | 
					        word_iterator original_it = it;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        utf_error err = UTF8_OK;
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        const utfchar16_t first_word = *it++;
 | 
				
			||||||
 | 
					        if (!is_surrogate(first_word)) {
 | 
				
			||||||
 | 
					            code_point = first_word;
 | 
				
			||||||
 | 
					            return UTF8_OK;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        else {
 | 
				
			||||||
 | 
					            if (it == end)
 | 
				
			||||||
 | 
					                err = NOT_ENOUGH_ROOM;
 | 
				
			||||||
 | 
					            else if (is_lead_surrogate(first_word)) {
 | 
				
			||||||
 | 
					                const utfchar16_t second_word = *it++;
 | 
				
			||||||
 | 
					                if (is_trail_surrogate(second_word)) {
 | 
				
			||||||
 | 
					                    code_point = static_cast<utfchar32_t>(first_word << 10) + second_word + SURROGATE_OFFSET;
 | 
				
			||||||
 | 
					                    return UTF8_OK;
 | 
				
			||||||
 | 
					                } else 
 | 
				
			||||||
 | 
					                    err = INCOMPLETE_SEQUENCE; 
 | 
				
			||||||
 | 
					                
 | 
				
			||||||
 | 
					            } else {
 | 
				
			||||||
 | 
					                err = INVALID_LEAD;               
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        // error branch
 | 
				
			||||||
 | 
					        it = original_it;
 | 
				
			||||||
 | 
					        return err;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // Internal implementation of both checked and unchecked append() function
 | 
				
			||||||
 | 
					    // This function will be invoked by the overloads below, as they will know
 | 
				
			||||||
 | 
					    // the octet_type.
 | 
				
			||||||
 | 
					    template <typename octet_iterator, typename octet_type>
 | 
				
			||||||
 | 
					    octet_iterator append(utfchar32_t cp, octet_iterator result) {
 | 
				
			||||||
 | 
					        if (cp < 0x80)                        // one octet
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>(cp);
 | 
				
			||||||
 | 
					        else if (cp < 0x800) {                // two octets
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>((cp >> 6)          | 0xc0);
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>((cp & 0x3f)        | 0x80);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        else if (cp < 0x10000) {              // three octets
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>((cp >> 12)         | 0xe0);
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>(((cp >> 6) & 0x3f) | 0x80);
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>((cp & 0x3f)        | 0x80);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        else {                                // four octets
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>((cp >> 18)         | 0xf0);
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>(((cp >> 12) & 0x3f)| 0x80);
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>(((cp >> 6) & 0x3f) | 0x80);
 | 
				
			||||||
 | 
					            *(result++) = static_cast<octet_type>((cp & 0x3f)        | 0x80);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					    
 | 
				
			||||||
 | 
					    // One of the following overloads will be invoked from the API calls
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // A simple (but dangerous) case: the caller appends byte(s) to a char array
 | 
				
			||||||
 | 
					    inline char* append(utfchar32_t cp, char* result) {
 | 
				
			||||||
 | 
					        return append<char*, char>(cp, result);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // Hopefully, most common case: the caller uses back_inserter
 | 
				
			||||||
 | 
					    // i.e. append(cp, std::back_inserter(str));
 | 
				
			||||||
 | 
					    template<typename container_type>
 | 
				
			||||||
 | 
					    std::back_insert_iterator<container_type> append
 | 
				
			||||||
 | 
					            (utfchar32_t cp, std::back_insert_iterator<container_type> result) {
 | 
				
			||||||
 | 
					        return append<std::back_insert_iterator<container_type>,
 | 
				
			||||||
 | 
					            typename container_type::value_type>(cp, result);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // The caller uses some other kind of output operator - not covered above
 | 
				
			||||||
 | 
					    // Note that in this case we are not able to determine octet_type
 | 
				
			||||||
 | 
					    // so we assume it's utfchar8_t; that can cause a conversion warning if we are wrong.
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    octet_iterator append(utfchar32_t cp, octet_iterator result) {
 | 
				
			||||||
 | 
					        return append<octet_iterator, utfchar8_t>(cp, result);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // Internal implementation of both checked and unchecked append16() function
 | 
				
			||||||
 | 
					    // This function will be invoked by the overloads below, as they will know
 | 
				
			||||||
 | 
					    // the word_type.
 | 
				
			||||||
 | 
					    template <typename word_iterator, typename word_type>
 | 
				
			||||||
 | 
					    word_iterator append16(utfchar32_t cp, word_iterator result) {
 | 
				
			||||||
 | 
					        if (is_in_bmp(cp))
 | 
				
			||||||
 | 
					            *(result++) = static_cast<word_type>(cp);
 | 
				
			||||||
 | 
					        else {
 | 
				
			||||||
 | 
					            // Code points from the supplementary planes are encoded via surrogate pairs
 | 
				
			||||||
 | 
					            *(result++) = static_cast<word_type>(LEAD_OFFSET + (cp >> 10));
 | 
				
			||||||
 | 
					            *(result++) = static_cast<word_type>(TRAIL_SURROGATE_MIN + (cp & 0x3FF));
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // Hopefully, most common case: the caller uses back_inserter
 | 
				
			||||||
 | 
					    // i.e. append16(cp, std::back_inserter(str));
 | 
				
			||||||
 | 
					    template<typename container_type>
 | 
				
			||||||
 | 
					    std::back_insert_iterator<container_type> append16
 | 
				
			||||||
 | 
					            (utfchar32_t cp, std::back_insert_iterator<container_type> result) {
 | 
				
			||||||
 | 
					        return append16<std::back_insert_iterator<container_type>,
 | 
				
			||||||
 | 
					            typename container_type::value_type>(cp, result);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // The caller uses some other kind of output operator - not covered above
 | 
				
			||||||
 | 
					    // Note that in this case we are not able to determine word_type
 | 
				
			||||||
 | 
					    // so we assume it's utfchar16_t; that can cause a conversion warning if we are wrong.
 | 
				
			||||||
 | 
					    template <typename word_iterator>
 | 
				
			||||||
 | 
					    word_iterator append16(utfchar32_t cp, word_iterator result) {
 | 
				
			||||||
 | 
					        return append16<word_iterator, utfchar16_t>(cp, result);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					} // namespace internal
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    /// The library API - functions intended to be called by the users
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    // Byte order mark
 | 
				
			||||||
 | 
					    const utfchar8_t bom[] = {0xef, 0xbb, 0xbf};
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    octet_iterator find_invalid(octet_iterator start, octet_iterator end)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        octet_iterator result = start;
 | 
				
			||||||
 | 
					        while (result != end) {
 | 
				
			||||||
 | 
					            utf8::internal::utf_error err_code = utf8::internal::validate_next(result, end);
 | 
				
			||||||
 | 
					            if (err_code != internal::UTF8_OK)
 | 
				
			||||||
 | 
					                return result;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline const char* find_invalid(const char* str)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        const char* end = str + std::strlen(str);
 | 
				
			||||||
 | 
					        return find_invalid(str, end); 
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::size_t find_invalid(const std::string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string::const_iterator invalid = find_invalid(s.begin(), s.end());
 | 
				
			||||||
 | 
					        return (invalid == s.end()) ? std::string::npos : static_cast<std::size_t>(invalid - s.begin());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    inline bool is_valid(octet_iterator start, octet_iterator end)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return (utf8::find_invalid(start, end) == end);
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_valid(const char* str)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return (*(utf8::find_invalid(str)) == '\0');
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_valid(const std::string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return is_valid(s.begin(), s.end());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    template <typename octet_iterator>
 | 
				
			||||||
 | 
					    inline bool starts_with_bom (octet_iterator it, octet_iterator end)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return (
 | 
				
			||||||
 | 
					            ((it != end) && (utf8::internal::mask8(*it++)) == bom[0]) &&
 | 
				
			||||||
 | 
					            ((it != end) && (utf8::internal::mask8(*it++)) == bom[1]) &&
 | 
				
			||||||
 | 
					            ((it != end) && (utf8::internal::mask8(*it))   == bom[2])
 | 
				
			||||||
 | 
					           );
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool starts_with_bom(const std::string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return starts_with_bom(s.begin(), s.end());
 | 
				
			||||||
 | 
					    } 
 | 
				
			||||||
 | 
					} // namespace utf8
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#endif // header guard
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
							
								
								
									
										70
									
								
								3rd/utf8/cpp11.h
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										70
									
								
								3rd/utf8/cpp11.h
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,70 @@
 | 
				
			|||||||
 | 
					// Copyright 2018 Nemanja Trifunovic
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					/*
 | 
				
			||||||
 | 
					Permission is hereby granted, free of charge, to any person or organization
 | 
				
			||||||
 | 
					obtaining a copy of the software and accompanying documentation covered by
 | 
				
			||||||
 | 
					this license (the "Software") to use, reproduce, display, distribute,
 | 
				
			||||||
 | 
					execute, and transmit the Software, and to prepare derivative works of the
 | 
				
			||||||
 | 
					Software, and to permit third-parties to whom the Software is furnished to
 | 
				
			||||||
 | 
					do so, all subject to the following:
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					The copyright notices in the Software and this entire statement, including
 | 
				
			||||||
 | 
					the above license grant, this restriction and the following disclaimer,
 | 
				
			||||||
 | 
					must be included in all copies of the Software, in whole or in part, and
 | 
				
			||||||
 | 
					all derivative works of the Software, unless such copies or derivative
 | 
				
			||||||
 | 
					works are solely in the form of machine-executable object code generated by
 | 
				
			||||||
 | 
					a source language processor.
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | 
				
			||||||
 | 
					IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | 
				
			||||||
 | 
					FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 | 
				
			||||||
 | 
					SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 | 
				
			||||||
 | 
					FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 | 
				
			||||||
 | 
					ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 | 
				
			||||||
 | 
					DEALINGS IN THE SOFTWARE.
 | 
				
			||||||
 | 
					*/
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#ifndef UTF8_FOR_CPP_a184c22c_d012_11e8_a8d5_f2801f1b9fd1
 | 
				
			||||||
 | 
					#define UTF8_FOR_CPP_a184c22c_d012_11e8_a8d5_f2801f1b9fd1
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#include "checked.h"
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					namespace utf8
 | 
				
			||||||
 | 
					{
 | 
				
			||||||
 | 
					    inline void append16(utfchar32_t cp, std::u16string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        append16(cp, std::back_inserter(s));
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::string utf16to8(const std::u16string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string result;
 | 
				
			||||||
 | 
					        utf16to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u16string utf8to16(const std::string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u16string result;
 | 
				
			||||||
 | 
					        utf8to16(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::string utf32to8(const std::u32string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string result;
 | 
				
			||||||
 | 
					        utf32to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u32string utf8to32(const std::string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u32string result;
 | 
				
			||||||
 | 
					        utf8to32(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					} // namespace utf8
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#endif // header guard
 | 
				
			||||||
 | 
					
 | 
				
			||||||
							
								
								
									
										96
									
								
								3rd/utf8/cpp17.h
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										96
									
								
								3rd/utf8/cpp17.h
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,96 @@
 | 
				
			|||||||
 | 
					// Copyright 2018 Nemanja Trifunovic
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					/*
 | 
				
			||||||
 | 
					Permission is hereby granted, free of charge, to any person or organization
 | 
				
			||||||
 | 
					obtaining a copy of the software and accompanying documentation covered by
 | 
				
			||||||
 | 
					this license (the "Software") to use, reproduce, display, distribute,
 | 
				
			||||||
 | 
					execute, and transmit the Software, and to prepare derivative works of the
 | 
				
			||||||
 | 
					Software, and to permit third-parties to whom the Software is furnished to
 | 
				
			||||||
 | 
					do so, all subject to the following:
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					The copyright notices in the Software and this entire statement, including
 | 
				
			||||||
 | 
					the above license grant, this restriction and the following disclaimer,
 | 
				
			||||||
 | 
					must be included in all copies of the Software, in whole or in part, and
 | 
				
			||||||
 | 
					all derivative works of the Software, unless such copies or derivative
 | 
				
			||||||
 | 
					works are solely in the form of machine-executable object code generated by
 | 
				
			||||||
 | 
					a source language processor.
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | 
				
			||||||
 | 
					IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | 
				
			||||||
 | 
					FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 | 
				
			||||||
 | 
					SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 | 
				
			||||||
 | 
					FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 | 
				
			||||||
 | 
					ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 | 
				
			||||||
 | 
					DEALINGS IN THE SOFTWARE.
 | 
				
			||||||
 | 
					*/
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#ifndef UTF8_FOR_CPP_7e906c01_03a3_4daf_b420_ea7ea952b3c9
 | 
				
			||||||
 | 
					#define UTF8_FOR_CPP_7e906c01_03a3_4daf_b420_ea7ea952b3c9
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#include "cpp11.h"
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					namespace utf8
 | 
				
			||||||
 | 
					{
 | 
				
			||||||
 | 
					    inline std::string utf16to8(std::u16string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string result;
 | 
				
			||||||
 | 
					        utf16to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u16string utf8to16(std::string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u16string result;
 | 
				
			||||||
 | 
					        utf8to16(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::string utf32to8(std::u32string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string result;
 | 
				
			||||||
 | 
					        utf32to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u32string utf8to32(std::string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u32string result;
 | 
				
			||||||
 | 
					        utf8to32(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::size_t find_invalid(std::string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string_view::const_iterator invalid = find_invalid(s.begin(), s.end());
 | 
				
			||||||
 | 
					        return (invalid == s.end()) ? std::string_view::npos : static_cast<std::size_t>(invalid - s.begin());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_valid(std::string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return is_valid(s.begin(), s.end());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::string replace_invalid(std::string_view s, char32_t replacement)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string result;
 | 
				
			||||||
 | 
					        replace_invalid(s.begin(), s.end(), std::back_inserter(result), replacement);
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::string replace_invalid(std::string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::string result;
 | 
				
			||||||
 | 
					        replace_invalid(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool starts_with_bom(std::string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return starts_with_bom(s.begin(), s.end());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					 
 | 
				
			||||||
 | 
					} // namespace utf8
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#endif // header guard
 | 
				
			||||||
 | 
					
 | 
				
			||||||
							
								
								
									
										124
									
								
								3rd/utf8/cpp20.h
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										124
									
								
								3rd/utf8/cpp20.h
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,124 @@
 | 
				
			|||||||
 | 
					// Copyright 2022 Nemanja Trifunovic
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					/*
 | 
				
			||||||
 | 
					Permission is hereby granted, free of charge, to any person or organization
 | 
				
			||||||
 | 
					obtaining a copy of the software and accompanying documentation covered by
 | 
				
			||||||
 | 
					this license (the "Software") to use, reproduce, display, distribute,
 | 
				
			||||||
 | 
					execute, and transmit the Software, and to prepare derivative works of the
 | 
				
			||||||
 | 
					Software, and to permit third-parties to whom the Software is furnished to
 | 
				
			||||||
 | 
					do so, all subject to the following:
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					The copyright notices in the Software and this entire statement, including
 | 
				
			||||||
 | 
					the above license grant, this restriction and the following disclaimer,
 | 
				
			||||||
 | 
					must be included in all copies of the Software, in whole or in part, and
 | 
				
			||||||
 | 
					all derivative works of the Software, unless such copies or derivative
 | 
				
			||||||
 | 
					works are solely in the form of machine-executable object code generated by
 | 
				
			||||||
 | 
					a source language processor.
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | 
				
			||||||
 | 
					IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | 
				
			||||||
 | 
					FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 | 
				
			||||||
 | 
					SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 | 
				
			||||||
 | 
					FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 | 
				
			||||||
 | 
					ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 | 
				
			||||||
 | 
					DEALINGS IN THE SOFTWARE.
 | 
				
			||||||
 | 
					*/
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#ifndef UTF8_FOR_CPP_207e906c01_03a3_4daf_b420_ea7ea952b3c9
 | 
				
			||||||
 | 
					#define UTF8_FOR_CPP_207e906c01_03a3_4daf_b420_ea7ea952b3c9
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#include "cpp17.h"
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					namespace utf8
 | 
				
			||||||
 | 
					{
 | 
				
			||||||
 | 
					    inline std::u8string utf16tou8(const std::u16string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u8string result;
 | 
				
			||||||
 | 
					        utf16to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u8string utf16tou8(std::u16string_view s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u8string result;
 | 
				
			||||||
 | 
					        utf16to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u16string utf8to16(const std::u8string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u16string result;
 | 
				
			||||||
 | 
					        utf8to16(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u16string utf8to16(const std::u8string_view& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u16string result;
 | 
				
			||||||
 | 
					        utf8to16(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u8string utf32tou8(const std::u32string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u8string result;
 | 
				
			||||||
 | 
					        utf32to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u8string utf32tou8(const std::u32string_view& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u8string result;
 | 
				
			||||||
 | 
					        utf32to8(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u32string utf8to32(const std::u8string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u32string result;
 | 
				
			||||||
 | 
					        utf8to32(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u32string utf8to32(const std::u8string_view& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u32string result;
 | 
				
			||||||
 | 
					        utf8to32(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::size_t find_invalid(const std::u8string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u8string::const_iterator invalid = find_invalid(s.begin(), s.end());
 | 
				
			||||||
 | 
					        return (invalid == s.end()) ? std::string_view::npos : static_cast<std::size_t>(invalid - s.begin());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool is_valid(const std::u8string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return is_valid(s.begin(), s.end());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u8string replace_invalid(const std::u8string& s, char32_t replacement)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u8string result;
 | 
				
			||||||
 | 
					        replace_invalid(s.begin(), s.end(), std::back_inserter(result), replacement);
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline std::u8string replace_invalid(const std::u8string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        std::u8string result;
 | 
				
			||||||
 | 
					        replace_invalid(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					        return result;
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    inline bool starts_with_bom(const std::u8string& s)
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        return starts_with_bom(s.begin(), s.end());
 | 
				
			||||||
 | 
					    }
 | 
				
			||||||
 | 
					 
 | 
				
			||||||
 | 
					} // namespace utf8
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#endif // header guard
 | 
				
			||||||
 | 
					
 | 
				
			||||||
							
								
								
									
										287
									
								
								3rd/utf8/unchecked.h
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										287
									
								
								3rd/utf8/unchecked.h
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,287 @@
 | 
				
			|||||||
 | 
					// Copyright 2006 Nemanja Trifunovic
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					/*
 | 
				
			||||||
 | 
					Permission is hereby granted, free of charge, to any person or organization
 | 
				
			||||||
 | 
					obtaining a copy of the software and accompanying documentation covered by
 | 
				
			||||||
 | 
					this license (the "Software") to use, reproduce, display, distribute,
 | 
				
			||||||
 | 
					execute, and transmit the Software, and to prepare derivative works of the
 | 
				
			||||||
 | 
					Software, and to permit third-parties to whom the Software is furnished to
 | 
				
			||||||
 | 
					do so, all subject to the following:
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					The copyright notices in the Software and this entire statement, including
 | 
				
			||||||
 | 
					the above license grant, this restriction and the following disclaimer,
 | 
				
			||||||
 | 
					must be included in all copies of the Software, in whole or in part, and
 | 
				
			||||||
 | 
					all derivative works of the Software, unless such copies or derivative
 | 
				
			||||||
 | 
					works are solely in the form of machine-executable object code generated by
 | 
				
			||||||
 | 
					a source language processor.
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | 
				
			||||||
 | 
					IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | 
				
			||||||
 | 
					FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 | 
				
			||||||
 | 
					SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 | 
				
			||||||
 | 
					FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 | 
				
			||||||
 | 
					ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 | 
				
			||||||
 | 
					DEALINGS IN THE SOFTWARE.
 | 
				
			||||||
 | 
					*/
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#ifndef UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
 | 
				
			||||||
 | 
					#define UTF8_FOR_CPP_UNCHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#include "core.h"
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					namespace utf8
 | 
				
			||||||
 | 
					{
 | 
				
			||||||
 | 
					    namespace unchecked
 | 
				
			||||||
 | 
					    {
 | 
				
			||||||
 | 
					        template <typename octet_iterator>
 | 
				
			||||||
 | 
					        octet_iterator append(utfchar32_t cp, octet_iterator result)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            return internal::append(cp, result);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename word_iterator>
 | 
				
			||||||
 | 
					        word_iterator append16(utfchar32_t cp, word_iterator result)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            return internal::append16(cp, result);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator, typename output_iterator>
 | 
				
			||||||
 | 
					        output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out, utfchar32_t replacement)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            while (start != end) {
 | 
				
			||||||
 | 
					                octet_iterator sequence_start = start;
 | 
				
			||||||
 | 
					                internal::utf_error err_code = utf8::internal::validate_next(start, end);
 | 
				
			||||||
 | 
					                switch (err_code) {
 | 
				
			||||||
 | 
					                    case internal::UTF8_OK :
 | 
				
			||||||
 | 
					                        for (octet_iterator it = sequence_start; it != start; ++it)
 | 
				
			||||||
 | 
					                            *out++ = *it;
 | 
				
			||||||
 | 
					                        break;
 | 
				
			||||||
 | 
					                    case internal::NOT_ENOUGH_ROOM:
 | 
				
			||||||
 | 
					                        out = utf8::unchecked::append(replacement, out);
 | 
				
			||||||
 | 
					                        start = end;
 | 
				
			||||||
 | 
					                        break;
 | 
				
			||||||
 | 
					                    case internal::INVALID_LEAD:
 | 
				
			||||||
 | 
					                        out = utf8::unchecked::append(replacement, out);
 | 
				
			||||||
 | 
					                        ++start;
 | 
				
			||||||
 | 
					                        break;
 | 
				
			||||||
 | 
					                    case internal::INCOMPLETE_SEQUENCE:
 | 
				
			||||||
 | 
					                    case internal::OVERLONG_SEQUENCE:
 | 
				
			||||||
 | 
					                    case internal::INVALID_CODE_POINT:
 | 
				
			||||||
 | 
					                        out = utf8::unchecked::append(replacement, out);
 | 
				
			||||||
 | 
					                        ++start;
 | 
				
			||||||
 | 
					                        // just one replacement mark for the sequence
 | 
				
			||||||
 | 
					                        while (start != end && utf8::internal::is_trail(*start))
 | 
				
			||||||
 | 
					                            ++start;
 | 
				
			||||||
 | 
					                        break;
 | 
				
			||||||
 | 
					                }
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            return out;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator, typename output_iterator>
 | 
				
			||||||
 | 
					        inline output_iterator replace_invalid(octet_iterator start, octet_iterator end, output_iterator out)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            static const utfchar32_t replacement_marker = utf8::internal::mask16(0xfffd);
 | 
				
			||||||
 | 
					            return utf8::unchecked::replace_invalid(start, end, out, replacement_marker);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        inline std::string replace_invalid(const std::string& s, utfchar32_t replacement)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            std::string result;
 | 
				
			||||||
 | 
					            replace_invalid(s.begin(), s.end(), std::back_inserter(result), replacement);
 | 
				
			||||||
 | 
					            return result;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        inline std::string replace_invalid(const std::string& s)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            std::string result;
 | 
				
			||||||
 | 
					            replace_invalid(s.begin(), s.end(), std::back_inserter(result));
 | 
				
			||||||
 | 
					            return result;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator>
 | 
				
			||||||
 | 
					        utfchar32_t next(octet_iterator& it)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            utfchar32_t cp = utf8::internal::mask8(*it);
 | 
				
			||||||
 | 
					            switch (utf8::internal::sequence_length(it)) {
 | 
				
			||||||
 | 
					                case 1:
 | 
				
			||||||
 | 
					                    break;
 | 
				
			||||||
 | 
					                case 2:
 | 
				
			||||||
 | 
					                    it++;
 | 
				
			||||||
 | 
					                    cp = ((cp << 6) & 0x7ff) + ((*it) & 0x3f);
 | 
				
			||||||
 | 
					                    break;
 | 
				
			||||||
 | 
					                case 3:
 | 
				
			||||||
 | 
					                    ++it; 
 | 
				
			||||||
 | 
					                    cp = ((cp << 12) & 0xffff) + ((utf8::internal::mask8(*it) << 6) & 0xfff);
 | 
				
			||||||
 | 
					                    ++it;
 | 
				
			||||||
 | 
					                    cp = static_cast<utfchar32_t>(cp + ((*it) & 0x3f));
 | 
				
			||||||
 | 
					                    break;
 | 
				
			||||||
 | 
					                case 4:
 | 
				
			||||||
 | 
					                    ++it;
 | 
				
			||||||
 | 
					                    cp = ((cp << 18) & 0x1fffff) + ((utf8::internal::mask8(*it) << 12) & 0x3ffff);                
 | 
				
			||||||
 | 
					                    ++it;
 | 
				
			||||||
 | 
					                    cp = static_cast<utfchar32_t>(cp + ((utf8::internal::mask8(*it) << 6) & 0xfff));
 | 
				
			||||||
 | 
					                    ++it;
 | 
				
			||||||
 | 
					                    cp = static_cast<utfchar32_t>(cp + ((*it) & 0x3f)); 
 | 
				
			||||||
 | 
					                    break;
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            ++it;
 | 
				
			||||||
 | 
					            return cp;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator>
 | 
				
			||||||
 | 
					        utfchar32_t peek_next(octet_iterator it)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            return utf8::unchecked::next(it);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename word_iterator>
 | 
				
			||||||
 | 
					        utfchar32_t next16(word_iterator& it)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            utfchar32_t cp = utf8::internal::mask16(*it++);
 | 
				
			||||||
 | 
					            if (utf8::internal::is_lead_surrogate(cp))
 | 
				
			||||||
 | 
					                return (cp << 10) + *it++ + utf8::internal::SURROGATE_OFFSET;
 | 
				
			||||||
 | 
					            return cp;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator>
 | 
				
			||||||
 | 
					        utfchar32_t prior(octet_iterator& it)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            while (utf8::internal::is_trail(*(--it))) ;
 | 
				
			||||||
 | 
					            octet_iterator temp = it;
 | 
				
			||||||
 | 
					            return utf8::unchecked::next(temp);
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator, typename distance_type>
 | 
				
			||||||
 | 
					        void advance(octet_iterator& it, distance_type n)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            const distance_type zero(0);
 | 
				
			||||||
 | 
					            if (n < zero) {
 | 
				
			||||||
 | 
					                // backward
 | 
				
			||||||
 | 
					                for (distance_type i = n; i < zero; ++i)
 | 
				
			||||||
 | 
					                    utf8::unchecked::prior(it);
 | 
				
			||||||
 | 
					            } else {
 | 
				
			||||||
 | 
					                // forward
 | 
				
			||||||
 | 
					                for (distance_type i = zero; i < n; ++i)
 | 
				
			||||||
 | 
					                    utf8::unchecked::next(it);
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator>
 | 
				
			||||||
 | 
					        typename std::iterator_traits<octet_iterator>::difference_type
 | 
				
			||||||
 | 
					        distance(octet_iterator first, octet_iterator last)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            typename std::iterator_traits<octet_iterator>::difference_type dist;
 | 
				
			||||||
 | 
					            for (dist = 0; first < last; ++dist) 
 | 
				
			||||||
 | 
					                utf8::unchecked::next(first);
 | 
				
			||||||
 | 
					            return dist;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename u16bit_iterator, typename octet_iterator>
 | 
				
			||||||
 | 
					        octet_iterator utf16to8(u16bit_iterator start, u16bit_iterator end, octet_iterator result)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            while (start != end) {
 | 
				
			||||||
 | 
					                utfchar32_t cp = utf8::internal::mask16(*start++);
 | 
				
			||||||
 | 
					                // Take care of surrogate pairs first
 | 
				
			||||||
 | 
					                if (utf8::internal::is_lead_surrogate(cp)) {
 | 
				
			||||||
 | 
					                    if (start == end)
 | 
				
			||||||
 | 
					                        return result;
 | 
				
			||||||
 | 
					                    utfchar32_t trail_surrogate = utf8::internal::mask16(*start++);
 | 
				
			||||||
 | 
					                    cp = (cp << 10) + trail_surrogate + internal::SURROGATE_OFFSET;
 | 
				
			||||||
 | 
					                }
 | 
				
			||||||
 | 
					                result = utf8::unchecked::append(cp, result);
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            return result;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename u16bit_iterator, typename octet_iterator>
 | 
				
			||||||
 | 
					        u16bit_iterator utf8to16(octet_iterator start, octet_iterator end, u16bit_iterator result)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            while (start < end) {
 | 
				
			||||||
 | 
					                utfchar32_t cp = utf8::unchecked::next(start);
 | 
				
			||||||
 | 
					                if (cp > 0xffff) { //make a surrogate pair
 | 
				
			||||||
 | 
					                    *result++ = static_cast<utfchar16_t>((cp >> 10)   + internal::LEAD_OFFSET);
 | 
				
			||||||
 | 
					                    *result++ = static_cast<utfchar16_t>((cp & 0x3ff) + internal::TRAIL_SURROGATE_MIN);
 | 
				
			||||||
 | 
					                }
 | 
				
			||||||
 | 
					                else
 | 
				
			||||||
 | 
					                    *result++ = static_cast<utfchar16_t>(cp);
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            return result;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator, typename u32bit_iterator>
 | 
				
			||||||
 | 
					        octet_iterator utf32to8(u32bit_iterator start, u32bit_iterator end, octet_iterator result)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            while (start != end)
 | 
				
			||||||
 | 
					                result = utf8::unchecked::append(*(start++), result);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					            return result;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        template <typename octet_iterator, typename u32bit_iterator>
 | 
				
			||||||
 | 
					        u32bit_iterator utf8to32(octet_iterator start, octet_iterator end, u32bit_iterator result)
 | 
				
			||||||
 | 
					        {
 | 
				
			||||||
 | 
					            while (start < end)
 | 
				
			||||||
 | 
					                (*result++) = utf8::unchecked::next(start);
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					            return result;
 | 
				
			||||||
 | 
					        }
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					        // The iterator class
 | 
				
			||||||
 | 
					        template <typename octet_iterator>
 | 
				
			||||||
 | 
					          class iterator {
 | 
				
			||||||
 | 
					            octet_iterator it;
 | 
				
			||||||
 | 
					            public:
 | 
				
			||||||
 | 
					            typedef utfchar32_t value_type;
 | 
				
			||||||
 | 
					            typedef utfchar32_t* pointer;
 | 
				
			||||||
 | 
					            typedef utfchar32_t& reference;
 | 
				
			||||||
 | 
					            typedef std::ptrdiff_t difference_type;
 | 
				
			||||||
 | 
					            typedef std::bidirectional_iterator_tag iterator_category;
 | 
				
			||||||
 | 
					            iterator () {}
 | 
				
			||||||
 | 
					            explicit iterator (const octet_iterator& octet_it): it(octet_it) {}
 | 
				
			||||||
 | 
					            // the default "big three" are OK
 | 
				
			||||||
 | 
					            octet_iterator base () const { return it; }
 | 
				
			||||||
 | 
					            utfchar32_t operator * () const
 | 
				
			||||||
 | 
					            {
 | 
				
			||||||
 | 
					                octet_iterator temp = it;
 | 
				
			||||||
 | 
					                return utf8::unchecked::next(temp);
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            bool operator == (const iterator& rhs) const 
 | 
				
			||||||
 | 
					            { 
 | 
				
			||||||
 | 
					                return (it == rhs.it);
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            bool operator != (const iterator& rhs) const
 | 
				
			||||||
 | 
					            {
 | 
				
			||||||
 | 
					                return !(operator == (rhs));
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            iterator& operator ++ () 
 | 
				
			||||||
 | 
					            {
 | 
				
			||||||
 | 
					                ::std::advance(it, utf8::internal::sequence_length(it));
 | 
				
			||||||
 | 
					                return *this;
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            iterator operator ++ (int)
 | 
				
			||||||
 | 
					            {
 | 
				
			||||||
 | 
					                iterator temp = *this;
 | 
				
			||||||
 | 
					                ::std::advance(it, utf8::internal::sequence_length(it));
 | 
				
			||||||
 | 
					                return temp;
 | 
				
			||||||
 | 
					            }  
 | 
				
			||||||
 | 
					            iterator& operator -- ()
 | 
				
			||||||
 | 
					            {
 | 
				
			||||||
 | 
					                utf8::unchecked::prior(it);
 | 
				
			||||||
 | 
					                return *this;
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					            iterator operator -- (int)
 | 
				
			||||||
 | 
					            {
 | 
				
			||||||
 | 
					                iterator temp = *this;
 | 
				
			||||||
 | 
					                utf8::unchecked::prior(it);
 | 
				
			||||||
 | 
					                return temp;
 | 
				
			||||||
 | 
					            }
 | 
				
			||||||
 | 
					          }; // class iterator
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					    } // namespace utf8::unchecked
 | 
				
			||||||
 | 
					} // namespace utf8 
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
					#endif // header guard
 | 
				
			||||||
 | 
					
 | 
				
			||||||
@ -9,7 +9,7 @@ if (MSVC)
 | 
				
			|||||||
endif()
 | 
					endif()
 | 
				
			||||||
 | 
					
 | 
				
			||||||
if (CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND CMAKE_SYSTEM_NAME MATCHES "Windows")
 | 
					if (CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND CMAKE_SYSTEM_NAME MATCHES "Windows")
 | 
				
			||||||
    MESSAGE(STATUS "Ofen Add MinGW Param.")
 | 
					    MESSAGE(STATUS "ofen Add MinGW Param.")
 | 
				
			||||||
    add_compile_options(-finput-charset=utf-8)
 | 
					    add_compile_options(-finput-charset=utf-8)
 | 
				
			||||||
    add_compile_options(-fexec-charset=gbk)
 | 
					    add_compile_options(-fexec-charset=gbk)
 | 
				
			||||||
endif()
 | 
					endif()
 | 
				
			||||||
@ -33,21 +33,21 @@ endif()
 | 
				
			|||||||
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE})
 | 
					set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE})
 | 
				
			||||||
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE})
 | 
					set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE})
 | 
				
			||||||
 | 
					
 | 
				
			||||||
add_library(Ofen STATIC ${SRC_FILES})
 | 
					add_library(ofen STATIC ${SRC_FILES})
 | 
				
			||||||
target_include_directories(Ofen PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include)
 | 
					target_include_directories(ofen PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include ${CMAKE_CURRENT_SOURCE_DIR}/3rd)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
# ****************************************************************************************
 | 
					# ****************************************************************************************
 | 
				
			||||||
install(DIRECTORY ${CMAKE_SOURCE_DIR}/include/ DESTINATION ${CMAKE_INSTALL_PREFIX}/include)
 | 
					install(DIRECTORY ${CMAKE_SOURCE_DIR}/include/ DESTINATION ${CMAKE_INSTALL_PREFIX}/include)
 | 
				
			||||||
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/OfenConfig.cmake DESTINATION ${CMAKE_INSTALL_PREFIX}/lib/cmake/Ofen)
 | 
					install(FILES ${CMAKE_CURRENT_BINARY_DIR}/ofenConfig.cmake DESTINATION ${CMAKE_INSTALL_PREFIX}/lib/cmake/ofen)
 | 
				
			||||||
install(TARGETS Ofen ARCHIVE DESTINATION ${CMAKE_INSTALL_PREFIX}/lib)
 | 
					install(TARGETS ofen ARCHIVE DESTINATION ${CMAKE_INSTALL_PREFIX}/lib)
 | 
				
			||||||
set(PACKAGE_INCLUDE_DIRS "${CMAKE_INSTALL_PREFIX}/include")
 | 
					set(PACKAGE_INCLUDE_DIRS "${CMAKE_INSTALL_PREFIX}/include")
 | 
				
			||||||
set(PACKAGE_LIBRARY_DEBUG "${CMAKE_INSTALL_PREFIX}/lib/Ofend.lib")
 | 
					set(PACKAGE_LIBRARY_DEBUG "${CMAKE_INSTALL_PREFIX}/lib/ofend.lib")
 | 
				
			||||||
set(PACKAGE_LIBRARY_RELEASE "${CMAKE_INSTALL_PREFIX}/lib/Ofen.lib")
 | 
					set(PACKAGE_LIBRARY_RELEASE "${CMAKE_INSTALL_PREFIX}/lib/ofen.lib")
 | 
				
			||||||
set(CONFIG_INSTALL_DIR "lib/cmake/Ofen")
 | 
					set(CONFIG_INSTALL_DIR "lib/cmake/ofen")
 | 
				
			||||||
include(CMakePackageConfigHelpers)
 | 
					include(CMakePackageConfigHelpers)
 | 
				
			||||||
configure_package_config_file(
 | 
					configure_package_config_file(
 | 
				
			||||||
    "${CMAKE_CURRENT_LIST_DIR}/cmake/OfenConfig.cmake.in"
 | 
					    "${CMAKE_CURRENT_LIST_DIR}/cmake/ofenConfig.cmake.in"
 | 
				
			||||||
    "${CMAKE_CURRENT_BINARY_DIR}/OfenConfig.cmake"
 | 
					    "${CMAKE_CURRENT_BINARY_DIR}/ofenConfig.cmake"
 | 
				
			||||||
    INSTALL_DESTINATION ${CONFIG_INSTALL_DIR}
 | 
					    INSTALL_DESTINATION ${CONFIG_INSTALL_DIR}
 | 
				
			||||||
    PATH_VARS PACKAGE_INCLUDE_DIRS PACKAGE_LIBRARY_DEBUG PACKAGE_LIBRARY_RELEASE
 | 
					    PATH_VARS PACKAGE_INCLUDE_DIRS PACKAGE_LIBRARY_DEBUG PACKAGE_LIBRARY_RELEASE
 | 
				
			||||||
)
 | 
					)
 | 
				
			||||||
@ -1,6 +1,6 @@
 | 
				
			|||||||
cmake_minimum_required(VERSION 3.16)
 | 
					cmake_minimum_required(VERSION 3.16)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
project(ofen LANGUAGES CXX)
 | 
					project(ofen_test LANGUAGES CXX)
 | 
				
			||||||
set(CMAKE_CXX_STANDARD 17)
 | 
					set(CMAKE_CXX_STANDARD 17)
 | 
				
			||||||
set(CMAKE_CXX_STANDARD_REQUIRED ON)
 | 
					set(CMAKE_CXX_STANDARD_REQUIRED ON)
 | 
				
			||||||
 | 
					
 | 
				
			||||||
@ -9,5 +9,5 @@ if (MSVC)
 | 
				
			|||||||
endif()
 | 
					endif()
 | 
				
			||||||
 | 
					
 | 
				
			||||||
add_executable(ofTest main.cpp)
 | 
					add_executable(ofTest main.cpp)
 | 
				
			||||||
target_link_libraries(ofTest PRIVATE Ofen)
 | 
					target_link_libraries(ofTest PRIVATE ofen)
 | 
				
			||||||
add_test(NAME ofTest COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ofTest)
 | 
					add_test(NAME ofTest COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/ofTest)
 | 
				
			||||||
@ -1,5 +1,6 @@
 | 
				
			|||||||
#include <iostream>
 | 
					#include <iostream>
 | 
				
			||||||
#include "of_path.h"
 | 
					#include "of_str.h"
 | 
				
			||||||
 | 
					#include <of_path.h>
 | 
				
			||||||
#include <cassert>
 | 
					#include <cassert>
 | 
				
			||||||
 | 
					
 | 
				
			||||||
using namespace ofen;
 | 
					using namespace ofen;
 | 
				
			||||||
@ -14,7 +15,7 @@ void testB()
 | 
				
			|||||||
    auto home = COfPath::get_home();
 | 
					    auto home = COfPath::get_home();
 | 
				
			||||||
    assert(!home.empty());
 | 
					    assert(!home.empty());
 | 
				
			||||||
 | 
					
 | 
				
			||||||
    auto rp = COfPath::replace(ofT("cpp/z"), ofT("p/"), ofT("Ni"));
 | 
					    auto rp = COfStr::replace(ofT("cpp/z"), ofT("p/"), ofT("Ni"));
 | 
				
			||||||
    assert(rp == ofT("cpNiz"));
 | 
					    assert(rp == ofT("cpNiz"));
 | 
				
			||||||
}
 | 
					}
 | 
				
			||||||
 | 
					
 | 
				
			||||||
 | 
				
			|||||||
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		Reference in New Issue
	
	Block a user