mirror of
https://github.com/blakeblackshear/frigate.git
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106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-2024 Advanced Micro Devices, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <algorithm>
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#include <string>
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#include <sstream>
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#include <migraphx/errors.hpp>
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#include <migraphx/ranges.hpp>
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#include <migraphx/convert_to_json.hpp>
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#include <migraphx/stringutils.hpp>
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#include <migraphx/lexing.hpp>
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namespace migraphx {
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inline namespace MIGRAPHX_INLINE_NS {
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std::vector<std::string_view> json_tokenize(const std::string& s)
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{
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std::vector<lexer> lexers;
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// Quote
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lexers.push_back([](const char* start, const char* end) {
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if(*start != '\"')
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return start;
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++start;
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while((start != end) and (*start != '\"'))
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{
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if(*start == '\\')
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start++;
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start++;
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}
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return ++start;
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});
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// Line comments
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lexers.push_back([](const char* start, const char* end) {
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if(*start == '#')
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start++;
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else if((start + 1) < end and start[0] == '/' and start[1] == '/')
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start += 2;
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else
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return start;
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return std::find_if(start, end, [&](char c) { return c == '\n'; });
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});
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// Whitespace
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lexers.push_back(lex_while(&isspace));
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// Punctation
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lexers.push_back(lex_if(&ispunct));
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// Identifier/number
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lexers.push_back(lex_while([](char c) {
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return (isalnum(c) != 0 or contains({'_', '.', '+'}, c));
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}));
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return tokenize(s.data(), s.data() + s.length(), lexers);
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}
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std::string convert_to_json(const std::string& str)
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{
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auto tokens = json_tokenize(str);
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std::stringstream ss;
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for(auto& token : tokens)
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{
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std::string s(token);
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if(starts_with(s, "#") or starts_with(s, "//"))
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continue;
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if(std::isalpha(s.front()) != 0 and
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not contains({"null", "nan", "true", "false", "inf"}, s))
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{
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ss << "\"" << s << "\"";
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}
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else
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{
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ss << s;
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}
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}
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return ss.str();
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}
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} // namespace MIGRAPHX_INLINE_NS
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} // namespace migraphx
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