Emily Boudreaux
ec13264050
A bug was discovered in glaze which prevented valid toml output. We have switched to toml++ and reflect-cpp. The interface has remained the same so this should not break any code
63 lines
2.1 KiB
C++
63 lines
2.1 KiB
C++
#ifndef RFL_PARSING_PARSER_STRING_VIEW_HPP_
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#define RFL_PARSING_PARSER_STRING_VIEW_HPP_
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#include <cstring>
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#include <map>
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#include <string>
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#include <string_view>
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#include "../Result.hpp"
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#include "../always_false.hpp"
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#include "Parser_base.hpp"
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#include "schema/Type.hpp"
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namespace rfl {
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namespace parsing {
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template <class R, class W, class ProcessorsType>
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requires AreReaderAndWriter<R, W, std::string_view>
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struct Parser<R, W, std::string_view, ProcessorsType> {
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using InputVarType = typename R::InputVarType;
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static Result<std::string_view> read(const R& _r,
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const InputVarType& _var) noexcept {
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if constexpr (!ProcessorsType::allow_raw_ptrs_) {
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static_assert(
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always_false_v<R>,
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"Reading into std::string_view is dangerous and "
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"therefore unsupported. "
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"Please consider using std::string instead or wrapping "
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"std::string in rfl::Box or rfl::Ref."
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"If you absolutely must use std::string_view, "
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"you can pass the rfl::AllowRawPtrs processor. "
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"Please note that it is then YOUR responsibility "
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"to delete the allocated memory. Please also refer "
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"to the related documentation (in the section on processors).");
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return error("Unsupported.");
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} else {
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return Parser<R, W, std::string, ProcessorsType>::read(_r, _var)
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.transform([](std::string&& str) {
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char* data =
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new char[str.size() + 1]; // +1 for the null terminator
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std::memcpy(data, str.data(), str.size() + 1);
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return std::string_view(data, str.size());
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});
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}
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}
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template <class P>
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static void write(const W& _w, const std::string_view& _str, const P& _p) {
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Parser<R, W, std::string, ProcessorsType>::write(_w, std::string(_str), _p);
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}
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static schema::Type to_schema(
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std::map<std::string, schema::Type>* _definitions) {
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return Parser<R, W, std::string, ProcessorsType>::to_schema(_definitions);
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}
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};
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} // namespace parsing
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} // namespace rfl
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#endif
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