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// ArduinoJson - https://arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License
#pragma once
#include "lib/ArduinoJson/Namespace.hpp"
#include "lib/ArduinoJson/Strings/IsString.hpp"
#include "lib/ArduinoJson/Strings/StoragePolicy.hpp"
#include <string>
namespace ARDUINOJSON_NAMESPACE {
template <typename TString>
class StdStringAdapter {
public:
StdStringAdapter(const TString& str) : _str(&str) {}
void copyTo(char* p, size_t n) const {
memcpy(p, _str->c_str(), n);
}
bool isNull() const {
return false;
}
int compare(const char* other) const {
if (!other)
return 1;
return _str->compare(other);
}
bool equals(const char* expected) const {
if (!expected)
return false;
return *_str == expected;
}
size_t size() const {
return _str->size();
}
const char* begin() const {
return _str->c_str();
}
typedef storage_policies::store_by_copy storage_policy;
private:
const TString* _str;
};
template <typename TCharTraits, typename TAllocator>
struct IsString<std::basic_string<char, TCharTraits, TAllocator> > : true_type {
};
template <typename TCharTraits, typename TAllocator>
inline StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> >
adaptString(const std::basic_string<char, TCharTraits, TAllocator>& str) {
return StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> >(
str);
}
} // namespace ARDUINOJSON_NAMESPACE
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