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// ArduinoJson - https://arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License
#pragma once
#include "lib/ArduinoJson/Memory/MemoryPool.hpp"
namespace ARDUINOJSON_NAMESPACE {
class StringCopier {
public:
StringCopier(MemoryPool& pool) : _pool(&pool) {}
void startString() {
_pool->getFreeZone(&_ptr, &_capacity);
_size = 0;
}
const char* save() {
ARDUINOJSON_ASSERT(_ptr);
return _pool->saveStringFromFreeZone(_size);
}
void append(const char* s) {
while (*s) append(*s++);
}
void append(const char* s, size_t n) {
while (n-- > 0) append(*s++);
}
void append(char c) {
if (!_ptr)
return;
if (_size >= _capacity) {
_ptr = 0;
_pool->markAsOverflowed();
return;
}
_ptr[_size++] = c;
}
bool isValid() {
return _ptr != 0;
}
const char* c_str() {
return _ptr;
}
typedef storage_policies::store_by_copy storage_policy;
private:
MemoryPool* _pool;
char* _ptr;
size_t _size;
size_t _capacity;
};
} // namespace ARDUINOJSON_NAMESPACE
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