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// ArduinoJson - https://arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License
#pragma once
namespace ARDUINOJSON_NAMESPACE {
class FlashStringIterator {
public:
explicit FlashStringIterator(const __FlashStringHelper* ptr)
: _ptr(reinterpret_cast<const char*>(ptr)) {}
explicit FlashStringIterator(const char* ptr) : _ptr(ptr) {}
FlashStringIterator operator+(ptrdiff_t d) const {
return FlashStringIterator(_ptr + d);
}
ptrdiff_t operator-(FlashStringIterator other) const {
return _ptr - other._ptr;
}
FlashStringIterator operator++(int) {
return FlashStringIterator(_ptr++);
}
FlashStringIterator operator++() {
return FlashStringIterator(++_ptr);
}
bool operator!=(FlashStringIterator other) const {
return _ptr != other._ptr;
}
char operator*() const {
return char(pgm_read_byte(_ptr));
}
private:
const char* _ptr;
};
} // namespace ARDUINOJSON_NAMESPACE
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