//
// Created by Selim Mustafaev on 28.11.2022.
//

#include "Leb128Int.h"

namespace Dart {

    Leb128Int::Leb128Int(): _value(0), _size(0) {

    }

    Dart::Leb128Int::Leb128Int(const std::byte* ptr): _value(0), _size(0) {
        size_t bitShift = 0;
        auto data = reinterpret_cast<const uint8_t*>(ptr);

        while (*data < 0x80) {
            _value |= (*data << bitShift);
            bitShift += 7;
            data++;
            _size++;
        }

        _value |= ((*data & 0x7f) << bitShift);
        _size++;
    }

    uint64_t Leb128Int::value() const {
        return _value;
    }

    size_t Leb128Int::size() const {
        return _size;
    }

}