Method peek

src/runtime/CL/mlgo/MLGOParser.cpp:128–139

    return t;
}
Token TokenStream::peek(size_t i)
{
    ARM_COMPUTE_ERROR_ON_MSG(_tokens.empty(), "TokenStream can never be empty");
    ARM_COMPUTE_ERROR_ON_MSG(i >= max_look_ahead, "TokenStream: Exceeding max look ahead");
    // NOTE: If i exceeds the stream (_istream.eof()), read() automatically appends a End token at the end
    while (_istream && _tokens.size() <= i)
    {
        read();
    }
    size_t ind = std::min(i, _tokens.size() - 1);
    return _tokens[ind];
}

void advance(CharPosition &pos, char ch)
{