buffer: allow to write zero bytes #137
Merged
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Encoder can try to write zero bytes sometimes. For example, when it encodes an empty string. Let's simply handle this case in buffer and iterators instead of assertion.
Along the way, replace the assertion in
iterator::get
method as well. It should have be done in 28bae01, but we forgot about this method because it's not used by decoder.Part of #93 reincarnation.