makenotabuggreatagain/stream-spec: executable specification for Stream (make testing streams easy) (evacuated from NSA/Microsoft Github)

Dominic Tarr a962299fb1 implement destroy to satisify spec		12 anni fa
..
readable.js	a962299fb1 implement destroy to satisify spec	12 anni fa
writable.js	a962299fb1 implement destroy to satisify spec	12 anni fa