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fixes zero length input bug in output_stream.append

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andri lim 2019-09-03 14:16:42 +07:00 • committed by zah
commit 12250ec3ed
2 changed files with 5 additions and 0 deletions
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faststreams/output_stream.nim
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@ -356,6 +356,7 @@ proc append*(c: var WriteCursor, bytes: openarray[byte]) {.inline.} =
pageRemaining = c.runway
inputLen = bytes.len
if inputLen == 0: return
if inputLen <= pageRemaining:
copyMem(c.head, unsafeAddr bytes[0], inputLen)
c.head = shift(c.head, inputLen)