forked from izaya/OC-PsychOS2
fix edge case where io.open(whatever):read() returns nil
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@ -24,7 +24,7 @@ end
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function mtar.iter(stream) -- table -- function -- Given buffer *stream*, returns an iterator suitable for use with *for* that returns, for each iteration, the file name, a function to read from the file, and the length of the file.
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local remain = 0
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local function read(n)
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local rb = stream:read(math.min(n,remain))
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local rb = stream:read(math.min(n,remain)) or ""
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remain = remain - rb:len()
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return rb
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end
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