StringIO#pread: handle 0 length like IO#pread#67
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If length is 0, IO#pread don't even try to read the IO, it simply return the buffer untouched if there is one or a new empty buffer otherwise. It also doesn't validate the offset when length is 0.
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(ruby/stringio#67) Fix: ruby/stringio#66 If length is 0, IO#pread don't even try to read the IO, it simply return the buffer untouched if there is one or a new empty buffer otherwise. It also doesn't validate the offset when length is 0. cc @jdelStrother @kou ruby/stringio@37e9279337 Co-authored-by: Jean Boussier <jean.boussier@gmail.com>
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Fix: #66
If length is 0, IO#pread don't even try to read the IO, it simply return the buffer untouched if there is one or a new empty buffer otherwise.
It also doesn't validate the offset when length is 0.
cc @jdelStrother @kou