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Iustin Pop authored
Since this bit of code (including the “when (isJust …)” is used in multiple places, let's abstract it in a function that is used consistently. One (bad?) side-effect is that all node lists are done to stderr, including the ones from hbal where it was previously done to stdout (is that fine?). Signed-off-by: Iustin Pop <iustin@google.com> Reviewed-by: Balazs Lecz <leczb@google.com>
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