roschaefer e24d8035b1 Fix this annoying bug with a tested helper
I don't know where the bug originates. But it can only be that either
`previousResult` or `fetchMore` result is sometimes undefined. This
should make the function bullet-proof for these situations.
2019-12-10 23:28:01 +01:00
..
2019-11-28 11:22:09 +01:00
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2019-05-29 09:47:24 -03:00
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