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Check if epoch is negative in GetTipsetByHeight #10878

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May 17, 2023
Merged

Check if epoch is negative in GetTipsetByHeight #10878

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4 changes: 4 additions & 0 deletions chain/store/store.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1161,6 +1161,10 @@ func (cs *ChainStore) TryFillTipSet(ctx context.Context, ts *types.TipSet) (*Ful
// selects the tipset before the null round if true, and the tipset following
// the null round if false.
func (cs *ChainStore) GetTipsetByHeight(ctx context.Context, h abi.ChainEpoch, ts *types.TipSet, prev bool) (*types.TipSet, error) {
if h < 0 {
return nil, xerrors.Errorf("height %d is negative", h)
}

if ts == nil {
ts = cs.GetHeaviestTipSet()
}
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