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fix: avoid panic when checkpoint API returns no slots #806

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fix: avoid panic when checkpoint API returns no slots #806

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7 changes: 6 additions & 1 deletion ethereum/src/config/checkpoints.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -235,7 +235,12 @@ impl CheckpointFallback {
let constructed_url = Self::construct_url(url);
let res = get(&constructed_url).await?;
let raw: RawSlotResponse = res.json().await?;
let slot = raw.data.slots[0].clone();
let slot = raw
.data
.slots
.first()
.ok_or_else(|| eyre::eyre!("no slots"))?
.clone();
slot.block_root
.ok_or_else(|| eyre::eyre!("Checkpoint not in returned slot"))
}
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