Add cache to HeaderChain struct.

This commit is contained in:
Adrian Brink 2017-04-05 13:50:11 +02:00
parent 9552ca7bb3
commit 5e33fe0aa7

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@ -427,7 +427,7 @@ impl HeaderChain {
}
}
/// Get the nth CHT root, if it's been computed.
/// Get the nth CHT root, if it has been computed.
///
/// CHT root 0 is from block `1..2048`.
/// CHT root 1 is from block `2049..4096`