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eth/protocols/eth: add doc for NewNodeFilter

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lightclient 2024-08-15 09:13:44 -06:00
parent 0113cebed9
commit 77d9ec95f6
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eth/protocols/eth/discovery.go
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@ -65,6 +65,8 @@ func currentENREntry(chain *core.BlockChain) *enrEntry {
} }
} }
// NewNodeFilter returns a filtering function that returns whether the provided
// enode advertises a forkid compatible with the current chain.
func NewNodeFilter(chain *core.BlockChain) func(*enode.Node) bool { func NewNodeFilter(chain *core.BlockChain) func(*enode.Node) bool {
filter := forkid.NewFilter(chain) filter := forkid.NewFilter(chain)
return func(n *enode.Node) bool { return func(n *enode.Node) bool {