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package types
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import (
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/ethereum/go-ethereum/ptrie"
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)
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type DerivableList interface {
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Len() int
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GetRlp(i int) []byte
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}
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func DeriveSha(list DerivableList) []byte {
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db, _ := ethdb.NewMemDatabase()
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trie := ptrie.New(nil, db)
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for i := 0; i < list.Len(); i++ {
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trie.Update(ethutil.Encode(i), list.GetRlp(i))
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}
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return trie.Root()
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}
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