nimbus-eth1/nimbus/utils.nim

import eth/trie/db, eth/[trie, rlp, common]

proc calcRootHash[T](items: openArray[T]): Hash256 =
  var tr = initHexaryTrie(newMemoryDB())
  for i, t in items:
    tr.put(rlp.encode(i).toRange, rlp.encode(t).toRange)
  return tr.rootHash

template calcTxRoot*(transactions: openArray[Transaction]): Hash256 =
  calcRootHash(transactions)

template calcReceiptRoot*(receipts: openArray[Receipt]): Hash256 =
  calcRootHash(receipts)
Use nim-eth (#224) 2019-02-05 20:15:50 +01:00			`import eth/trie/db, eth/[trie, rlp, common]`
implement transaction tracer 2018-12-03 17:54:19 +07:00
			`proc calcRootHash[T](items: openArray[T]): Hash256 =`
			`var tr = initHexaryTrie(newMemoryDB())`
			`for i, t in items:`
			`tr.put(rlp.encode(i).toRange, rlp.encode(t).toRange)`
			`return tr.rootHash`

			`template calcTxRoot*(transactions: openArray[Transaction]): Hash256 =`
			`calcRootHash(transactions)`

			`template calcReceiptRoot*(receipts: openArray[Receipt]): Hash256 =`
			`calcRootHash(receipts)`