lib/transaction/better_signer/validator.ex
defmodule BitcoinLib.Transaction.BetterSigner.Validator do
def validate(transaction, private_keys) do
if validate_key_count(transaction, private_keys) do
:ok
else
{:error,
"should provide #{Enum.count(transaction.inputs)} private keys, got #{Enum.count(private_keys)}"}
end
end
defp validate_key_count(transaction, private_keys),
do: Enum.count(transaction.inputs) == Enum.count(private_keys)
end