Class: BTC::MerkleTree

Inherits:
Object
  • Object
show all
Defined in:
lib/btcruby/merkle_tree.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hashes: nil, transactions: nil, items: nil) ⇒ MerkleTree

Returns a new instance of MerkleTree.

Raises:

  • (ArgumentError) 


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# File 'lib/btcruby/merkle_tree.rb', line 6

def initialize(hashes: nil, transactions: nil, items: nil)
  raise ArgumentError, "None of the arguments are used" if !transactions && !hashes && !items
  if transactions
    hashes = transactions.map{|tx| tx.transaction_hash}
  elsif items
    hashes = items.map{|item| BTC.hash256(item) }
  end
  raise ArgumentError, "Empty list is not allowed" if hashes.size == 0
  @hashes = hashes
end

Instance Attribute Details

#merkle_root ⇒ Object (readonly)

Returns the value of attribute merkle_root.



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# File 'lib/btcruby/merkle_tree.rb', line 4

def merkle_root
  @merkle_root
end

Instance Method Details

#tail_duplicates? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/btcruby/merkle_tree.rb', line 21

def tail_duplicates?
  if !@merkle_root
    @merkle_root = compute_merkle_root
  end
  @tail_duplicates
end