Module: SegwitScript

Included in:
Bitcoin::Script
Defined in:
lib/segwit/script.rb

Instance Method Summary collapse

Instance Method Details

#is_standard? ⇒ Boolean

override Bitcoin::Script#is_standard? Add P2WPKH and P2WSH to the standard

Returns:

  • (Boolean) 


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# File 'lib/segwit/script.rb', line 5

def is_standard?
  super || is_witness_v0_keyhash? || is_witness_v0_scripthash?
end

#is_witness_v0_keyhash? ⇒ Boolean

see github.com/bitcoin/bips/blob/master/bip-0141.mediawiki#Witness_program

Returns:

  • (Boolean) 


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# File 'lib/segwit/script.rb', line 10

def is_witness_v0_keyhash?
  @chunks.length == 2 &&@chunks[0] == 0 && @chunks[1].bytesize == 20
end

#is_witness_v0_scripthash? ⇒ Boolean

see github.com/bitcoin/bips/blob/master/bip-0141.mediawiki#Witness_program

Returns:

  • (Boolean) 


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# File 'lib/segwit/script.rb', line 15

def is_witness_v0_scripthash?
  @chunks.length == 2 &&@chunks[0] == 0 && @chunks[1].bytesize == 32
end

#type ⇒ Object

override Bitcoin::Script#type Add type witness_v0_keyhash and witness_v0_scripthash



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# File 'lib/segwit/script.rb', line 21

def type
  base = super
  if base == :unknown
    return :witness_v0_keyhash if is_witness_v0_keyhash?
    return :witness_v0_scripthash if is_witness_v0_scripthash?
    :unknown
  else
    base
  end
end