Class: Bitcoin::Descriptor::Wpkh

Inherits:

KeyExpression

• Object
• Expression
• KeyExpression
• Bitcoin::Descriptor::Wpkh

Defined in:

lib/bitcoin/descriptor/wpkh.rb

Overview

wpkh() expression

Instance Attribute Summary

Attributes inherited from KeyExpression

#key

Instance Method Summary

• #initialize(key) ⇒ Wpkh constructor

  A new instance of Wpkh.

• #to_script ⇒ Object
• #type ⇒ Object

Methods inherited from KeyExpression

#args, #extracted_key, #top_level?

Methods inherited from Expression

#==, #args, #compressed_key?, #derive_path, #extract_pubkey, #to_hex, #to_s, #top_level?

Constructor Details

#initialize(key) ⇒ Wpkh

Returns a new instance of Wpkh.

Raises:

• (ArgumentError)

# File 'lib/bitcoin/descriptor/wpkh.rb', line 5

def initialize(key)
  super(key)
  raise ArgumentError, "Uncompressed key are not allowed." unless extract_pubkey(key).compressed?
end

Instance Method Details

#to_script ⇒ Object

# File 'lib/bitcoin/descriptor/wpkh.rb', line 14

def to_script
  Script.to_p2wpkh(extracted_key.hash160)
end

#type ⇒ Object

# File 'lib/bitcoin/descriptor/wpkh.rb', line 10

def type
  :wpkh
end