Class: Bitcoin::Descriptor::KeyExpression

Inherits:
Expression
  • Object
show all
Defined in:
lib/bitcoin/descriptor/key_expression.rb

Direct Known Subclasses

Combo, Pk, Pkh, RawTr, Tr, Wpkh

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Expression

#==, #compressed_key?, #derive_path, #extract_pubkey, #to_hex, #to_s, #to_script, #type

Constructor Details

#initialize(key) ⇒ KeyExpression

Constructor

Raises:

  • (ArgumentError) —

    If key is invalid.



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# File 'lib/bitcoin/descriptor/key_expression.rb', line 8

def initialize(key)
  raise ArgumentError, "Key must be string or MuSig." unless key.is_a?(String) || key.is_a?(MuSig)
  @key = key
  extracted_key
end

Instance Attribute Details

#key ⇒ Object (readonly)

Returns the value of attribute key.



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# File 'lib/bitcoin/descriptor/key_expression.rb', line 4

def key
  @key
end

Instance Method Details

#args ⇒ Object 



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

def args
  key
end

#extracted_key ⇒ Bitcoin::Key

Get extracted key.

Returns:



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# File 'lib/bitcoin/descriptor/key_expression.rb', line 24

def extracted_key
  extract_pubkey(musig? ? key.to_hex : key)
end

#musig? ⇒ Boolean

Key is musig or not?

Returns:

  • (Boolean) 


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# File 'lib/bitcoin/descriptor/key_expression.rb', line 30

def musig?
  key.is_a?(MuSig)
end

#top_level? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bitcoin/descriptor/key_expression.rb', line 18

def top_level?
  false
end