Class: BTC::ScriptVersion

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

Constant Summary collapse

VERSION_DEFAULT = 
0
VERSION_P2SH = 
1

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(version) ⇒ ScriptVersion

Returns a new instance of ScriptVersion.



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# File 'lib/btcruby/script/script_version.rb', line 9

def initialize(version)
  @version = version
end

Instance Attribute Details

#sighash_version ⇒ Object (readonly)

Returns a matching signature hash version for the given script version. All currently known script versions use sighash version 1.



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# File 'lib/btcruby/script/script_version.rb', line 15

def sighash_version
  @sighash_version
end

#version ⇒ Object (readonly)

binary string containing the version



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# File 'lib/btcruby/script/script_version.rb', line 6

def version
  @version
end

Instance Method Details

#default? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/btcruby/script/script_version.rb', line 26

def default?
  @version == VERSION_DEFAULT
end

#known? ⇒ Boolean

Returns true if version is known. Unknown versions are supported too, but scripts are not even parsed and interpreted as “anyone can spend”.

Returns:

  • (Boolean) 


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# File 'lib/btcruby/script/script_version.rb', line 21

def known?
  default? ||
  p2sh?
end

#name ⇒ Object 



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# File 'lib/btcruby/script/script_version.rb', line 34

def name
  case version
  when VERSION_DEFAULT
    "Default script"
  when VERSION_P2SH
    "P2SH v1"
  else
    "Unknown script version"
  end
end

#p2sh? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/btcruby/script/script_version.rb', line 30

def p2sh?
  @version == VERSION_P2SH
end

#to_i ⇒ Object 



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# File 'lib/btcruby/script/script_version.rb', line 45

def to_i
  @version
end

#to_s ⇒ Object 



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# File 'lib/btcruby/script/script_version.rb', line 49

def to_s
  "v#{@version} (#{name})"
end