Exception: Bitcoin::ScriptError

Inherits:
Exception
  • Object
show all
Defined in:
lib/bitcoin/script/script_error.rb

Overview

bitcoin script error

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(code, extra_msg = '') ⇒ ScriptError

Returns a new instance of ScriptError.



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# File 'lib/bitcoin/script/script_error.rb', line 9

def initialize(code, extra_msg = '')
  raise 'invalid error code.' unless ERRCODES_MAP[code]
  @code = code
  @extra_msg = extra_msg
end

Instance Attribute Details

#code ⇒ Object

Returns the value of attribute code.



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# File 'lib/bitcoin/script/script_error.rb', line 6

def code
  @code
end

#extra_msg ⇒ Object

Returns the value of attribute extra_msg.



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# File 'lib/bitcoin/script/script_error.rb', line 7

def extra_msg
  @extra_msg
end

Class Method Details

.name_to_code(name) ⇒ Object 



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# File 'lib/bitcoin/script/script_error.rb', line 132

def self.name_to_code(name)
  NAME_MAP[name]
end

Instance Method Details

#ok? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bitcoin/script/script_error.rb', line 128

def ok?
  code == Bitcoin::SCRIPT_ERR_OK
end

#to_s ⇒ Object 



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# File 'lib/bitcoin/script/script_error.rb', line 15

def to_s
  case code
  when SCRIPT_ERR_OK
    'No error'
  when SCRIPT_ERR_EVAL_FALSE
    'Script evaluated without error but finished with a false/empty top stack element'
  when SCRIPT_ERR_VERIFY
    'Script failed an OP_VERIFY operation'
  when SCRIPT_ERR_EQUALVERIFY
    'Script failed an OP_EQUALVERIFY operation'
  when SCRIPT_ERR_CHECKMULTISIGVERIFY
    'Script failed an OP_CHECKMULTISIGVERIFY operation'
  when SCRIPT_ERR_CHECKSIGVERIFY
    'Script failed an OP_CHECKSIGVERIFY operation'
  when SCRIPT_ERR_NUMEQUALVERIFY
    'Script failed an OP_NUMEQUALVERIFY operation'
  when SCRIPT_ERR_SCRIPT_SIZE
    'Script is too big'
  when SCRIPT_ERR_PUSH_SIZE
    'Push value size limit exceeded'
  when SCRIPT_ERR_OP_COUNT
    'Operation limit exceeded'
  when SCRIPT_ERR_STACK_SIZE
    'Stack size limit exceeded'
  when SCRIPT_ERR_SIG_COUNT
    'Signature count negative or greater than pubkey count'
  when SCRIPT_ERR_PUBKEY_COUNT
    'Pubkey count negative or limit exceeded'
  when SCRIPT_ERR_BAD_OPCODE
    'Opcode missing or not understood'
  when SCRIPT_ERR_DISABLED_OPCODE
    'Attempted to use a disabled opcode'
  when SCRIPT_ERR_INVALID_STACK_OPERATION
    'Operation not valid with the current stack size'
  when SCRIPT_ERR_INVALID_ALTSTACK_OPERATION
    'Operation not valid with the current altstack size'
  when SCRIPT_ERR_OP_RETURN
    'OP_was encountered'
  when SCRIPT_ERR_UNBALANCED_CONDITIONAL
    'Invalid OP_IF construction'
  when SCRIPT_ERR_NEGATIVE_LOCKTIME
    'Negative locktime'
  when SCRIPT_ERR_UNSATISFIED_LOCKTIME
    'Locktime requirement not satisfied'
  when SCRIPT_ERR_SIG_HASHTYPE
    'Signature hash type missing or not understood'
  when SCRIPT_ERR_SIG_DER
    'Non-canonical DER signature'
  when SCRIPT_ERR_MINIMALDATA
    'Data push larger than necessary'
  when SCRIPT_ERR_SIG_PUSHONLY
    'Only non-push operators allowed in signatures'
  when SCRIPT_ERR_SIG_HIGH_S
    'Non-canonical signature S value is unnecessarily high'
  when SCRIPT_ERR_SIG_NULLDUMMY
    'Dummy CHECKMULTISIG argument must be zero'
  when SCRIPT_ERR_MINIMALIF
    'OP_IF/NOTIF argument must be minimal'
  when SCRIPT_ERR_SIG_NULLFAIL
    'Signature must be zero for failed CHECK(MULTI)SIG operation'
  when SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS
    'NOPx reserved for soft-fork upgrades'
  when SCRIPT_ERR_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM
    'Witness version reserved for soft-fork upgrades'
  when SCRIPT_ERR_DISCOURAGE_UPGRADABLE_TAPROOT_VERSION
    'Taproot version reserved for soft-fork upgrades'
  when SCRIPT_ERR_DISCOURAGE_UNKNOWN_ANNEX
    'Unknown input annex reserved for soft-fork upgrades'
  when SCRIPT_ERR_DISCOURAGE_OP_SUCCESS
    'SUCCESSx reserved for soft-fork upgrades'
  when SCRIPT_ERR_DISCOURAGE_UPGRADABLE_PUBKEYTYPE
    'Public key version reserved for soft-fork upgrades'
  when SCRIPT_ERR_PUBKEYTYPE
    'Public key is neither compressed or uncompressed'
  when SCRIPT_ERR_WITNESS_PROGRAM_WRONG_LENGTH
    'Witness program has incorrect length'
  when SCRIPT_ERR_WITNESS_PROGRAM_WITNESS_EMPTY
    'Witness program was passed an empty witness'
  when SCRIPT_ERR_WITNESS_PROGRAM_MISMATCH
    'Witness program hash mismatch'
  when SCRIPT_ERR_WITNESS_MALLEATED
    'Witness requires empty scriptSig'
  when SCRIPT_ERR_WITNESS_MALLEATED_P2SH
    'Witness requires only-redeemscript scriptSig'
  when SCRIPT_ERR_WITNESS_UNEXPECTED
    'Witness provided for non-witness script'
  when SCRIPT_ERR_WITNESS_PUBKEYTYPE
    'Using non-compressed keys in segwit'
  when SCRIPT_ERR_SCHNORR_SIG_SIZE
    'Invalid Schnorr signature size'
  when SCRIPT_ERR_SCHNORR_SIG_HASHTYPE
    'Invalid Schnorr signature hash type'
  when SCRIPT_ERR_SCHNORR_SIG
    'Invalid Schnorr signature'
  when SCRIPT_ERR_TAPROOT_WRONG_CONTROL_SIZE
    'Invalid Taproot control block size'
  when SCRIPT_ERR_TAPSCRIPT_VALIDATION_WEIGHT
    'Too much signature validation relative to witness weight'
  when SCRIPT_ERR_TAPSCRIPT_CHECKMULTISIG
    'OP_CHECKMULTISIG(VERIFY) is not available in tapscript'
  when SCRIPT_ERR_TAPSCRIPT_MINIMALIF
    'OP_IF/NOTIF argument must be minimal in tapscript'
  when SCRIPT_ERR_OP_CODESEPARATOR
    'Using OP_CODESEPARATOR in non-witness script'
  when SCRIPT_ERR_SIG_FINDANDDELETE
    'Signature is found in scriptCode'
  when SCRIPT_ERR_UNKNOWN_ERROR, SCRIPT_ERR_ERROR_COUNT
    'unknown error'
  else
    extra_msg ? extra_msg : 'unknown error'
  end
end