Function ScriptHasOpSuccess

txscript/script.go:551–565

ScriptHasOpSuccess returns true if any op codes in the script contain an OP_SUCCESS op code.

(witnessScript []byte)

// ScriptHasOpSuccess returns true if any op codes in the script contain an
// OP_SUCCESS op code.
func ScriptHasOpSuccess(witnessScript []byte) bool {
	// First, create a new script tokenizer so we can run through all the
	// elements.
	tokenizer := MakeScriptTokenizer(0, witnessScript)

	// Run through all the op codes, returning true if we find anything
	// that is marked as a new op success.
	for tokenizer.Next() {
		if _, ok := successOpcodes[tokenizer.Opcode()]; ok {
			return true
		}
	}

	return false
}