Function ComputePkScript

txscript/pkscript.go:182–191

ComputePkScript computes the script of an output by looking at the spending input's signature script or witness. NOTE: Only P2PKH, P2SH, P2WSH, and P2WPKH redeem scripts are supported.

(sigScript []byte, witness wire.TxWitness)

//
// NOTE: Only P2PKH, P2SH, P2WSH, and P2WPKH redeem scripts are supported.
func ComputePkScript(sigScript []byte, witness wire.TxWitness) (PkScript, error) {
	switch {
	case len(sigScript) > 0:
		return computeNonWitnessPkScript(sigScript)
	case len(witness) > 0:
		return computeWitnessPkScript(witness)
	default:
		return PkScript{}, ErrUnsupportedScriptType
	}
}

// computeNonWitnessPkScript computes the script of an output by looking at the
// spending input's signature script.