Function parseWitnessStack

txscript/reference_test.go:117–129

parseWitnessStack parses a json array of witness items encoded as hex into a slice of witness elements.

(elements []interface{})

// parseWitnessStack parses a json array of witness items encoded as hex into a
// slice of witness elements.
func parseWitnessStack(elements []interface{}) ([][]byte, error) {
	witness := make([][]byte, len(elements))
	for i, e := range elements {
		witElement, err := hex.DecodeString(e.(string))
		if err != nil {
			return nil, err
		}

		witness[i] = witElement
	}

	return witness, nil
}

// shortFormOps holds a map of opcode names to values for use in short form
// parsing.  It is declared here so it only needs to be created once.