Function applyPatches

acceptance/image/image.go:1397–1426

(statement *in_toto.ProvenanceStatementSLSA02, patches *godog.Table)

}

func applyPatches(statement *in_toto.ProvenanceStatementSLSA02, patches *godog.Table) (*in_toto.ProvenanceStatementSLSA02, error) {
	if statement == nil || patches == nil || len(patches.Rows) == 0 {
		return statement, nil
	}

	stmt, err := json.Marshal(statement)
	if err != nil {
		return nil, err
	}

	for _, patch := range patches.Rows {
		val := patch.Cells[0].Value
		jp, err := jsonpatch.DecodePatch([]byte(val))
		if err != nil {
			return nil, err
		}

		stmt, err = jp.Apply(stmt)
		if err != nil {
			return nil, err
		}
	}

	var modified in_toto.ProvenanceStatementSLSA02
	if err := json.Unmarshal(stmt, &modified); err != nil {
		return nil, err
	}

	return &modified, nil
}

// steal creates an image using createAndPushImage and steals the signature
// ("sig") or attestation ("att")