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// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
package common
import (
"encoding/json"
"fmt"
"strings"
)
// Creator is a wrapper around the Creator SPDX field. The SPDX field contains two values, which requires special
// handling in order to marshal/unmarshal it to/from Go data types.
type Creator struct {
Creator string
// CreatorType should be one of "Person", "Organization", or "Tool"
CreatorType string
}
// UnmarshalJSON takes an annotator in the typical one-line format and parses it into a Creator struct.
// This function is also used when unmarshalling YAML
func (c *Creator) UnmarshalJSON(data []byte) error {
str := string(data)
str = strings.Trim(str, "\"")
fields := strings.SplitN(str, ": ", 2)
if len(fields) != 2 {
return fmt.Errorf("failed to parse Creator '%s'", str)
}
c.CreatorType = fields[0]
c.Creator = fields[1]
return nil
}
// MarshalJSON converts the receiver into a slice of bytes representing a Creator in string form.
// This function is also used with marshalling to YAML
func (c Creator) MarshalJSON() ([]byte, error) {
if c.Creator != "" {
return json.Marshal(fmt.Sprintf("%s: %s", c.CreatorType, c.Creator))
}
return []byte{}, nil
}
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