25 lines
364 B
Go
25 lines
364 B
Go
package bucket
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import (
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"errors"
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"fmt"
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"strings"
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)
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type Photo string
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const photoPrefix = "photo/"
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var ErrorInvalidPhoto = errors.New("invalid photo")
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func (p Photo) Validate() error {
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if !strings.HasPrefix(string(p), photoPrefix) {
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return fmt.Errorf("%w: %v", ErrorInvalidPhoto, p)
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}
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return nil
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}
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func (p Photo) String() string {
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return string(p)
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}
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