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7 changes: 7 additions & 0 deletions protocol/operations.go
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ package protocol
import (
"encoding/hex"
"encoding/json"
"sort"

"github.com/steemit/steemutil/encoder"
)
Expand Down Expand Up @@ -603,7 +604,13 @@ func (e *CommentOptionsExtension) MarshalJSON() ([]byte, error) {
}

// NewBeneficiariesExtension creates a beneficiaries extension.
// Beneficiaries are automatically sorted alphabetically by account name
// as required by the Steem protocol.
func NewBeneficiariesExtension(beneficiaries []Beneficiary) *CommentOptionsExtension {
// Auto-sort beneficiaries alphabetically by account (Steem protocol requirement)
sort.Slice(beneficiaries, func(i, j int) bool {
return beneficiaries[i].Account < beneficiaries[j].Account
})
return &CommentOptionsExtension{
Tag: CommentOptionsExtensionBeneficiaries,
Value: &CommentPayoutBeneficiaries{
Expand Down
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