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Changed order of actions in ObjectIDFromHex func #637

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Apr 30, 2021
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8 changes: 4 additions & 4 deletions bson/primitive/objectid.go
Original file line number Diff line number Diff line change
Expand Up @@ -73,15 +73,15 @@ func (id ObjectID) IsZero() bool {
// ObjectIDFromHex creates a new ObjectID from a hex string. It returns an error if the hex string is not a
// valid ObjectID.
func ObjectIDFromHex(s string) (ObjectID, error) {
if len(s) != 24 {
return NilObjectID, ErrInvalidHex
}

b, err := hex.DecodeString(s)
if err != nil {
return NilObjectID, err
}

if len(b) != 12 {
return NilObjectID, ErrInvalidHex
}

var oid [12]byte
copy(oid[:], b[:])

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