//
// unmarshal key, value into a list of decoded fields
//
func (info indexinfo) unmarshalKeyValue(k, v []byte) ([]interface{}, error) {
vkey, err := typedbuffer.DecodeAll(false, k)
if err != nil {
return nil, err
}
vval, err := typedbuffer.DecodeAll(false, v)
if err != nil {
return nil, err
}
lkey := len(vkey)
lval := len(vval)
fields := []interface{}{}
var ival interface{}
kk, lk := 0, len(info.iplist)
for i := 0; i < lkey+lval; i++ {
if kk < lk && uint(i) == info.iplist[kk].field {
ival = vkey[info.iplist[kk].pos]
kk += 1
} else {
ival = vval[0]
vval = vval[1:]
}
fields = append(fields, ival)
}
return fields, nil
}
func Test_99_ForEach(t *testing.T) {
indices := []string{
"", // note that this contains the table description (info about indices)
INDEX_1,
INDEX_2,
}
for _, index := range indices {
t.Log("content of index", index)
n := 0
if err := getTable(t).ForEach(index, func(k, v []byte) error {
kk, _ := typedbuffer.DecodeAll(true, k)
vv, _ := typedbuffer.DecodeAll(true, v)
if index == "" {
// the key should be the index name, not encoded
kk = []interface{}{string(k)}
}
t.Logf(" k:%v, v:%v", kk, vv)
n += 1
return nil
}); err != nil {
t.Error("ForEach error", err)
}
t.Log(" total", n, "records")
}
}