Function encodeFuncMapAsSetOf

thrift/encode.go:210–241

(t reflect.Type, seen encodeFuncCache)

}

func encodeFuncMapAsSetOf(t reflect.Type, seen encodeFuncCache) encodeFunc {
	key := t.Key()
	typ := TypeOf(key)
	enc := encodeFuncOf(key, seen)

	return func(w Writer, v reflect.Value, flags flags) error {
		n := v.Len()
		if n > math.MaxInt32 {
			return fmt.Errorf("map length is too large to be represented in thrift: %d > max(int32)", n)
		}

		err := w.WriteSet(Set{
			Size: int32(n),
			Type: typ,
		})
		if err != nil {
			return err
		}
		if n == 0 { // empty map
			return nil
		}

		iter := v.MapRange()
		for iter.Next() {
			if err := enc(w, iter.Key(), flags); err != nil {
				return err
			}
		}

		return nil
	}
}

type structEncoder struct {
	fields []structEncoderField