chore: remove dead code (#2338)

pkg/localstore/mode_get.go

@@ -68,16 +68,8 @@ func (db *DB) get(mode storage.ModeGet, addr swarm.Address) (out shed.Item, err
 	case storage.ModeGetRequest:
 		db.updateGCItems(out)
 
-	case storage.ModeGetPin:
-		pinnedItem, err := db.pinIndex.Get(item)
-		if err != nil {
-			return out, err
-		}
-		return pinnedItem, nil
-
 	// no updates to indexes
-	case storage.ModeGetSync:
-	case storage.ModeGetLookup:
+	case storage.ModeGetSync, storage.ModeGetLookup:
 	default:
 		return out, ErrInvalidMode
 	}

pkg/localstore/mode_get_multi.go

@@ -75,15 +75,8 @@ func (db *DB) getMulti(mode storage.ModeGet, addrs ...swarm.Address) (out []shed
 	case storage.ModeGetRequest:
 		db.updateGCItems(out...)
 
-	case storage.ModeGetPin:
-		err := db.pinIndex.Fill(out)
-		if err != nil {
-			return nil, err
-		}
-
 	// no updates to indexes
-	case storage.ModeGetSync:
-	case storage.ModeGetLookup:
+	case storage.ModeGetSync, storage.ModeGetLookup:
 	default:
 		return out, ErrInvalidMode
 	}

pkg/localstore/mode_get_multi_test.go

@@ -34,7 +34,6 @@ func TestModeGetMulti(t *testing.T) {
 		storage.ModeGetRequest,
 		storage.ModeGetSync,
 		storage.ModeGetLookup,
-		storage.ModeGetPin,
 	} {
 		t.Run(mode.String(), func(t *testing.T) {
 			db := newTestDB(t, nil)
@@ -46,17 +45,6 @@ func TestModeGetMulti(t *testing.T) {
 				t.Fatal(err)
 			}
 
-			if mode == storage.ModeGetPin {
-				// pin chunks so that it is not returned as not found by pinIndex
-				for i, ch := range chunks {
-					err := db.Set(context.Background(), storage.ModeSetPin, ch.Address())
-					if err != nil {
-						t.Fatal(err)
-					}
-					chunks[i] = ch
-				}
-			}
-
 			addrs := chunkAddresses(chunks)
 
 			got, err := db.GetMulti(context.Background(), mode, addrs...)

pkg/storage/store.go

@@ -33,8 +33,6 @@ func (m ModeGet) String() string {
 		return "Sync"
 	case ModeGetLookup:
 		return "Lookup"
-	case ModeGetPin:
-		return "PinLookup"
 	case ModeGetRequestPin:
 		return "RequestPin"
 	default:
@@ -50,8 +48,6 @@ const (
 	ModeGetSync
 	// ModeGetLookup: when accessed to lookup a a chunk in feeds or other places
 	ModeGetLookup
-	// ModeGetPin: used when a pinned chunk is accessed
-	ModeGetPin
 	// ModeGetRequestPin represents request for retrieval of pinned chunk.
 	ModeGetRequestPin
 )