core/commands/pin: refactor to use gc.Descendants()

License: MIT
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>

core/commands/pin.go

@@ -10,7 +10,7 @@ import (
 	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
 	core "github.com/ipfs/go-ipfs/core"
 	corerepo "github.com/ipfs/go-ipfs/core/corerepo"
-	dag "github.com/ipfs/go-ipfs/merkledag"
+	gc "github.com/ipfs/go-ipfs/pin/gc"
 	path "github.com/ipfs/go-ipfs/path"
 	u "github.com/ipfs/go-ipfs/util"
 )
@@ -327,15 +327,9 @@ func pinLsAll(typeStr string, ctx context.Context, n *core.IpfsNode) (map[string
 	}
 	if typeStr == "indirect" || typeStr == "all" {
 		ks := key.NewKeySet()
-		for _, k := range n.Pinning.RecursiveKeys() {
-			nd, err := n.DAG.Get(ctx, k)
-			if err != nil {
-				return nil, err
-			}
-			err = dag.EnumerateChildren(n.Context(), n.DAG, nd, ks)
-			if err != nil {
-				return nil, err
-			}
+		err := gc.Descendants(n.DAG, ks, n.Pinning.RecursiveKeys())
+		if err != nil {
+			return nil, err
 		}
 		AddToResultKeys(ks.Keys(), "indirect")
 	}