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merkledag: change 'Node' to be an interface

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Also change existing 'Node' type to 'ProtoNode' and use that most
everywhere for now. As we move forward with the integration we will try
and use the Node interface in more places that we're currently using
ProtoNode.

License: MIT
Signed-off-by: Jeromy <why@ipfs.io>
This commit is contained in:
Jeromy
2016-10-09 12:59:36 -07:00
parent 015d476c4f
commit 01aee44679
61 changed files with 852 additions and 523 deletions
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16
unixfs/test/utils.go
View File

@ -27,7 +27,7 @@ func GetDAGServ() mdag.DAGService {
return mdagmock.Mock()
}
func GetNode(t testing.TB, dserv mdag.DAGService, data []byte) *mdag.Node {
func GetNode(t testing.TB, dserv mdag.DAGService, data []byte) *mdag.ProtoNode {
in := bytes.NewReader(data)
node, err := imp.BuildTrickleDagFromReader(dserv, SizeSplitterGen(500)(in))
if err != nil {
@ -37,11 +37,11 @@ func GetNode(t testing.TB, dserv mdag.DAGService, data []byte) *mdag.Node {
return node
}
func GetEmptyNode(t testing.TB, dserv mdag.DAGService) *mdag.Node {
func GetEmptyNode(t testing.TB, dserv mdag.DAGService) *mdag.ProtoNode {
return GetNode(t, dserv, []byte{})
}
func GetRandomNode(t testing.TB, dserv mdag.DAGService, size int64) ([]byte, *mdag.Node) {
func GetRandomNode(t testing.TB, dserv mdag.DAGService, size int64) ([]byte, *mdag.ProtoNode) {
in := io.LimitReader(u.NewTimeSeededRand(), size)
buf, err := ioutil.ReadAll(in)
if err != nil {
@ -64,7 +64,7 @@ func ArrComp(a, b []byte) error {
return nil
}
func PrintDag(nd *mdag.Node, ds mdag.DAGService, indent int) {
func PrintDag(nd *mdag.ProtoNode, ds mdag.DAGService, indent int) {
pbd, err := ft.FromBytes(nd.Data())
if err != nil {
panic(err)
@ -74,17 +74,17 @@ func PrintDag(nd *mdag.Node, ds mdag.DAGService, indent int) {
fmt.Print(" ")
}
fmt.Printf("{size = %d, type = %s, children = %d", pbd.GetFilesize(), pbd.GetType().String(), len(pbd.GetBlocksizes()))
if len(nd.Links) > 0 {
if len(nd.Links()) > 0 {
fmt.Println()
}
for _, lnk := range nd.Links {
for _, lnk := range nd.Links() {
child, err := lnk.GetNode(context.Background(), ds)
if err != nil {
panic(err)
}
PrintDag(child, ds, indent+1)
PrintDag(child.(*mdag.ProtoNode), ds, indent+1)
}
if len(nd.Links) > 0 {
if len(nd.Links()) > 0 {
for i := 0; i < indent; i++ {
fmt.Print(" ")
}