Update Tree interface to match last censustree version

asmt.go

@@ -9,6 +9,7 @@ import (
 
 	"go.vocdoni.io/dvote/censustree"
 	"go.vocdoni.io/dvote/log"
+	"go.vocdoni.io/proto/build/go/models"
 
 	"git.sr.ht/~sircmpwn/go-bare"
 	"github.com/p4u/asmt/db"
@@ -31,6 +32,9 @@ type Tree struct {
 	snapshotSize   uint64
 }
 
+// check that censustree.Tree interface is matched by Tree
+var _ censustree.Tree = (*Tree)(nil)
+
 type Proof struct {
 	Bitmap   []byte
 	Length   int
@@ -114,6 +118,16 @@ func (t *Tree) IsPublic() bool {
 	return atomic.LoadUint32(&t.public) == 1
 }
 
+// Type returns the numeric identifier for the censusTree implementation
+func (t *Tree) Type() models.Census_Type {
+	return models.Census_UNKNOWN
+}
+
+// TypeString returns the name identifying the censustree implementation
+func (t *Tree) TypeString() string {
+	return models.Census_Type_name[int32(t.Type())] // reuse the naming generated by protobuf
+}
+
 // Commit saves permanently the tree on disk
 func (t *Tree) Commit() error {
 	if t.snapshotRoot != nil {

go.mod

@@ -3,11 +3,12 @@ module github.com/p4u/asmt
 go 1.16
 
 require (
-	git.sr.ht/~sircmpwn/go-bare v0.0.0-20210227202403-5dae5c48f917
+	git.sr.ht/~sircmpwn/go-bare v0.0.0-20210406120253-ab86bc2846d9
 	github.com/aergoio/aergo-lib v1.0.2
 	github.com/guptarohit/asciigraph v0.4.1
 	github.com/stretchr/testify v1.7.0
 	github.com/syndtr/goleveldb v1.0.1-0.20200815110645-5c35d600f0ca
-	go.vocdoni.io/dvote v0.6.1-0.20210326182730-ba86106de602
+	go.vocdoni.io/dvote v1.0.4-0.20210809075252-5e1716d5e0f5
-	golang.org/x/crypto v0.0.0-20210317152858-513c2a44f670
+	go.vocdoni.io/proto v1.0.4-0.20210726091234-bceaf416353b
+	golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97
 )