Waves address encoding and decoding.

.gitignore

@@ -9,4 +9,5 @@
 *.test
 
 # Outputs from tools
-*.out
+*.out
+/.idea

chain/waves/address.go

@@ -0,0 +1,40 @@
+package waves
+
+import (
+	"github.com/renproject/multichain/api/address"
+	"github.com/wavesplatform/gowaves/pkg/proto"
+)
+
+type AddressDecoder struct{}
+
+// NewAddressDecoder returns the default AddressDecoder for Waves chain. It
+// uses the base58 alphabet to decode the string, and interprets the
+// result as a 26-byte array.
+func NewAddressDecoder() AddressDecoder {
+	return AddressDecoder{}
+}
+
+// DecodeAddress decodes from string into bytes.
+func (AddressDecoder) DecodeAddress(encoded address.Address) (address.RawAddress, error) {
+	addr, err := proto.NewAddressFromString(string(encoded))
+	if err != nil {
+		return nil, err
+	}
+	return address.RawAddress(addr.Bytes()), nil
+}
+
+type AddressEncoder struct{}
+
+// DecodeAddress decodes from bytes into string.
+func (AddressEncoder) EncodeAddress(decoded address.RawAddress) (address.Address, error) {
+	addr, err := proto.NewAddressFromBytes(decoded)
+	if err != nil {
+		return "", err
+	}
+	return address.Address(addr.String()), nil
+}
+
+type AddressEncodeDecoder struct {
+	AddressDecoder
+	AddressEncoder
+}

chain/waves/address_test.go

@@ -0,0 +1,23 @@
+package waves
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/renproject/multichain/api/address"
+)
+
+var _ = Describe("Address", func() {
+	Context("when decoding and encoding", func() {
+		It("should equal itself", func() {
+			addr := address.Address("3PMtE788h78hf1DFVPPXKBVa58sjt3QLxwT")
+
+			dec, err := AddressEncodeDecoder{}.DecodeAddress(addr)
+			Expect(err).ToNot(HaveOccurred())
+
+			addr2, err := AddressEncodeDecoder{}.EncodeAddress(dec)
+			Expect(err).ToNot(HaveOccurred())
+
+			Expect(addr).Should(Equal(addr2))
+		})
+	})
+})

chain/waves/waves.go

@@ -0,0 +1 @@
+package waves

chain/waves/waves_suite_test.go

@@ -0,0 +1,13 @@
+package waves_test
+
+import (
+	"testing"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+func TestWaves(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "Waves Suite")
+}

go.mod

@@ -6,32 +6,24 @@ require (
 	github.com/btcsuite/btcd v0.20.1-beta
 	github.com/btcsuite/btcutil v1.0.2
 	github.com/codahale/blake2 v0.0.0-20150924215134-8d10d0420cbf
-	github.com/cosmos/cosmos-sdk v0.39.1
-	github.com/drand/drand v1.0.3-0.20200714175734-29705eaf09d4 // indirect
 	github.com/ethereum/go-ethereum v1.9.19
-	github.com/filecoin-project/go-address v0.0.3
-	github.com/filecoin-project/go-amt-ipld v0.0.0-20191205011053-79efc22d6cdc // indirect
-	github.com/filecoin-project/go-amt-ipld/v2 v2.1.0 // indirect
-	github.com/filecoin-project/go-bitfield v0.1.0 // indirect
-	github.com/filecoin-project/go-data-transfer v0.5.0 // indirect
-	github.com/filecoin-project/go-fil-markets v0.3.2 // indirect
-	github.com/filecoin-project/lotus v0.4.1
-	github.com/filecoin-project/sector-storage v0.0.0-20200723200950-ed2e57dde6df // indirect
-	github.com/filecoin-project/specs-actors v0.6.2-0.20200724193152-534b25bdca30
-	github.com/hannahhoward/cbor-gen-for v0.0.0-20200723175505-5892b522820a // indirect
-	github.com/ipfs/go-ds-badger2 v0.1.1-0.20200708190120-187fc06f714e // indirect
-	github.com/ipfs/go-hamt-ipld v0.1.1 // indirect
-	github.com/lib/pq v1.7.0 // indirect
-	github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1
+	github.com/kr/pretty v0.2.0 // indirect
+	github.com/mr-tron/base58 v1.1.3 // indirect
 	github.com/onsi/ginkgo v1.14.0
 	github.com/onsi/gomega v1.10.1
-	github.com/raulk/clock v1.1.0 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/renproject/id v0.4.2
 	github.com/renproject/pack v0.2.3
 	github.com/renproject/surge v1.2.5
-	github.com/tendermint/tendermint v0.33.8
-	github.com/terra-project/core v0.3.7
-	github.com/xorcare/golden v0.6.1-0.20191112154924-b87f686d7542 // indirect
+	github.com/stretchr/testify v1.6.1 // indirect
+	github.com/wavesplatform/gowaves v0.7.0
 	go.uber.org/zap v1.15.0
 	golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
+	golang.org/x/lint v0.0.0-20200302205851-738671d3881b // indirect
+	golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980 // indirect
+	golang.org/x/tools v0.0.0-20200331025713-a30bf2db82d4 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	google.golang.org/genproto v0.0.0-20200608115520-7c474a2e3482 // indirect
+	google.golang.org/grpc v1.30.0 // indirect
+	honnef.co/go/tools v0.0.1-2020.1.3 // indirect
 )