update to latest micro, optimize flatten

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

.github/workflows/autoapprove.yml

@@ -0,0 +1,20 @@
+name: "autoapprove"
+
+on:
+  pull_request_target:
+    types: [assigned, opened, synchronize, reopened]
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  autoapprove:
+    runs-on: ubuntu-latest
+    steps:
+      - name: approve
+        uses: hmarr/auto-approve-action@v3
+        if: github.actor == 'vtolstov' || github.actor == 'dependabot[bot]'
+        id: approve
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/automerge.yml

@@ -0,0 +1,21 @@
+name: "automerge"
+
+on:
+  pull_request_target:
+    types: [assigned, opened, synchronize, reopened]
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  automerge:
+    runs-on: ubuntu-latest
+    if: github.actor == 'vtolstov'
+    steps:
+      - name: merge
+        id: merge
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{github.event.pull_request.html_url}}
+          GITHUB_TOKEN: ${{secrets.TOKEN}}

.github/workflows/build.yml

@@ -3,19 +3,20 @@ on:
  push:
     branches:
     - master
+    - v3
 jobs:
   test:
     name: test
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: 1.16
+        go-version: 1.17
     - name: checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - name: cache
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ~/go/pkg/mod
         key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
@@ -31,9 +32,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: lint
-        uses: golangci/golangci-lint-action@v2
+        uses: golangci/golangci-lint-action@v3
         continue-on-error: true
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.

.github/workflows/codeql-analysis.yml

@@ -43,14 +43,14 @@ jobs:
 
     steps:
     - name: checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - name: setup
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: 1.16
+        go-version: 1.17
     # Initializes the CodeQL tools for scanning.
     - name: init
-      uses: github/codeql-action/init@v1
+      uses: github/codeql-action/init@v2
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -61,7 +61,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: autobuild
-      uses: github/codeql-action/autobuild@v1
+      uses: github/codeql-action/autobuild@v2
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -75,4 +75,4 @@ jobs:
     #   make release
 
     - name: analyze
-      uses: github/codeql-action/analyze@v1
+      uses: github/codeql-action/analyze@v2

.github/workflows/dependabot-automerge.yml

@@ -1,4 +1,4 @@
-name: "prautomerge"
+name: "dependabot-automerge"
 
 on:
   pull_request_target:
@@ -9,21 +9,17 @@ permissions:
   contents: write
 
 jobs:
-  dependabot:
+  automerge:
     runs-on: ubuntu-latest
-    if: ${{ github.actor == 'dependabot[bot]' }}
+    if: github.actor == 'dependabot[bot]'
     steps:
       - name: metadata
         id: metadata
-        uses: dependabot/fetch-metadata@v1.1.1
+        uses: dependabot/fetch-metadata@v1.3.6
         with:
           github-token: "${{ secrets.TOKEN }}"
-      - name: approve
-        run: gh pr review --approve "$PR_URL"
-        env:
-          PR_URL: ${{github.event.pull_request.html_url}}
-          GITHUB_TOKEN: ${{secrets.TOKEN}}
       - name: merge
+        id: merge
         if: ${{contains(steps.metadata.outputs.dependency-names, 'go.unistack.org')}}
         run: gh pr merge --auto --merge "$PR_URL"
         env:

.github/workflows/pr.yml

@@ -3,19 +3,20 @@ on:
   pull_request:
     branches:
     - master
+    - v3
 jobs:
   test:
     name: test
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: 1.16
+        go-version: 1.17
     - name: checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - name: cache
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ~/go/pkg/mod
         key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
@@ -31,9 +32,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: lint
-        uses: golangci/golangci-lint-action@v2
+        uses: golangci/golangci-lint-action@v3
         continue-on-error: true
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.

codec_test.go

@@ -28,7 +28,7 @@ func TestFrameFlatten(t *testing.T) {
 		Name: &codec.Frame{Data: []byte("test")},
 	}
 
-	buf, err := NewCodec().Marshal(s)
+	buf, err := NewCodec(codec.Flatten(true)).Marshal(s)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -44,7 +44,7 @@ func TestStructByTag(t *testing.T) {
 
 	val := &Str{Name: []string{"first", "second"}}
 
-	c := NewCodec()
+	c := NewCodec(codec.Flatten(true))
 	buf, err := c.Marshal(val)
 	if err != nil {
 		t.Fatal(err)
@@ -60,15 +60,3 @@ func TestStructByTag(t *testing.T) {
 		t.Fatalf("invalid unmarshal: %v", nval)
 	}
 }
-
-func TestReadBody(t *testing.T) {
-	s := &struct {
-		Name string
-	}{}
-	c := NewCodec()
-	b := bytes.NewReader(nil)
-	err := c.ReadBody(b, s)
-	if err != nil {
-		t.Fatal(err)
-	}
-}

go.mod

@@ -1,8 +1,16 @@
 module go.unistack.org/micro-codec-msgpack/v3
 
-go 1.16
+go 1.19
 
 require (
-	github.com/vmihailenco/msgpack/v5 v5.3.5
+	github.com/vmihailenco/msgpack/v5 v5.4.1
-	go.unistack.org/micro/v3 v3.8.14
+	go.unistack.org/micro-proto/v3 v3.4.1
+	go.unistack.org/micro/v3 v3.10.88
+)
+
+require (
+	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/stretchr/testify v1.8.3 // indirect
+	github.com/vmihailenco/tagparser/v2 v2.0.0 // indirect
+	google.golang.org/protobuf v1.34.2 // indirect
 )

go.sum

@@ -1,39 +1,163 @@
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+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
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+github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
+github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
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msgpack.go

@@ -2,9 +2,10 @@
 package msgpack // import "go.unistack.org/micro-codec-msgpack/v3"
 
 import (
-	"io"
+	"reflect"
 
 	"github.com/vmihailenco/msgpack/v5"
+	pb "go.unistack.org/micro-proto/v3/codec"
 	"go.unistack.org/micro/v3/codec"
 	rutil "go.unistack.org/micro/v3/util/reflect"
 )
@@ -13,10 +14,6 @@ type msgpackCodec struct {
 	opts codec.Options
 }
 
-const (
-	flattenTag = "flatten"
-)
-
 func (c *msgpackCodec) Marshal(v interface{}, opts ...codec.Option) ([]byte, error) {
 	if v == nil {
 		return nil, nil
@@ -27,11 +24,16 @@ func (c *msgpackCodec) Marshal(v interface{}, opts ...codec.Option) ([]byte, err
 		o(&options)
 	}
 
-	if nv, err := rutil.StructFieldByTag(v, options.TagName, flattenTag); err == nil {
+	if options.Flatten {
-		v = nv
+		if nv, err := rutil.StructFieldByTag(v, options.TagName, "flatten"); err == nil {
+			v = nv
+		}
 	}
 
-	if m, ok := v.(*codec.Frame); ok {
+	switch m := v.(type) {
+	case *codec.Frame:
+		return m.Data, nil
+	case *pb.Frame:
 		return m.Data, nil
 	}
 
@@ -48,11 +50,22 @@ func (c *msgpackCodec) Unmarshal(b []byte, v interface{}, opts ...codec.Option)
 		o(&options)
 	}
 
-	if nv, err := rutil.StructFieldByTag(v, options.TagName, flattenTag); err == nil {
+	if options.Flatten {
-		v = nv
+		if nv, err := rutil.StructFieldByTag(v, options.TagName, "flatten"); err == nil {
+			v = nv
+			rv := reflect.ValueOf(v)
+			if rv.Kind() != reflect.Pointer &&
+				rv.Kind() != reflect.Map {
+				v = reflect.New(rv.Type()).Interface()
+			}
+		}
 	}
 
-	if m, ok := v.(*codec.Frame); ok {
+	switch m := v.(type) {
+	case *codec.Frame:
+		m.Data = b
+		return nil
+	case *pb.Frame:
 		m.Data = b
 		return nil
 	}
@@ -60,42 +73,6 @@ func (c *msgpackCodec) Unmarshal(b []byte, v interface{}, opts ...codec.Option)
 	return msgpack.Unmarshal(b, v)
 }
 
-func (c *msgpackCodec) ReadHeader(conn io.Reader, m *codec.Message, t codec.MessageType) error {
-	return nil
-}
-
-func (c *msgpackCodec) ReadBody(conn io.Reader, v interface{}) error {
-	if v == nil {
-		return nil
-	}
-
-	buf, err := io.ReadAll(conn)
-	if err != nil {
-		return err
-	} else if len(buf) == 0 {
-		return nil
-	}
-
-	if nv, nerr := rutil.StructFieldByTag(v, codec.DefaultTagName, flattenTag); nerr == nil {
-		v = nv
-	}
-
-	return c.Unmarshal(buf, v)
-}
-
-func (c *msgpackCodec) Write(conn io.Writer, m *codec.Message, v interface{}) error {
-	if v == nil {
-		return nil
-	}
-
-	buf, err := c.Marshal(v)
-	if err != nil {
-		return err
-	}
-	_, err = conn.Write(buf)
-	return err
-}
-
 func (c *msgpackCodec) String() string {
 	return "msgpack"
 }