format service and add test (#197)

Co-authored-by: kim <xutao@xiaoheiban.cn>

tools/goctl/api/format/format.go

@@ -1,6 +1,7 @@
 package format
 
 import (
+	"bufio"
 	"errors"
 	"fmt"
 	"go/format"
@@ -144,10 +145,28 @@ func apiFormat(data string) (string, error) {
 		result += strings.TrimSpace(string(fs)) + "\n\n"
 	}
 	if len(strings.TrimSpace(apiStruct.Service)) > 0 {
-		result += strings.TrimSpace(apiStruct.Service) + "\n\n"
+		result += formatService(apiStruct.Service) + "\n\n"
 	}
 
-	return result, nil
+	return strings.TrimSpace(result), nil
+}
+
+func formatService(str string) string {
+	var builder strings.Builder
+	scanner := bufio.NewScanner(strings.NewReader(str))
+	var tapCount = 0
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+		if line == ")" || line == "}" {
+			tapCount -= 1
+		}
+		util.WriteIndent(&builder, tapCount)
+		builder.WriteString(line + "\n")
+		if strings.HasSuffix(line, "(") || strings.HasSuffix(line, "{") {
+			tapCount += 1
+		}
+	}
+	return strings.TrimSpace(builder.String())
 }
 
 func countRune(s string, r rune) int {

tools/goctl/api/format/format_test.go

@@ -0,0 +1,47 @@
+package format
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+const (
+	notFormattedStr = `
+type Request struct {
+  Name string 
+}
+
+type Response struct {
+  Message string
+}
+
+service A-api {
+@server(
+handler: GreetHandler
+  )
+  get /greet/from/:name(Request) returns (Response)
+}
+`
+
+	formattedStr = `type Request struct {
+	Name string
+}
+
+type Response struct {
+	Message string
+}
+
+service A-api {
+	@server(
+		handler: GreetHandler
+	)
+	get /greet/from/:name(Request) returns (Response)
+}`
+)
+
+func TestInlineTypeNotExist(t *testing.T) {
+	r, err := apiFormat(notFormattedStr)
+	assert.Nil(t, err)
+	assert.Equal(t, r, formattedStr)
+}

tools/goctl/api/gogen/util.go

@@ -26,14 +26,8 @@ func getParentPackage(dir string) (string, error) {
 	return filepath.ToSlash(filepath.Join(projectCtx.Path, strings.TrimPrefix(projectCtx.WorkDir, projectCtx.Dir))), nil
 }
 
-func writeIndent(writer io.Writer, indent int) {
-	for i := 0; i < indent; i++ {
-		fmt.Fprint(writer, "\t")
-	}
-}
-
 func writeProperty(writer io.Writer, name, tp, tag, comment string, indent int) error {
-	writeIndent(writer, indent)
+	util.WriteIndent(writer, indent)
 	var err error
 	if len(comment) > 0 {
 		comment = strings.TrimPrefix(comment, "//")

tools/goctl/api/parser/typestate.go

@@ -1,95 +0,0 @@
-package parser
-
-import (
-	"fmt"
-	"strings"
-
-	"github.com/tal-tech/go-zero/tools/goctl/api/spec"
-	"github.com/tal-tech/go-zero/tools/goctl/util"
-)
-
-type typeState struct {
-	*baseState
-	annos []spec.Annotation
-}
-
-func newTypeState(state *baseState, annos []spec.Annotation) state {
-	return &typeState{
-		baseState: state,
-		annos:     annos,
-	}
-}
-
-func (s *typeState) process(api *spec.ApiSpec) (state, error) {
-	var name string
-	var members []spec.Member
-	parser := &typeEntityParser{
-		acceptName: func(n string) {
-			name = n
-		},
-		acceptMember: func(member spec.Member) {
-			members = append(members, member)
-		},
-	}
-	ent := newEntity(s.baseState, api, parser)
-	if err := ent.process(); err != nil {
-		return nil, err
-	}
-
-	api.Types = append(api.Types, spec.Type{
-		Name:        name,
-		Annotations: s.annos,
-		Members:     members,
-	})
-
-	return newRootState(s.r, s.lineNumber), nil
-}
-
-type typeEntityParser struct {
-	acceptName   func(name string)
-	acceptMember func(member spec.Member)
-}
-
-func (p *typeEntityParser) parseLine(line string, api *spec.ApiSpec, annos []spec.Annotation) error {
-	index := strings.Index(line, "//")
-	comment := ""
-	if index >= 0 {
-		comment = line[index+2:]
-		line = strings.TrimSpace(line[:index])
-	}
-	fields := strings.Fields(line)
-	if len(fields) == 0 {
-		return nil
-	}
-	if len(fields) == 1 {
-		p.acceptMember(spec.Member{
-			Annotations: annos,
-			Name:        fields[0],
-			Type:        fields[0],
-			IsInline:    true,
-		})
-		return nil
-	}
-	name := fields[0]
-	tp := fields[1]
-	var tag string
-	if len(fields) > 2 {
-		tag = fields[2]
-	} else {
-		tag = fmt.Sprintf("`json:\"%s\"`", util.Untitle(name))
-	}
-
-	p.acceptMember(spec.Member{
-		Annotations: annos,
-		Name:        name,
-		Type:        tp,
-		Tag:         tag,
-		Comment:     comment,
-		IsInline:    false,
-	})
-	return nil
-}
-
-func (p *typeEntityParser) setEntityName(name string) {
-	p.acceptName(name)
-}

tools/goctl/api/util/util.go

@@ -75,3 +75,9 @@ func ComponentName(api *spec.ApiSpec) string {
 	}
 	return name + "Components"
 }
+
+func WriteIndent(writer io.Writer, indent int) {
+	for i := 0; i < indent; i++ {
+		fmt.Fprint(writer, "\t")
+	}
+}