Golang utils.Catch函数代码示例

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本文整理汇总了Golang中github.com/goadesign/goa/goagen/utils.Catch函数的典型用法代码示例。如果您正苦于以下问题：Golang Catch函数的具体用法？Golang Catch怎么用？Golang Catch使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了Catch函数的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: Generate

// Generate produces the skeleton main.
func (g *Generator) Generate() (_ []string, err error) {
	go utils.Catch(nil, func() { g.Cleanup() })

	defer func() {
		if err != nil {
			g.Cleanup()
		}
	}()

	s := APISchema(g.API)
	js, err := s.JSON()
	if err != nil {
		return
	}

	g.OutDir = filepath.Join(g.OutDir, "schema")
	os.RemoveAll(g.OutDir)
	os.MkdirAll(g.OutDir, 0755)
	g.genfiles = append(g.genfiles, g.OutDir)
	schemaFile := filepath.Join(g.OutDir, "schema.json")
	if err = ioutil.WriteFile(schemaFile, js, 0644); err != nil {
		return
	}
	g.genfiles = append(g.genfiles, schemaFile)

	return g.genfiles, nil
}

开发者ID:konstantin-dzreev，项目名称:goa，代码行数:28，代码来源:generator.go

示例2: main

func main() {
	var (
		files            []string
		err              error
		terminatedByUser bool
	)

	// Now proceed with code generation
	cleanup := func() {
		for _, f := range files {
			os.RemoveAll(f)
		}
	}

	go utils.Catch(nil, func() {
		terminatedByUser = true
	})

	for _, command := range Commands {
		run := command.Run
		sub := &cobra.Command{
			Use:   command.Name(),
			Short: command.Description(),
			Run: func(cmd *cobra.Command, args []string) {
				codegen.ExtraFlags = args
				files, err = run()
			},
		}
		command.RegisterFlags(sub)
		codegen.RegisterFlags(sub)
		RootCmd.AddCommand(sub)
	}
	codegen.RegisterFlags(RootCmd)
	RootCmd.Execute()

	if terminatedByUser {
		cleanup()
		return
	}

	if err != nil {
		cleanup()
		fmt.Fprintln(os.Stderr, err.Error())
		os.Exit(1)
	}

	rels := make([]string, len(files))
	cwd, err := os.Getwd()
	for i, f := range files {
		r, err := filepath.Rel(cwd, f)
		if err == nil {
			rels[i] = r
		} else {
			rels[i] = f
		}
	}
	fmt.Println(strings.Join(rels, "\n"))
}

开发者ID:RouGang，项目名称:goa，代码行数:58，代码来源:main.go

示例3: Generate

// Generate produces the skeleton main.
func (g *Generator) Generate(api *design.APIDefinition) (_ []string, err error) {
	go utils.Catch(nil, func() { g.Cleanup() })

	defer func() {
		if err != nil {
			g.Cleanup()
		}
	}()

	// Make tool directory
	toolDir, err := makeToolDir(g, api.Name)
	if err != nil {
		return
	}

	funcs := template.FuncMap{
		"goify":        codegen.Goify,
		"gotypedef":    codegen.GoTypeDef,
		"gotyperefext": goTypeRefExt,
		"nativeType":   codegen.GoNativeType,
		"joinNames":    joinNames,
		"join":         join,
		"toString":     toString,
		"tempvar":      codegen.Tempvar,
		"title":        strings.Title,
		"flagType":     flagType,
		"defaultPath":  defaultPath,
		"toGo":         toGo,
	}
	clientPkg, err := codegen.PackagePath(codegen.OutputDir)
	if err != nil {
		return
	}
	arrayToStringTmpl = template.Must(template.New("client").Funcs(funcs).Parse(arrayToStringT))

	// Generate client/client-cli/main.go
	if err = g.generateMain(filepath.Join(toolDir, "main.go"), clientPkg, funcs, api); err != nil {
		return
	}

	// Generate client/client-cli/commands.go
	if err = g.generateCommands(filepath.Join(toolDir, "commands.go"), clientPkg, funcs, api); err != nil {
		return
	}

	// Generate client/client.go
	if err = g.generateClient(filepath.Join(codegen.OutputDir, "client.go"), clientPkg, funcs, api); err != nil {
		return
	}

	// Generate client/$res.go
	if err = g.generateClientResources(clientPkg, funcs, api); err != nil {
		return
	}

	return g.genfiles, nil
}

开发者ID:wbmcloud，项目名称:goa，代码行数:58，代码来源:generator.go

示例4: Generate

// Generate produces the skeleton main.
func (g *Generator) Generate(api *design.APIDefinition) (_ []string, err error) {
	var genfiles []string

	cleanup := func() {
		for _, f := range genfiles {
			os.Remove(f)
		}
	}

	go utils.Catch(nil, cleanup)

	defer func() {
		if err != nil {
			cleanup()
		}
	}()

	s, err := New(api)
	if err != nil {
		return
	}
	b, err := json.Marshal(s)
	if err != nil {
		return
	}
	swaggerDir := filepath.Join(codegen.OutputDir, "swagger")
	os.RemoveAll(swaggerDir)
	if err = os.MkdirAll(swaggerDir, 0755); err != nil {
		return
	}
	genfiles = append(genfiles, swaggerDir)
	swaggerFile := filepath.Join(swaggerDir, "swagger.json")
	err = ioutil.WriteFile(swaggerFile, b, 0644)
	if err != nil {
		return
	}
	genfiles = append(genfiles, swaggerFile)
	controllerFile := filepath.Join(swaggerDir, "swagger.go")
	genfiles = append(genfiles, controllerFile)
	file, err := codegen.SourceFileFor(controllerFile)
	if err != nil {
		return
	}
	imports := []*codegen.ImportSpec{
		codegen.SimpleImport("github.com/goadesign/goa"),
	}
	file.WriteHeader(fmt.Sprintf("%s Swagger Spec", api.Name), "swagger", imports)
	file.Write([]byte(swagger))
	if err = file.FormatCode(); err != nil {
		return
	}

	return genfiles, nil
}

开发者ID:DavyC，项目名称:goa，代码行数:55，代码来源:generator.go

示例5: main

func main() {
	var (
		files            []string
		err              error
		terminatedByUser bool
	)

	// First check for the presence of `goimports`.
	_, err = exec.LookPath("goimports")
	if err != nil {
		fmt.Fprintln(os.Stderr, "Command goimports not found. Install with:\ngo get golang.org/x/tools/cmd/goimports")
		os.Exit(1)
	}

	// Now proceed with code generation
	cleanup := func() {
		for _, f := range files {
			os.RemoveAll(f)
		}
	}

	go utils.Catch(nil, func() {
		terminatedByUser = true
	})

	files, err = command().Run()

	if terminatedByUser {
		cleanup()
		return
	}

	if err != nil {
		cleanup()
		fmt.Fprintln(os.Stderr, err.Error())
		os.Exit(1)
	}

	rels := make([]string, len(files))
	cwd, err := os.Getwd()
	for i, f := range files {
		r, err := filepath.Rel(cwd, f)
		if err == nil {
			rels[i] = r
		} else {
			rels[i] = f
		}
	}
	fmt.Println(strings.Join(rels, "\n"))
}

开发者ID:jianjunliu，项目名称:goa，代码行数:50，代码来源:main.go

示例6: Generate

// Generate produces the skeleton main.
func (g *Generator) Generate() (_ []string, err error) {
	go utils.Catch(nil, func() { g.Cleanup() })

	defer func() {
		if err != nil {
			g.Cleanup()
		}
	}()

	s, err := New(g.API)
	if err != nil {
		return nil, err
	}

	swaggerDir := filepath.Join(g.OutDir, "swagger")
	os.RemoveAll(swaggerDir)
	if err = os.MkdirAll(swaggerDir, 0755); err != nil {
		return nil, err
	}
	g.genfiles = append(g.genfiles, swaggerDir)

	// JSON
	rawJSON, err := json.Marshal(s)
	if err != nil {
		return nil, err
	}
	swaggerFile := filepath.Join(swaggerDir, "swagger.json")
	if err := ioutil.WriteFile(swaggerFile, rawJSON, 0644); err != nil {
		return nil, err
	}
	g.genfiles = append(g.genfiles, swaggerFile)

	// YAML
	var yamlSource interface{}
	if err = json.Unmarshal(rawJSON, &yamlSource); err != nil {
		return nil, err
	}

	rawYAML, err := yaml.Marshal(yamlSource)
	if err != nil {
		return nil, err
	}
	swaggerFile = filepath.Join(swaggerDir, "swagger.yaml")
	if err := ioutil.WriteFile(swaggerFile, rawYAML, 0644); err != nil {
		return nil, err
	}
	g.genfiles = append(g.genfiles, swaggerFile)

	return g.genfiles, nil
}

开发者ID:smessier，项目名称:goa，代码行数:51，代码来源:generator.go

示例7: Generate

// Generate produces the skeleton main.
func (g *Generator) Generate(api *design.APIDefinition) (_ []string, err error) {
	go utils.Catch(nil, func() { g.Cleanup() })

	defer func() {
		if err != nil {
			g.Cleanup()
		}
	}()

	if Host == "" {
		Host = api.Host
	}
	if Host == "" {
		return nil, fmt.Errorf("missing host value, specify it with --host")
	}

	if err = makeOutputDir(g); err != nil {
		return
	}

	// Generate client.js
	exampleAction, err := g.generateJS(filepath.Join(codegen.OutputDir, "client.js"), api)
	if err != nil {
		return
	}

	if exampleAction != nil {
		// Generate index.html
		if err = g.generateIndexHTML(filepath.Join(codegen.OutputDir, "index.html"), api, exampleAction); err != nil {
			return
		}

		// Generate axios.html
		if err = g.generateAxiosJS(); err != nil {
			return
		}

		// Generate example
		if err = g.generateExample(api); err != nil {
			return
		}
	}

	return g.genfiles, nil
}

开发者ID:jianjunliu，项目名称:goa，代码行数:46，代码来源:generator.go

示例8: Generate

// Generate the application code, implement codegen.Generator.
func (g *Generator) Generate(api *design.APIDefinition) (_ []string, err error) {
	if api == nil {
		return nil, fmt.Errorf("missing API definition, make sure design is properly initialized")
	}

	go utils.Catch(nil, func() { g.Cleanup() })

	defer func() {
		if err != nil {
			g.Cleanup()
		}
	}()

	os.RemoveAll(AppOutputDir())

	if err := os.MkdirAll(AppOutputDir(), 0755); err != nil {
		return nil, err
	}
	if err := g.generateContexts(api); err != nil {
		return nil, err
	}
	if err := g.generateControllers(api); err != nil {
		return nil, err
	}
	if err := g.generateSecurity(api); err != nil {
		return nil, err
	}
	if err := g.generateHrefs(api); err != nil {
		return nil, err
	}
	if err := g.generateMediaTypes(api); err != nil {
		return nil, err
	}
	if err := g.generateUserTypes(api); err != nil {
		return nil, err
	}
	if !NoGenTest {
		if err := g.generateResourceTest(api); err != nil {
			return nil, err
		}
	}

	return g.genfiles, nil
}

开发者ID:ajoulie，项目名称:goa，代码行数:45，代码来源:generator.go

示例9: Generate

// Generate produces the skeleton main.
func (g *Generator) Generate(api *design.APIDefinition) (_ []string, err error) {
	go utils.Catch(nil, func() { g.Cleanup() })

	defer func() {
		if err != nil {
			g.Cleanup()
		}
	}()

	os.RemoveAll(JSONSchemaDir())
	os.MkdirAll(JSONSchemaDir(), 0755)
	g.genfiles = append(g.genfiles, JSONSchemaDir())
	s := APISchema(api)
	js, err := s.JSON()
	if err != nil {
		return
	}

	schemaFile := filepath.Join(JSONSchemaDir(), "schema.json")
	if err = ioutil.WriteFile(schemaFile, js, 0644); err != nil {
		return
	}
	g.genfiles = append(g.genfiles, schemaFile)

	controllerFile := filepath.Join(JSONSchemaDir(), "schema.go")
	file, err := codegen.SourceFileFor(controllerFile)
	if err != nil {
		return
	}
	imports := []*codegen.ImportSpec{
		codegen.SimpleImport("github.com/julienschmidt/httprouter"),
		codegen.SimpleImport("github.com/goadesign/goa"),
	}
	g.genfiles = append(g.genfiles, controllerFile)
	file.WriteHeader(fmt.Sprintf("%s JSON Hyper-schema", api.Name), "schema", imports)
	file.Write([]byte(jsonSchemaCtrl))
	if err = file.FormatCode(); err != nil {
		return
	}

	return g.genfiles, nil
}

开发者ID:stuartweir，项目名称:goa，代码行数:43，代码来源:generator.go

示例10: Generate

// Generate the application code, implement codegen.Generator.
func (g *Generator) Generate(api *design.APIDefinition) (_ []string, err error) {
	if api == nil {
		return nil, fmt.Errorf("missing API definition, make sure design.Design is properly initialized")
	}
	go utils.Catch(nil, func() { g.Cleanup() })
	defer func() {
		if err != nil {
			g.Cleanup()
		}
	}()
	outdir := ModelOutputDir()
	if err := os.MkdirAll(outdir, 0755); err != nil {
		return nil, err
	}

	if err := g.generateUserTypes(outdir, api); err != nil {
		return g.genfiles, err
	}

	return g.genfiles, nil
}

开发者ID:derekperkins，项目名称:gorma，代码行数:22，代码来源:generator.go

示例11: main

func main() {
	var (
		files            []string
		err              error
		terminatedByUser bool

		// RootCmd is the base command used when goagen is called with no argument.
		RootCmd = &cobra.Command{
			Use:   "goagen",
			Short: "goa code generation tool",
			Long: `The goagen tool generates various artifacts from a goa service design package.

Each command supported by the tool produces a specific type of artifacts. For example
the "app" command generates the code that supports the service controllers.

The "bootstrap" command runs the "app", "main", "client" and "swagger" commands generating the
controllers supporting code and main skeleton code (if not already present) as well as a client
package and tool and the Swagger specification for the API.
`}
	)

	// Now proceed with code generation
	cleanup := func() {
		for _, f := range files {
			os.RemoveAll(f)
		}
	}

	go utils.Catch(nil, func() {
		terminatedByUser = true
	})

	for _, command := range Commands {
		run := command.Run
		sub := &cobra.Command{
			Use:   command.Name(),
			Short: command.Description(),
			Run: func(cmd *cobra.Command, args []string) {
				codegen.ExtraFlags = args
				files, err = run()
			},
		}
		command.RegisterFlags(sub)
		codegen.RegisterFlags(sub)
		RootCmd.AddCommand(sub)
	}
	codegen.RegisterFlags(RootCmd)
	RootCmd.Execute()

	if terminatedByUser {
		cleanup()
		return
	}

	if err != nil {
		cleanup()
		fmt.Fprintln(os.Stderr, err.Error())
		os.Exit(1)
	}

	rels := make([]string, len(files))
	cwd, err := os.Getwd()
	for i, f := range files {
		r, err := filepath.Rel(cwd, f)
		if err == nil {
			rels[i] = r
		} else {
			rels[i] = f
		}
	}
	fmt.Println(strings.Join(rels, "\n"))
}

开发者ID:ajoulie，项目名称:goa，代码行数:72，代码来源:main.go

示例12: main


//.........这里部分代码省略.........
	rootCmd.AddCommand(jsCmd)

	// schemaCmd implements the "schema" command.
	schemaCmd := &cobra.Command{
		Use:   "schema",
		Short: "Generate JSON Schema",
		Run:   func(c *cobra.Command, _ []string) { files, err = run("genschema", c) },
	}
	rootCmd.AddCommand(schemaCmd)

	// genCmd implements the "gen" command.
	var (
		pkgPath string
	)
	genCmd := &cobra.Command{
		Use:   "gen",
		Short: "Run third-party generator",
		Run:   func(c *cobra.Command, _ []string) { files, err = runGen(c) },
	}
	genCmd.Flags().StringVar(&pkgPath, "pkg-path", "", "Package import path of generator. The package must implement the Generate global function.")
	rootCmd.AddCommand(genCmd)

	// boostrapCmd implements the "bootstrap" command.
	bootCmd := &cobra.Command{
		Use:   "bootstrap",
		Short: `Equivalent to running the "app", "main", "client" and "swagger" commands.`,
		Run: func(c *cobra.Command, a []string) {
			appCmd.Run(c, a)
			if err != nil {
				return
			}
			prev := files

			mainCmd.Run(c, a)
			if err != nil {
				return
			}
			prev = append(prev, files...)

			clientCmd.Run(c, a)
			if err != nil {
				return
			}
			prev = append(prev, files...)

			swaggerCmd.Run(c, a)
			files = append(prev, files...)
		},
	}
	bootCmd.Flags().AddFlagSet(appCmd.Flags())
	bootCmd.Flags().AddFlagSet(mainCmd.Flags())
	bootCmd.Flags().AddFlagSet(clientCmd.Flags())
	bootCmd.Flags().AddFlagSet(swaggerCmd.Flags())
	rootCmd.AddCommand(bootCmd)

	// cmdsCmd implements the commands command
	// It lists all the commands and flags in JSON to enable shell integrations.
	cmdsCmd := &cobra.Command{
		Use:   "commands",
		Short: "Lists all commands and flags in JSON",
		Run:   func(c *cobra.Command, _ []string) { runCommands(rootCmd) },
	}
	rootCmd.AddCommand(cmdsCmd)

	// Now proceed with code generation
	cleanup := func() {
		for _, f := range files {
			os.RemoveAll(f)
		}
	}

	go utils.Catch(nil, func() {
		terminatedByUser = true
	})

	rootCmd.Execute()

	if terminatedByUser {
		cleanup()
		return
	}

	if err != nil {
		cleanup()
		fmt.Fprintln(os.Stderr, err.Error())
		os.Exit(1)
	}

	rels := make([]string, len(files))
	cd, _ := os.Getwd()
	for i, f := range files {
		r, err := filepath.Rel(cd, f)
		if err == nil {
			rels[i] = r
		} else {
			rels[i] = f
		}
	}
	fmt.Println(strings.Join(rels, "\n"))
}

开发者ID:konstantin-dzreev，项目名称:goa，代码行数:101，代码来源:main.go

注：本文中的github.com/goadesign/goa/goagen/utils.Catch函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。