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* meroxa apps run initial spike * feat(apps): Add init cmd Brett Goulder <[email protected]> Co-authored-by: Brett Goulder <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| package apps | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "fmt" | ||
| "os/exec" | ||
|
|
||
| "github.com/meroxa/cli/cmd/meroxa/builder" | ||
| "github.com/meroxa/cli/log" | ||
| turbine "github.com/meroxa/turbine/init" | ||
| ) | ||
|
|
||
| type Init struct { | ||
| logger log.Logger | ||
|
|
||
| args struct { | ||
| appName string | ||
| } | ||
|
|
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| flags struct { | ||
| Lang string `long:"lang" short:"l" usage:"language to use (js|go)" required:"true"` | ||
| Path string `long:"path" usage:"path where application will be initialized (current directory as default)"` | ||
| } | ||
| } | ||
|
|
||
| var ( | ||
| _ builder.CommandWithDocs = (*Init)(nil) | ||
| _ builder.CommandWithArgs = (*Init)(nil) | ||
| _ builder.CommandWithFlags = (*Init)(nil) | ||
| _ builder.CommandWithExecute = (*Init)(nil) | ||
| _ builder.CommandWithLogger = (*Init)(nil) | ||
| ) | ||
|
|
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| func (*Init) Usage() string { | ||
| return "init [APP_NAME] [--path pwd] --lang js|go" | ||
| } | ||
|
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||
| func (*Init) Docs() builder.Docs { | ||
| return builder.Docs{ | ||
| Short: "Initialize a Meroxa Data Application", | ||
| Example: "meroxa apps init my-app --path ~/code --lang js" + | ||
| "meroxa apps init my-app --lang go # will be initialized in current directory", | ||
| } | ||
| } | ||
|
|
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| func (i *Init) Flags() []builder.Flag { | ||
| return builder.BuildFlags(&i.flags) | ||
| } | ||
|
|
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| func (i *Init) ParseArgs(args []string) error { | ||
| if len(args) < 1 { | ||
| return errors.New("requires an application name") | ||
| } | ||
|
|
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| i.args.appName = args[0] | ||
| return nil | ||
| } | ||
|
|
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| func (i *Init) Execute(ctx context.Context) error { | ||
| name := i.args.appName | ||
| lang := i.flags.Lang | ||
| path := "." | ||
|
|
||
| if i.flags.Path != "" { | ||
| path = i.flags.Path | ||
| } | ||
|
|
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| switch lang { | ||
| case "go", "golang": | ||
| i.logger.Infof(ctx, "Initializing application %q in %q", name, path) | ||
| err := turbine.Init(path, name) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| i.logger.Infof(ctx, "Application successfully initialized!\n"+ | ||
| "You can start interacting with Meroxa in your app located at %s", path) | ||
| case "js", "javascript", "nodejs": | ||
| cmd := exec.Command("npx", "turbine", "generate", name) | ||
| stdout, err := cmd.CombinedOutput() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| i.logger.Info(ctx, string(stdout)) | ||
| default: | ||
| return fmt.Errorf("language %q not supported. Currently, we support \"javascript\" and \"go\"", lang) | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (i *Init) Logger(logger log.Logger) { | ||
| i.logger = logger | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| package apps | ||
|
|
||
| import ( | ||
| "errors" | ||
| "testing" | ||
|
|
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| "github.com/meroxa/cli/cmd/meroxa/builder" | ||
| "github.com/meroxa/cli/utils" | ||
| ) | ||
|
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| func TestInitAppArgs(t *testing.T) { | ||
| tests := []struct { | ||
| args []string | ||
| err error | ||
| appName string | ||
| }{ | ||
| {args: nil, err: errors.New("requires an application name"), appName: ""}, | ||
| {args: []string{"my-app-name"}, err: nil, appName: "my-app-name"}, | ||
| } | ||
|
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| for _, tt := range tests { | ||
| cc := &Init{} | ||
| err := cc.ParseArgs(tt.args) | ||
|
|
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| if err != nil && tt.err.Error() != err.Error() { | ||
| t.Fatalf("expected \"%s\" got \"%s\"", tt.err, err) | ||
| } | ||
|
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| if tt.appName != cc.args.appName { | ||
| t.Fatalf("expected \"%s\" got \"%s\"", tt.appName, cc.args.appName) | ||
| } | ||
| } | ||
| } | ||
|
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||
| func TestInitAppFlags(t *testing.T) { | ||
| expectedFlags := []struct { | ||
| name string | ||
| required bool | ||
| shorthand string | ||
| hidden bool | ||
| }{ | ||
| {name: "lang", shorthand: "l", required: true}, | ||
| {name: "path", required: false}, | ||
| } | ||
|
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| c := builder.BuildCobraCommand(&Init{}) | ||
|
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| for _, f := range expectedFlags { | ||
| cf := c.Flags().Lookup(f.name) | ||
| if cf == nil { | ||
| t.Fatalf("expected flag \"%s\" to be present", f.name) | ||
| } | ||
|
|
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| if f.shorthand != cf.Shorthand { | ||
| t.Fatalf("expected shorthand \"%s\" got \"%s\" for flag \"%s\"", f.shorthand, cf.Shorthand, f.name) | ||
| } | ||
|
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| if f.required && !utils.IsFlagRequired(cf) { | ||
| t.Fatalf("expected flag \"%s\" to be required", f.name) | ||
| } | ||
|
|
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| if cf.Hidden != f.hidden { | ||
| if cf.Hidden { | ||
| t.Fatalf("expected flag \"%s\" not to be hidden", f.name) | ||
| } else { | ||
| t.Fatalf("expected flag \"%s\" to be hidden", f.name) | ||
| } | ||
| } | ||
| } | ||
| } |
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