don't take over lifecycle with NewRootCommand
This commit is contained in:
66
appcli.go
66
appcli.go
@@ -63,74 +63,16 @@ func NewCommand(cmdcfg *cli.Command, depfn DepFn) *cli.Command {
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return cmdcfg
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}
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// RootCommandOpts defines the options for creating a root command.
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type RootCommandOpts struct {
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// Command is the base command configuration.
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Command *cli.Command
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// DepFn is a function that returns the modules that this command depends
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// on. Note: All root dependencies will be inherited by all subcommands.
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DepFn DepFn
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}
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// NewRootCommand creates a new root CLI command with the specified configuration.
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// Override Before and After to take over app.Lifecycle setup and teardown. Adds
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// a verbose flag. See NewCommand for more details on how dependencies are handled.
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// Requires an app.Lifecycle to be present in the context when the command is executed.
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func NewRootCommand(rootcfg *RootCommandOpts) *cli.Command {
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cmdcfg := rootcfg.Command
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// Adds verbose flag and override Before and After methods to handle dependencies.
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// See NewCommand for more details.
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func NewRootCommand(cmdcfg *cli.Command, depfn DepFn) *cli.Command {
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cmdcfg.Flags = append(cmdcfg.Flags, &cli.BoolFlag{
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Name: "verbose",
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Aliases: []string{"v"},
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Usage: "Enable verbose output",
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})
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// Override the before method to handle logger and lifecycle
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originalBefore := cmdcfg.Before
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cmdcfg.Before = func(ctx context.Context, cmd *cli.Command) (context.Context, error) {
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if originalBefore != nil {
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var err error
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ctx, err = originalBefore(ctx, cmd)
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if err != nil {
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return ctx, err
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}
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}
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lifecycle := app.LifecycleFromContext(ctx)
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if lifecycle == nil {
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return ctx, errors.New("lifecycle not found in context, run root command")
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}
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if err := lifecycle.Setup(); err != nil {
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return ctx, err
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}
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return ctx, nil
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}
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// Override the After method to handle cleanup if needed
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originalAfter := cmdcfg.After
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cmdcfg.After = func(ctx context.Context, cmd *cli.Command) error {
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if originalAfter != nil {
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if err := originalAfter(ctx, cmd); err != nil {
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return err
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}
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}
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lifecycle := app.LifecycleFromContext(ctx)
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if lifecycle == nil {
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return errors.New("lifecycle not found in context, cannot clean up root command")
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}
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if err := lifecycle.Teardown(); err != nil {
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return err
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}
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return nil
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}
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return NewCommand(cmdcfg, rootcfg.DepFn)
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return NewCommand(cmdcfg, depfn)
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}
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// VerboseFromCommand checks if the verbose flag is set in the command context.
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