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feat(cmd): make root command publicly accessible #411

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Feb 5, 2021
Merged

feat(cmd): make root command publicly accessible #411

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45 changes: 25 additions & 20 deletions cmd/root.go
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Original file line number Diff line number Diff line change
Expand Up @@ -46,14 +46,31 @@ var (
dord = "ordered"
)

func init() {
cobra.EnableCommandSorting = false
// NewRootCmd returns the root command for relayer.
func NewRootCmd() *cobra.Command {
// RootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: appName,
Short: "This application relays data between configured IBC enabled chains",
Long: strings.TrimSpace(`The relayer has commands for:
1. Configuration of the Chains and Paths that the relayer with transfer packets over
2. Management of keys and light clients on the local machine that will be used to sign and verify txs
3. Query and transaction functionality for IBC
4. A responsive relaying application that listens on a path
5. Commands to assist with development, testnets, and versioning.

rootCmd.SilenceUsage = true
NOTE: Most of the commands have aliases that make typing them much quicker (i.e. 'rly tx', 'rly q', etc...)`),
}

rootCmd.PersistentPreRunE = func(cmd *cobra.Command, _ []string) error {
// reads `homeDir/config/config.yaml` into `var config *Config` before each command
return initConfig(rootCmd)
}

// Register top level flags --home and --debug
rootCmd.PersistentFlags().StringVar(&homePath, flags.FlagHome, defaultHome, "set home directory")
rootCmd.PersistentFlags().BoolVarP(&debug, "debug", "d", false, "debug output")

if err := viper.BindPFlag(flags.FlagHome, rootCmd.Flags().Lookup(flags.FlagHome)); err != nil {
panic(err)
}
Expand Down Expand Up @@ -82,29 +99,17 @@ func init() {
// This is a bit of a cheat :shushing_face:
// cdc = codecstd.MakeCodec(simapp.ModuleBasics)
// appCodec = codecstd.NewAppCodec(cdc)
}

// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: appName,
Short: "This application relays data between configured IBC enabled chains",
Long: strings.TrimSpace(`The relayer has commands for:
1. Configuration of the Chains and Paths that the relayer with transfer packets over
2. Management of keys and light clients on the local machine that will be used to sign and verify txs
3. Query and transaction functionality for IBC
4. A responsive relaying application that listens on a path
5. Commands to assist with development, testnets, and versioning.

NOTE: Most of the commands have aliases that make typing them much quicker (i.e. 'rly tx', 'rly q', etc...)`),
return rootCmd
}

// Execute adds all child commands to the root command and sets flags appropriately.
// This is called by main.main(). It only needs to happen once to the rootCmd.
func Execute() {
rootCmd.PersistentPreRunE = func(_ *cobra.Command, _ []string) error {
// reads `homeDir/config/config.yaml` into `var config *Config` before each command
return initConfig(rootCmd)
}
cobra.EnableCommandSorting = false

rootCmd := NewRootCmd()
rootCmd.SilenceUsage = true

if err := rootCmd.Execute(); err != nil {
os.Exit(1)
Expand Down