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Add cobra help for command failures

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This commit is contained in:
Patrick O'brien 2016-08-17 00:22:41 +10:00
parent b8efd30e1b
commit 31bc69a7cc
1 changed files with 6 additions and 5 deletions
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11
main.go
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@ -72,11 +72,12 @@ func main() {
if err := rootCmd.Execute(); err != nil { if err := rootCmd.Execute(); err != nil {
if e, ok := err.(commandFailure); ok { if e, ok := err.(commandFailure); ok {
fmt.Printf("%v\n", string(e)) fmt.Printf("Error: %v\n\n", string(e))
rootCmd.Help()
} else if !viper.GetBool("debug") { } else if !viper.GetBool("debug") {
fmt.Printf("%v\n", err) fmt.Printf("Error: %v\n", err)
} else { } else {
fmt.Printf("%+v\n", err) fmt.Printf("Error: %+v\n", err)
} }
os.Exit(1) os.Exit(1)
@ -93,7 +94,7 @@ func preRun(cmd *cobra.Command, args []string) error {
var err error var err error
if len(args) == 0 { if len(args) == 0 {
return commandFailure("Must provide a driver name.") return commandFailure("must provide a driver name")
} }
driverName := args[0] driverName := args[0]
@ -144,7 +145,7 @@ func preRun(cmd *cobra.Command, args []string) error {
return commandFailure(err.Error()) return commandFailure(err.Error())
} }
} else if driverName == "postgres" { } else if driverName == "postgres" {
return errors.New("Postgres driver requires a postgres section in your config file.") return errors.New("postgres driver requires a postgres section in your config file")
} }
cmdState, err = New(cmdConfig) cmdState, err = New(cmdConfig)