example.go

package cmd

import (
	"encoding/json"

	"github.com/spf13/cobra"
	"github.com/spf13/viper"
	"gopkg.in/yaml.v2"
)

var exampleIsJson, exampleIsYaml bool

var exampleCmd = &cobra.Command{
	Use:   "example",
	Short: "Examples of OpsLevel resources",
	Long:  "Examples of OpsLevel resources in different formats",
}

func getExample[T any](v T) string {
	var out []byte
	var err error
	if exampleIsJson {
		out, err = json.Marshal(v)
	} else {
		out, err = yaml.Marshal(v)
	}
	if err != nil {
		panic("unexpected error getting example")
	}
	return string(out)
}

func init() {
	rootCmd.AddCommand(exampleCmd)

	exampleCmd.PersistentFlags().BoolVar(&exampleIsJson, "json", false, "Output example in JSON format")
	exampleCmd.PersistentFlags().BoolVar(&exampleIsYaml, "yaml", true, "Output example in YAML format")
	exampleCmd.MarkFlagsMutuallyExclusive("json", "yaml")
	viper.BindPFlags(exampleCmd.Flags())
}