/
version.go
68 lines (57 loc) · 1.34 KB
/
version.go
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package cmd
import (
"encoding/json"
"fmt"
"runtime"
"github.com/spf13/cobra"
yaml "gopkg.in/yaml.v3"
)
const (
formatFlag = "format"
)
var (
Version = ""
Commit = ""
versionFormat string
)
type versionInfo struct {
Version string `json:"version" yaml:"version"`
Commit string `json:"commit" yaml:"commit"`
Go string `json:"go" yaml:"go"`
}
func getVersionCmd() *cobra.Command {
versionCmd := &cobra.Command{
Use: "version",
Short: "Print the version of IBCJuno",
RunE: func(cmd *cobra.Command, args []string) error {
verInfo := versionInfo{
Version: Version,
Commit: Commit,
Go: fmt.Sprintf("%s %s/%s", runtime.Version(), runtime.GOOS, runtime.GOARCH),
}
switch versionFormat {
case "json":
bz, err := json.Marshal(verInfo)
if err != nil {
return fmt.Errorf("error when marshaling the version: %s", err)
}
_, err = fmt.Println(string(bz))
if err != nil {
return err
}
default:
bz, err := yaml.Marshal(&verInfo)
if err != nil {
return fmt.Errorf("error when marshaling the version: %s", err)
}
_, err = fmt.Println(string(bz))
if err != nil {
return err
}
}
return nil
},
}
versionCmd.Flags().StringVar(&versionFormat, formatFlag, "text", "Print the version in the given format (text | json)")
return versionCmd
}