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version.go
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version.go
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/*
Copyright © 2021 Cedric L'homme <public@l-homme.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package main
import (
"fmt"
"github.com/spf13/cobra"
"runtime/debug"
)
// versionCmd represents the Version command
var versionCmd = &cobra.Command{
Use: "version",
Short: "Version of t2",
Long: `Display the actual version of t2.`,
Run: func(cmd *cobra.Command, args []string) {
if rbi, ok := debug.ReadBuildInfo(); !ok {
fmt.Println("No build info available.")
} else {
// Eternal thanks to https://www.reddit.com/user/kgjv/
// for https://www.reddit.com/r/golang/comments/ztwniv/automatic_versioning_at_compile_time_with_go/j1ghqfz/?context=3
fmt.Printf("Version: %s\n", rbi.Main.Version)
}
},
}
func init() {
rootCmd.AddCommand(versionCmd)
// Here you will define your flags and configuration settings.
// Cobra supports Persistent Flags which will work for this command
// and all subcommands, e.g.:
// versionCmd.PersistentFlags().String("foo", "", "A help for foo")
// Cobra supports local flags which will only run when this command
// is called directly, e.g.:
// versionCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
}