Adding version command

cmd/version.go

+// Copyright © 2019 NAME HERE <EMAIL ADDRESS>
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package cmd
+
+import (
+	"fmt"
+
+	"git.psu.edu/swe-golang/buildversion"
+	"github.com/fatih/color"
+	"github.com/spf13/cobra"
+)
+
+// versionCmd represents the version command
+var versionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "displays the software version",
+	Run: func(cmd *cobra.Command, args []string) {
+		version := buildversion.Get()
+
+		if version.Version == "" {
+			color.Red("No build information present")
+			return
+		}
+
+		fmt.Printf("Version: %s\n", buildversion.Get().Version)
+		fmt.Printf("Build Date: %s\n", buildversion.Get().BuildDate)
+		fmt.Printf("Commit: %s\n", buildversion.Get().Commit)
+		fmt.Printf("GoVersion: %s\n", buildversion.Get().GoVersion)
+		fmt.Printf("PipeID: %s\n", buildversion.Get().PipeID)
+	},
+}
+
+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")
+}

go.mod

@@ -3,6 +3,7 @@ module git.psu.edu/k8s/devtool
 go 1.12
 
 require (
+	git.psu.edu/swe-golang/buildversion v0.1.0
 	github.com/BurntSushi/toml v0.3.1 // indirect
 	github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf // indirect
 	github.com/fatih/color v1.7.0

go.sum

+git.psu.edu/swe-golang/buildversion v0.1.0 h1:MA5Sd3m5Uuq+UoH8vwtSX7n/tHLTW7cH7I0884kquSc=
+git.psu.edu/swe-golang/buildversion v0.1.0/go.mod h1:3GggCLs0kp53vq0x5DC+ZXLK4dMW+GyUB9wlflz8PmA=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/alecthomas/gometalinter v2.0.11+incompatible h1:ENdXMllZNSVDTJUUVIzBW9CSEpntTrQa76iRsEFLX/M=