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version.go
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version.go
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/*
* Copyright © 2015-2018 Aeneas Rekkas <aeneas+oss@aeneas.io>
*
* 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.
*
* @author Aeneas Rekkas <aeneas+oss@aeneas.io>
* @Copyright 2015-2018 Aeneas Rekkas <aeneas+oss@aeneas.io>
* @license Apache-2.0
*
*/
package cmdx
import (
"fmt"
"os"
"github.com/spf13/cobra"
)
// Version returns a *cobra.Command that handles the `version` command.
func Version(gitTag, gitHash, buildTime *string) *cobra.Command {
return &cobra.Command{
Use: "version",
Short: "Show the build version, build time, and git hash",
Run: func(cmd *cobra.Command, args []string) {
if len(*gitTag) == 0 {
fmt.Fprintln(os.Stderr, "Unable to determine version because the build process did not properly configure it.")
} else {
fmt.Printf("Version: %s\n", *gitTag)
}
if len(*gitHash) == 0 {
fmt.Fprintln(os.Stderr, "Unable to determine build commit because the build process did not properly configure it.")
} else {
fmt.Printf("Build Commit: %s\n", *gitHash)
}
if len(*buildTime) == 0 {
fmt.Fprintln(os.Stderr, "Unable to determine build timestamp because the build process did not properly configure it.")
} else {
fmt.Printf("Build Timestamp: %s\n", *buildTime)
}
},
}
}