terraform/command/version.go

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2014-05-24 21:04:43 +02:00
package command
import (
"bytes"
"fmt"
"github.com/mitchellh/cli"
)
// VersionCommand is a Command implementation prints the version.
type VersionCommand struct {
Revision string
Version string
VersionPrerelease string
Ui cli.Ui
}
func (c *VersionCommand) Help() string {
return ""
}
func (c *VersionCommand) Run(_ []string) int {
var versionString bytes.Buffer
fmt.Fprintf(&versionString, "Terraform v%s", c.Version)
if c.VersionPrerelease != "" {
fmt.Fprintf(&versionString, ".%s", c.VersionPrerelease)
if c.Revision != "" {
fmt.Fprintf(&versionString, " (%s)", c.Revision)
}
}
c.Ui.Output(versionString.String())
return 0
}
func (c *VersionCommand) Synopsis() string {
return "Prints the Terraform version"
}