42 lines
1.0 KiB
Go
42 lines
1.0 KiB
Go
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
|
||
|
|
"github.com/alecthomas/kong"
|
||
|
|
)
|
||
|
|
|
||
|
|
// When version is requested, print the version.
|
||
|
|
type VersionFlag bool
|
||
|
|
|
||
|
|
func (v VersionFlag) Decode(ctx *kong.DecodeContext) error { return nil }
|
||
|
|
func (v VersionFlag) IsBool() bool { return true }
|
||
|
|
func (v VersionFlag) BeforeApply(app *kong.Kong, vars kong.Vars) error {
|
||
|
|
fmt.Println(serviceName + ": " + serviceVersion)
|
||
|
|
app.Exit(0)
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// Flags and or commands supplied to cli.
|
||
|
|
type Flags struct {
|
||
|
|
Version VersionFlag `name:"version" help:"Print version information and quit"`
|
||
|
|
|
||
|
|
Server ServerCmd `cmd:"" aliases:"s" default:"1" help:"Run the server"`
|
||
|
|
Purge PurgeCmd `cmd:"" aliases:"p" help:"Purge cache now"`
|
||
|
|
}
|
||
|
|
|
||
|
|
// Parse the supplied flags and commands.
|
||
|
|
func (a *App) ParseFlags() *kong.Context {
|
||
|
|
app.flags = &Flags{}
|
||
|
|
|
||
|
|
ctx := kong.Parse(app.flags,
|
||
|
|
kong.Name(serviceName),
|
||
|
|
kong.Description(serviceDescription),
|
||
|
|
kong.UsageOnError(),
|
||
|
|
kong.ConfigureHelp(kong.HelpOptions{
|
||
|
|
Compact: true,
|
||
|
|
}),
|
||
|
|
)
|
||
|
|
return ctx
|
||
|
|
}
|