54 lines
1.0 KiB
Go
54 lines
1.0 KiB
Go
// Copyright 2022 wanderer <a_mirre at utb dot cz>
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// SPDX-License-Identifier: GPL-3.0-or-later
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package cmd
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import (
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"fmt"
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"os"
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"github.com/spf13/cobra"
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)
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// appName is the name of the app.
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const appName = "go-xkcdreader"
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// Root is the main go-xkcdreader command.
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var Root = &cobra.Command{
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Use: appName,
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Short: "an offline-capable xkcd webcomic reader written in Go",
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RunE: func(cmd *cobra.Command, args []string) error {
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// the app will be started from here
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// a noop atm
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return nil
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},
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}
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// GetAppName returns the name of the application.
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func GetAppName() string {
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return appName
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}
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// Execute is the entrypoint of cobra's poison.
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func Execute() {
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if err := Root.Execute(); err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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}
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// help redefines the original help func, essentially adding a way to exit the
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// application properly after showing help message.
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func help(*cobra.Command, []string) {
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err := Root.Usage()
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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os.Exit(0)
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}
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func init() {
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Root.SetHelpFunc(help)
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}
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