mirror of
https://github.com/daeuniverse/dae.git
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60 lines
1.3 KiB
Go
60 lines
1.3 KiB
Go
/*
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* SPDX-License-Identifier: AGPL-3.0-only
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* Copyright (c) 2022-2024, daeuniverse Organization <dae@v2raya.org>
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*/
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package cmd
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import (
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"bytes"
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"errors"
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"fmt"
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"github.com/spf13/cobra"
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)
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var (
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completionCmd = &cobra.Command{
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Use: "completion [bash|zsh|fish]",
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Short: "Output shell completion code for the specified shell (bash, zsh or fish)",
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Long: "Output shell completion code for the specified shell (bash, zsh or fish).",
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Args: cobra.ExactArgs(1),
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ValidArgs: []string{"bash", "zsh", "fish"},
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Hidden: true,
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RunE: func(cmd *cobra.Command, args []string) error {
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out, err := getCompletion(args[0], cmd.Parent())
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if err != nil {
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return err
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}
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fmt.Print(out)
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return nil
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},
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}
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)
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// return the auto completion shell script, if supported
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func getCompletion(sh string, parent *cobra.Command) (string, error) {
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var err error
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var buf bytes.Buffer
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switch sh {
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case "bash":
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err = parent.GenBashCompletion(&buf)
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case "zsh":
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err = parent.GenZshCompletion(&buf)
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case "fish":
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err = parent.GenFishCompletion(&buf, true)
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default:
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err = errors.New("unsupported shell type (must be bash, zsh or fish): " + sh)
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}
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if err != nil {
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return "", err
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}
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return buf.String(), nil
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}
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func init() {
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rootCmd.AddCommand(completionCmd)
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}
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