completions for fish shell

Author: snichme

cmd/completion.go

@@ -7,7 +7,7 @@ import (
 )
 
 var completionCmd = &cobra.Command{
-	Use:   "completion [zsh]",
+	Use:   "completion [zsh|fish]",
 	Short: "Generate shell completion script",
 	Long: `Generate shell completion script for cloudamqp CLI.
 
@@ -21,15 +21,20 @@ Zsh:
   # To load completions for each session, add the script to your zsh completion directory:
   cloudamqp completion zsh > "${fpath[1]}/_cloudamqp"
 
-  # You may need to restart your shell for completions to take effect.
+Fish:
+  cloudamqp completion zsh > "$XDG_CONFIG_HOME/fish/completions/cloudamqp.fish"
+
+# You may need to restart your shell for completions to take effect.
 `,
 	DisableFlagsInUseLine: true,
-	ValidArgs:             []string{"zsh"},
+	ValidArgs:             []string{"zsh", "fish"},
 	Args:                  cobra.MatchAll(cobra.ExactArgs(1), cobra.OnlyValidArgs),
 	RunE: func(cmd *cobra.Command, args []string) error {
 		switch args[0] {
 		case "zsh":
 			return cmd.Root().GenZshCompletion(os.Stdout)
+		case "fish":
+			return cmd.Root().GenFishCompletion(os.Stdout, false)
 		}
 		return nil
 	},