bug #33 exclude the completion install command from completions (tucksaun)

This PR was merged into the main branch.

Discussion
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exclude the completion install command from completions

Having the `completion` and `self:completion` commands in the autocompletion does not really make sense (because you need to have run it before to have the autocompletion working).

Commits
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fc6d708 exclude the completion install command from completions

Author: fabpot

completion.go

@@ -63,6 +63,10 @@ func AutocompleteAppAction(c *Context) error {
 
 	// transpose registered commands and flags to posener/complete equivalence
 	for _, command := range c.App.Commands {
+		// skip the completion commands itself
+		if command == shellAutoCompleteInstallCommand {
+			continue
+		}
 		subCmd := command.convertToPosenerCompleteCommand(c)
 
 		if command.Hidden == nil || !command.Hidden() {