From: Alexander Barton <alex@barton.de>
Date: Tue, 31 Dec 2019 15:56:50 +0000 (+0100)
Subject: axzshctl: Implement "--help" option, and ehnance error handling
X-Git-Url: https://arthur.barton.de/gitweb/?p=ax-zsh.git;a=commitdiff_plain;h=a8f02bd2e0dab5a1c1d9d3aec7b34c797e8ee4be

axzshctl: Implement "--help" option, and ehnance error handling

Don't exit with an error code ("non-null") when the usage information
was requested with "--help", and write errors parsing the command line
to stderr and exit with code 2.
---

diff --git a/bin/axzshctl b/bin/axzshctl
index 0c4da38..1c41425 100755
--- a/bin/axzshctl
+++ b/bin/axzshctl
@@ -51,7 +51,7 @@ function Usage {
 	echo "  update-caches"
 	echo "    Force rebuild of all cache files."
 	echo
-	exit 2
+	exit 0
 }
 
 function UpdatePluginCache {
@@ -401,6 +401,11 @@ case "$cmd" in
 		[[ $# -eq 0 ]] || Usage
 		UpdatePluginCache
 		;;
-	*)
+	"--help")
 		Usage
+		;;
+	*)
+		ax_error "Invalid command \"$cmd\"!"
+		ax_error "Try \"$0 --help\" for more information."
+		exit 2
 esac