From 6945867f860f5a42390f36dd88dfabd6b7e92a65 Mon Sep 17 00:00:00 2001
From: Kayou <pierre@kayou.io>
Date: Wed, 16 Sep 2020 13:23:10 +0200
Subject: [PATCH] detect wrong arguments

---
 data/helpers.d/getopts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/data/helpers.d/getopts b/data/helpers.d/getopts
index a4bbe20e6..8d9e55826 100644
--- a/data/helpers.d/getopts
+++ b/data/helpers.d/getopts
@@ -130,6 +130,12 @@ ynh_handle_getopts_args () {
                         then
                             # Remove the option and the space, so keep only the value itself.
                             all_args[0]="${all_args[0]#-${parameter} }"
+
+                            # At this point, if all_args[0] start with "-", then the argument is not well formed
+                            if [ "${all_args[0]:0:1}" == "-" ]
+                            then
+                                ynh_die --message="Argument \"${all_args[0]}\" not valid! Did you use a single \"-\" instead of two?"
+                            fi
                             # Reduce the value of shift, because the option has been removed manually
                             shift_value=$(( shift_value - 1 ))
                         fi