fix shellcheck warnings

Author: sirech

go

@@ -79,14 +79,14 @@ validate-args() {
 
   if [[ -z $1 ]]; then
     echo "usage: $0 <goal>"
-    # shellcheck disable=SC2059
+    # shellcheck disable=SC1117,SC2059
     printf "\n$(declare -F | sed -n "s/declare -f goal_/ - /p")"
     exit 1
   fi
 
   if [[ ! " $acceptable_args " =~ .*\ $1\ .* ]]; then
     echo "Invalid argument: $1"
-    # shellcheck disable=SC2059
+    # shellcheck disable=SC1117,SC2059
     printf "\n$(declare -F | sed -n "s/declare -f goal_/ - /p")"
     exit 1
   fi