remove -v test

Author: DannyBen

lib/bashly/views/command/catch_all_filter.erb

@@ -1,6 +1,6 @@
 # :command.catch_all_filter
 % if catch_all_required?
-if [[ ! -v other_args[@] ]]; then
+if [[ ${#other_args[@]} -eq 0 ]]; then
   printf "<%= strings[:missing_required_argument] % { arg: catch_all_label, usage: usage_string } %>\n"
   exit 1
 fi

lib/bashly/views/command/inspect_args.erb

@@ -1,14 +1,14 @@
 # :command.inspect_args
 inspect_args() {
   readarray -t sorted_keys < <(printf '%s\n' "${!args[@]}" | sort)
-  if [[ -v args[@] ]]; then
+  if (( ${#args[@]} )); then
     echo args:
     for k in "${sorted_keys[@]}"; do echo "- \${args[$k]} = ${args[$k]}"; done
   else
     echo args: none
   fi
 
-  if [[ -v other_args[@] ]]; then
+  if (( ${#other_args[@]} )); then
     echo
     echo other_args:
     echo "- \${other_args[*]} = ${other_args[*]}"

lib/bashly/views/command/run.erb

@@ -1,15 +1,15 @@
 # :command.run
 run() {
-  declare -A args
-  declare -a other_args
-  declare -a input
+  declare -A args=()
+  declare -a other_args=()
+  declare -a input=()
   normalize_input "$@"
   parse_requirements "${input[@]}"
 
   <%- condition = "if" -%>
   <%- deep_commands.each do |command| -%>
   <%= condition %> [[ $action == "<%= command.action_name %>" ]]; then
-    if [[ -v args[--help] ]]; then
+    if [[ ${args[--help]:-} ]]; then
       long_usage=yes
       <%= command.function_name %>_usage
     else