Merge pull request #587 from DannyBen/add/var-aliases

Add support for declaring aliases for internal global variables

Author: DannyBen

lib/bashly/libraries/settings/settings.yml

@@ -110,3 +110,18 @@ enable_view_markers: development
 enable_inspect_args: development
 enable_deps_array: always
 enable_env_var_names_array: always
+
+
+#-------------------------------------------------------------------------------
+# SCRIPTING OPTIONS
+#-------------------------------------------------------------------------------
+
+# These are the public global variables available for use in your partial
+# scripts. Adding a new name here will create a reference variable using
+# `declare -gn`, allowing you to access the original variable under the new
+# name in addition to its original name.
+var_aliases:
+  args: ~
+  other_args: ~
+  deps: ~
+  env_var_names: ~

lib/bashly/settings.rb

@@ -22,7 +22,8 @@ class << self
         :strict,
         :tab_indent,
         :target_dir,
-        :usage_colors
+        :usage_colors,
+        :var_aliases
       )
 
       def commands_dir
@@ -133,6 +134,10 @@ def usage_colors
         @usage_colors ||= get :usage_colors
       end
 
+      def var_aliases
+        @var_aliases ||= get :var_aliases
+      end
+
     private
 
       def get(key)

lib/bashly/views/command/run.gtx

@@ -21,6 +21,13 @@ if has_unique_args_or_flags?
   >   declare -g -A unique_lookup=()
 end
 
+>
+Settings.var_aliases.each do |original, refname|
+  if refname
+    >   declare -gn {{ refname }}={{ original }}
+  end
+end
+>
 >   normalize_input "$@"
 >   parse_requirements "${input[@]}"