[ruby/optparse] Expand literal home paths only

Paths in environment variables should already be expanded.
The base name of the program is also not subject to expansion.

181752391c

lib/optparse.rb

@@ -2047,19 +2047,21 @@ XXX
   def load(filename = nil, **keywords)
     unless filename
       basename = File.basename($0, '.*')
-      return true if load(File.expand_path(basename, '~/.options'), **keywords) rescue nil
+      return true if load(File.expand_path("~/.options/#{basename}"), **keywords) rescue nil
       basename << ".options"
       return [
         # XDG
         ENV['XDG_CONFIG_HOME'],
-        '~/.config',
+        ['~/.config', true],
         *ENV['XDG_CONFIG_DIRS']&.split(File::PATH_SEPARATOR),
 
         # Haiku
-        '~/config/settings',
-      ].any? {|dir|
+        ['~/config/settings', true],
+      ].any? {|dir, expand|
         next if !dir or dir.empty?
-        load(File.expand_path(basename, dir), **keywords) rescue nil
+        filename = File.join(dir, basename)
+        filename = File.expand_path(filename) if expand
+        load(filename, **keywords) rescue nil
       }
     end
     begin