call completion function directly

This should be array not associative array. And fix its usage too
to pass it to _files correctly

src/_xdg-mime

@@ -15,16 +15,16 @@ _xdg-mime_query() {
       "*::arg:->args"
 
   case $line[1] in
-    filetype) _arguments '*: :_files' ;;
-    default) _arguments '*: :_mime_types' ;;
+    filetype) _files ;;
+    default) _mime_types ;;
   esac
 }
 
 _xdg-mime() {
   local line
-  local -A appdirs=(
+  local -a appdirs=(
     /usr/share/applications
-    $HOME/.local/share/applications
+    "$HOME/.local/share/applications"
   )
 
   _arguments -C \
@@ -38,7 +38,7 @@ _xdg-mime() {
     query) _xdg-mime_query ;;
     default)
       _arguments \
-        "1:Application:_files -W '$appdirs' -g '*.desktop'" \
+        "1:Application:_files -W appdirs -g '*.desktop'" \
         '2: :_mime_types'
         ;;
     install)
@@ -59,4 +59,12 @@ _xdg-mime() {
   esac
 }
 
+_xdg-mime "$@"
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
 # vim: filetype=zsh expandtab softtabstop=2 tabstop=2 shiftwidth=2