Merge 514e3ebe01 into a7d4a73dd6

Some trivial functions to access `s:loaded`, to allow sane introspection
of plugin status, etc.

README.md

@@ -1,21 +1,3 @@
-<div align="center">
-<sup>Special thanks to:</sup>
-<br>
-<br>
-<a href="https://warp.dev/?utm_source=github&utm_medium=referral&utm_campaign=vimplug_20240209">
-  <div>
-    <img src="https://raw.githubusercontent.com/junegunn/i/master/warp.png" width="300" alt="Warp">
-  </div>
-  <b>Warp is a modern, Rust-based terminal with AI built in so you and your team can build great software, faster.</b>
-  <div>
-    <sup>Visit warp.dev to learn more.</sup>
-  </div>
-</a>
-<br>
-<hr>
-</div>
-<br>
-
 <h1 title="vim-plug">
   <picture>
     <source media="(prefers-color-scheme: dark)" srcset="./plug-dark.png">

plug.vim

@@ -2859,5 +2859,17 @@ if exists('g:plugs')
   call s:define_commands()
 endif
 
+function! plug#plugin_info(name) abort
+    return get(s:loaded, a:name, {})
+endfunction
+
+function! plug#loaded() abort
+    return keys(filter(copy(s:loaded), { k, v -> v }))
+endfunction
+
+function! plug#not_loaded() abort
+    return keys(filter(copy(s:loaded), { k, v -> !v }))
+endfunction
+
 let &cpo = s:cpo_save
 unlet s:cpo_save