feat(restore): you can now restore a plugin to a certain commit. Fixes #234

README.md

@@ -484,7 +484,7 @@ Any operation can be started from the UI, with a sub command or an API function:
 <!-- commands:start -->
 
 | Command                   | Lua                              | Description                                                                                                                                          |
-| ------------------------- | -------------------------------- | --------------------------------------------------------------------------------------------- |
+| ------------------------- | -------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------- |
 | `:Lazy check [plugins]`   | `require("lazy").check(opts?)`   | Check for updates and show the log (git fetch)                                                                                                       |
 | `:Lazy clean [plugins]`   | `require("lazy").clean(opts?)`   | Clean plugins that are no longer needed                                                                                                              |
 | `:Lazy clear`             | `require("lazy").clear()`        | Clear finished tasks                                                                                                                                 |
@@ -495,7 +495,7 @@ Any operation can be started from the UI, with a sub command or an API function:
 | `:Lazy load {plugins}`    | `require("lazy").load(opts)`     | Load a plugin that has not been loaded yet. Similar to `:packadd`. Like `:Lazy load foo.nvim`                                                        |
 | `:Lazy log [plugins]`     | `require("lazy").log(opts?)`     | Show recent updates                                                                                                                                  |
 | `:Lazy profile`           | `require("lazy").profile()`      | Show detailed profiling                                                                                                                              |
-| `:Lazy restore [plugins]` | `require("lazy").restore(opts?)` | Updates all plugins to the state in the lockfile                                              |
+| `:Lazy restore [plugins]` | `require("lazy").restore(opts?)` | Updates all plugins to the state in the lockfile. For a single plugin: restore it to the state in the lockfile or to a given commit under the cursor |
 | `:Lazy sync [plugins]`    | `require("lazy").sync(opts?)`    | Run install, clean and update                                                                                                                        |
 | `:Lazy update [plugins]`  | `require("lazy").update(opts?)`  | Update plugins. This will also update the lockfile                                                                                                   |
 

lua/lazy/view/config.lua

@@ -96,8 +96,8 @@ M.commands = {
   },
   restore = {
     button = true,
-    desc = "Updates all plugins to the state in the lockfile",
+    desc = "Updates all plugins to the state in the lockfile. For a single plugin: restore it to the state in the lockfile or to a given commit under the cursor",
-    desc_plugin = "Restore a plugin to the state in the lockfile",
+    desc_plugin = "Restore a plugin to the state in the lockfile or to a given commit under the cursor",
     id = 8,
     key = "R",
     key_plugin = "r",

lua/lazy/view/init.lua

@@ -164,6 +164,25 @@ function M:setup_patterns()
       self:diff({ commit = hash })
     end,
   }, self.diff)
+  self:on_pattern(ViewConfig.commands.restore.key_plugin, {
+    [commit_pattern] = function(hash)
+      self:restore({ commit = hash })
+    end,
+  }, self.restore)
+end
+
+---@param opts? {commit:string}
+function M:restore(opts)
+  opts = opts or {}
+  local Lockfile = require("lazy.manage.lock")
+  local Commands = require("lazy.view.commands")
+  local plugin = self.render:get_plugin()
+  if plugin then
+    if opts.commit then
+      Lockfile.get(plugin).commit = opts.commit
+    end
+    Commands.cmd("restore", { plugins = { plugin } })
+  end
 end
 
 function M:hover()
@@ -246,7 +265,7 @@ function M:setup_modes()
         Commands.cmd(name)
       end, m.desc)
     end
-    if m.key_plugin then
+    if m.key_plugin and name ~= "restore" then
       self:on_key(m.key_plugin, function()
         local plugin = self.render:get_plugin()
         if plugin then