fix(plugin): check that path is actually in root dir. Closes #2075

Author: folke

lua/lazy/core/plugin.lua

@@ -240,7 +240,7 @@ function M.update_state()
     if plugin.virtual then
       plugin._.is_local = true
       plugin._.installed = true -- local plugins are managed by the user
-    elseif plugin.dir:find(Config.options.root, 1, true) == 1 then
+    elseif plugin.dir:find(Config.options.root .. "/", 1, true) == 1 then
       plugin._.installed = installed[plugin.name] ~= nil
       installed[plugin.name] = nil
     else

lua/lazy/manage/task/fs.lua

@@ -25,7 +25,7 @@ M.clean = {
   run = function(self, opts)
     opts = opts or {}
     local dir = self.plugin.dir:gsub("/+$", "")
-    assert(dir:find(Config.options.root, 1, true) == 1, self.plugin.dir .. " should be under packpath!")
+    assert(dir:find(Config.options.root .. "/", 1, true) == 1, self.plugin.dir .. " should be under packpath!")
 
     local rock_root = Config.options.rocks.root .. "/" .. self.plugin.name
     if vim.uv.fs_stat(rock_root) then