From 9570a5ae7b17dcde4718c7458fd986c10f015a99 Mon Sep 17 00:00:00 2001
From: Folke Lemaitre <folke.lemaitre@gmail.com>
Date: Thu, 5 Dec 2024 09:06:28 +0100
Subject: [PATCH] feat(plugin): show error for local plugins that don't exist.
 Fixes #1773

---
 lua/lazy/core/plugin.lua        |  1 +
 lua/lazy/manage/init.lua        |  3 +++
 lua/lazy/manage/task/plugin.lua | 11 +++++++++++
 3 files changed, 15 insertions(+)

diff --git a/lua/lazy/core/plugin.lua b/lua/lazy/core/plugin.lua
index 97347a7..a282132 100644
--- a/lua/lazy/core/plugin.lua
+++ b/lua/lazy/core/plugin.lua
@@ -243,6 +243,7 @@ function M.update_state()
     else
       plugin._.is_local = true
       plugin._.installed = true -- local plugins are managed by the user
+      plugin._.installed = vim.fn.isdirectory(plugin.dir) == 1
     end
   end
 
diff --git a/lua/lazy/manage/init.lua b/lua/lazy/manage/init.lua
index ac9ba14..e28d9dd 100644
--- a/lua/lazy/manage/init.lua
+++ b/lua/lazy/manage/init.lua
@@ -80,6 +80,7 @@ function M.install(opts)
   opts = M.opts(opts, { mode = "install" })
   return M.run({
     pipeline = {
+      "plugin.exists",
       "git.clone",
       { "git.checkout", lockfile = opts.lockfile },
       "plugin.docs",
@@ -108,6 +109,7 @@ function M.update(opts)
   opts = M.opts(opts, { mode = "update" })
   return M.run({
     pipeline = {
+      "plugin.exists",
       "git.origin",
       "git.branch",
       "git.fetch",
@@ -147,6 +149,7 @@ function M.check(opts)
   opts = opts or {}
   return M.run({
     pipeline = {
+      "plugin.exists",
       { "git.origin", check = true },
       "git.fetch",
       "git.status",
diff --git a/lua/lazy/manage/task/plugin.lua b/lua/lazy/manage/task/plugin.lua
index c8a2bdb..841cc6c 100644
--- a/lua/lazy/manage/task/plugin.lua
+++ b/lua/lazy/manage/task/plugin.lua
@@ -97,4 +97,15 @@ M.docs = {
   end,
 }
 
+M.exists = {
+  skip = function(plugin)
+    return not plugin._.is_local
+  end,
+  run = function(self)
+    if not Util.file_exists(self.plugin.dir) then
+      self:error("Local plugin does not exist at `" .. self.plugin.dir .. "`")
+    end
+  end,
+}
+
 return M