From 540301ac03e3c598e5756f0c96bb772764b908a1 Mon Sep 17 00:00:00 2001
From: Zhong Jianxin <azuwis@gmail.com>
Date: Tue, 23 May 2023 20:31:31 +0800
Subject: [PATCH] vimPlugins.lazy-nvim: Fix lazy.nvim try to write helptags on
 readonly fs

E5108: Error executing lua: .../pack/myNeovimPackages/start/lazy.nvim/lua/lazy/help.lua:42: Vim:E152: Cannot open /nix/store/...-vim-pack-dir/pack/myNeovimPackages/start/lazy.nvim/doc/tags for writing
---
 .../applications/editors/vim/plugins/overrides.nix |  4 ++++
 .../plugins/patches/lazy-nvim/no-helptags.patch    | 14 ++++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 pkgs/applications/editors/vim/plugins/patches/lazy-nvim/no-helptags.patch

diff --git a/pkgs/applications/editors/vim/plugins/overrides.nix b/pkgs/applications/editors/vim/plugins/overrides.nix
index 4e6fee9b88fe..6ec20ca15db2 100644
--- a/pkgs/applications/editors/vim/plugins/overrides.nix
+++ b/pkgs/applications/editors/vim/plugins/overrides.nix
@@ -642,6 +642,10 @@ self: super: {
     dependencies = with self; [ nvim-lspconfig ];
   });
 
+  lazy-nvim = super.lazy-nvim.overrideAttrs (old: {
+    patches = [ ./patches/lazy-nvim/no-helptags.patch ];
+  });
+
   lean-nvim = super.lean-nvim.overrideAttrs (old: {
     dependencies = with self; [ nvim-lspconfig plenary-nvim ];
   });
diff --git a/pkgs/applications/editors/vim/plugins/patches/lazy-nvim/no-helptags.patch b/pkgs/applications/editors/vim/plugins/patches/lazy-nvim/no-helptags.patch
new file mode 100644
index 000000000000..7336f0e75c41
--- /dev/null
+++ b/pkgs/applications/editors/vim/plugins/patches/lazy-nvim/no-helptags.patch
@@ -0,0 +1,14 @@
+diff --git a/lua/lazy/help.lua b/lua/lazy/help.lua
+index 4a289eb..5ddc168 100644
+--- a/lua/lazy/help.lua
++++ b/lua/lazy/help.lua
+@@ -38,9 +38,6 @@ function M.index(plugin)
+ end
+ 
+ function M.update()
+-  if Config.plugins["lazy.nvim"] then
+-    vim.cmd.helptags(Config.plugins["lazy.nvim"].dir .. "/doc")
+-  end
+   if Config.options.readme.enabled == false then
+     return
+   end