make firenvim work again

1. fix build issue
2. fix PATH env issue

README.md

@@ -13,7 +13,7 @@
       <img alt="Latest release" src="https://img.shields.io/github/v/release/jdhao/nvim-config" />
     </a>
     <a href="https://github.com/neovim/neovim/releases/tag/stable">
-      <img src="https://img.shields.io/badge/Neovim-0.9.5-blueviolet.svg?style=flat-square&logo=Neovim&logoColor=green" alt="Neovim minimum version"/>
+      <img src="https://img.shields.io/badge/Neovim-0.10.1-blueviolet.svg?style=flat-square&logo=Neovim&logoColor=green" alt="Neovim minimum version"/>
     </a>
     <a href="https://github.com/jdhao/nvim-config/search?l=vim-script">
       <img src="https://img.shields.io/github/languages/top/jdhao/nvim-config" alt="Top languages"/>
@@ -21,8 +21,8 @@
     <a href="https://github.com/jdhao/nvim-config/graphs/commit-activity">
       <img src="https://img.shields.io/github/commit-activity/m/jdhao/nvim-config?style=flat-square" />
     </a>
-    <a href="https://github.com/jdhao/nvim-config/releases/tag/v0.9.5">
+    <a href="https://github.com/jdhao/nvim-config/releases/tag/v0.10.0">
-      <img src="https://img.shields.io/github/commits-since/jdhao/nvim-config/v0.9.5?style=flat-square" />
+      <img src="https://img.shields.io/github/commits-since/jdhao/nvim-config/v0.10.0?style=flat-square" />
     </a>
     <a href="https://github.com/jdhao/nvim-config/graphs/contributors">
       <img src="https://img.shields.io/github/contributors/jdhao/nvim-config?style=flat-square" />
@@ -169,8 +169,8 @@ Some of the shortcuts I use frequently are listed here. In the following shortcu
 | `<leader>gc`      | Normal        | Linux/macOS/Win | Run git commit                                                           |
 | `<leader>gpl`     | Normal        | Linux/macOS/Win | Run git pull                                                             |
 | `<leader>gpu`     | Normal        | Linux/macOS/Win | Run git push                                                             |
-| `<leader>gl`      | Normal/Visual | Linux/macOS/Win | Get perm link for current/visually-select lines
+| `<leader>gl`      | Normal/Visual | Linux/macOS/Win | Get perm link for current/visually-select lines                          |
-| `<leader>gb`      | Normal        | macOS           | Browse current git repo in browser
+| `<leader>gb`      | Normal        | macOS           | Browse current git repo in browser                                       |
 | `<F9>`            | Normal        | Linux/macOS/Win | Compile&run current source file (for C++, LaTeX, Lua, Python)            |
 | `<F11>`           | Normal        | Linux/macOS/Win | Toggle spell checking                                                    |
 | `<F12>`           | Normal        | Linux/macOS/Win | Toggle paste mode                                                        |

init.lua

@@ -14,11 +14,11 @@ vim.loader.enable()
 local version = vim.version
 
 -- check if we have the latest stable version of nvim
-local expected_ver = "0.10.0"
+local expected_ver = "0.10.1"
-local ev = version.parse(expected_ver)
+local expect_ver = version.parse(expected_ver)
 local actual_ver = version()
 
-local result = version.cmp(ev, {actual_ver.major, actual_ver.minor, actual_ver.patch})
+local result = version.cmp(expect_ver, actual_ver)
 
 if  result ~= 0 then
   local _ver = string.format("%s.%s.%s", actual_ver.major, actual_ver.minor, actual_ver.patch)

lua/config/lsp.lua

@@ -231,11 +231,12 @@ if utils.executable("lua-language-server") then
         },
         workspace = {
           -- Make the server aware of Neovim runtime files,
-          -- see also https://github.com/LuaLS/lua-language-server/wiki/Libraries#link-to-workspace .
+          -- see also https://luals.github.io/wiki/settings/#workspacelibrary
-          -- Lua-dev.nvim also has similar settings for lua ls, https://github.com/folke/neodev.nvim/blob/main/lua/neodev/luals.lua .
           library = {
             vim.env.VIMRUNTIME,
             fn.stdpath("config"),
+            -- make lua_ls aware of functions under vim.uv
+            "${3rd}/luv/library"
           },
           maxPreload = 2000,
           preloadFileSize = 50000,

lua/plugin_specs.lua

@@ -15,6 +15,12 @@ end
 vim.opt.rtp:prepend(lazypath)
 
 -- check if firenvim is active
+-- macOS will reset the PATH when firenvim starts a nvim process, causing the PATH variable to change unexpectedly.
+-- Here we are trying to get the correct PATH and use it for firenvim.
+-- See also https://github.com/glacambre/firenvim/blob/master/TROUBLESHOOTING.md#make-sure-firenvims-path-is-the-same-as-neovims
+local path_env = vim.env.PATH
+local prologue = string.format('export PATH="%s"', path_env)
+
 local firenvim_not_active = function()
   return not vim.g.started_by_firenvim
 end
@@ -122,9 +128,10 @@ local plugin_specs = {
     },
   },
   {
-    "lukas-reineke/headlines.nvim",
+      'MeanderingProgrammer/markdown.nvim',
-    dependencies = "nvim-treesitter/nvim-treesitter",
+      main = "render-markdown",
-    config = true, -- or `opts = {}`
+      opts = {},
+      dependencies = { 'nvim-treesitter/nvim-treesitter', 'nvim-tree/nvim-web-devicons' },
   },
   -- A list of colorscheme plugin you may want to try. Find what suits you.
   { "navarasu/onedark.nvim", lazy = true },
@@ -418,17 +425,13 @@ local plugin_specs = {
   {
     "glacambre/firenvim",
     enabled = function()
-      if vim.g.is_win or vim.g.is_mac then
+      local result = vim.g.is_win or vim.g.is_mac
-        return true
+      return result
-      end
-      return false
     end,
-    build = function()
+    -- it seems that we can only call the firenvim function directly.
-      vim.fn["firenvim#install"](0)
+    -- Using vim.fn or vim.cmd to call this function will fail.
-    end,
+    build = string.format(":call firenvim#install(0, '%s')", prologue)
-    lazy = true,
   },
-
   -- Debugger plugin
   {
     "sakhnik/nvim-gdb",