add existence checks for neovim

home/private_dot_config/nvim/lua/config/autocmds.lua

@@ -6,8 +6,7 @@ vim.api.nvim_create_autocmd({ "BufEnter", "BufWinEnter" }, {
   command = "set syntax=lua",
 })
 
-
 vim.api.nvim_create_autocmd({ "BufEnter", "BufWinEnter" }, {
   pattern = { "*.md" },
-  command = "set conceallevel=0"
+  command = "set conceallevel=0",
 })

home/private_dot_config/nvim/lua/config/options.lua

@@ -10,7 +10,6 @@ vim.opt.timeoutlen = 200
 
 vim.g.autoformat = false
 
-
 -- make .roc files have the correct filetype
 vim.api.nvim_create_autocmd({ "BufEnter", "BufWinEnter" }, {
   pattern = { "*.roc" },

home/private_dot_config/nvim/lua/plugins/language/go.lua

@@ -1,5 +1,8 @@
--- adapted from https://www.lazyvim.org/extras/lang/go
+if not vim.fn.executable("go") then
+  return
+end
 
+-- adapted from https://www.lazyvim.org/extras/lang/go
 return {
   {
     "nvim-treesitter/nvim-treesitter",

home/private_dot_config/nvim/lua/plugins/language/markdown.lua

@@ -17,6 +17,5 @@ return {
     config = function()
       vim.cmd([[do FileType]])
     end,
-}
-
+  },
 }

home/private_dot_config/nvim/lua/plugins/language/nim.lua

@@ -1,3 +1,7 @@
+if not vim.fn.executable("nim") then
+  return
+end
+
 return {
   require("util").setup_lang({ treesitter = { "nim", "nim_format_string" } }),
   {
@@ -6,8 +10,8 @@ return {
       servers = {
         nim_langserver = {
           mason = false,
-        }
-      }
-    }
-  }
+        },
+      },
+    },
+  },
 }

home/private_dot_config/nvim/lua/plugins/language/nix.lua

@@ -1,3 +1,7 @@
+if not vim.fn.executable("nix") then
+  return
+end
+
 return {
   require("util").setup_lang({ treesitter = { "nix" } }),
   {

home/private_dot_config/nvim/lua/plugins/language/nu.lua

@@ -1,3 +1,7 @@
+if not vim.fn.executable("nu") then
+  return
+end
+
 return {
   "nvim-treesitter/nvim-treesitter",
   dependencies = {

home/private_dot_config/nvim/lua/plugins/language/roc.lua

@@ -1,3 +1,7 @@
+if not vim.fn.executable("roc") then
+  return
+end
+
 -- make .roc files have the correct filetype
 vim.api.nvim_create_autocmd({ "BufEnter", "BufWinEnter" }, {
   pattern = { "*.roc" },
@@ -15,8 +19,7 @@ vim.api.nvim_create_autocmd({ "BufEnter", "BufWinEnter" }, {
 -- }
 
 return {
-  { "nvim-treesitter/nvim-treesitter", opts = { ensure_installed = { "roc" } }
- },
+  { "nvim-treesitter/nvim-treesitter", opts = { ensure_installed = { "roc" } } },
   {
     "neovim/nvim-lspconfig",
     opts = {

home/private_dot_config/nvim/lua/plugins/language/rust.lua

@@ -1,3 +1,7 @@
+if not vim.fn.executable("rust") then
+  return
+end
+
 -- adapted from https://www.lazyvim.org/extras/lang/rust
 return {
   {

home/private_dot_config/nvim/lua/plugins/language/zig.lua

@@ -1,3 +1,7 @@
+if not vim.fn.executable("zig") then
+  return
+end
+
 -- adapted from https://www.lazyvim.org/extras/lang/rust
 return {
   {