nix/nvim: add treesitter configs

nix/progs/nvim/config.lua

@@ -0,0 +1,16 @@
+-- TreeSitter
+require'nvim-treesitter.configs'.setup {
+  -- A list of parser names, or "all"
+  -- ensure_installed = { "nix", "typescript", "tsx" },
+
+  -- Install parsers synchronously (only applied to `ensure_installed`)
+  -- sync_install = false,
+
+  highlight = {
+    enable = true,
+  },
+
+  indent = {
+    enable = true,
+  },
+}

nix/progs/nvim/config.vim

@@ -126,3 +126,29 @@ nnoremap <leader>sv :source $MYVIMRC<CR>
 cabbrev bsp belowright split
 cabbrev rvsp belowright vsplit
 
+" TreeSitter
+lua << EOF
+require'nvim-treesitter.configs'.setup {
+  -- A list of parser names, or "all"
+  ensure_installed = {
+    "nix",
+    "typescript",
+    "tsx",
+    "rust",
+    "haskell",
+    "json",
+    "yaml",
+  },
+
+  -- Install parsers synchronously (only applied to `ensure_installed`)
+  sync_install = false,
+
+  highlight = {
+    enable = true,
+  },
+
+  indent = {
+    enable = true,
+  },
+}
+EOF

nix/progs/nvim/default.nix

@@ -39,6 +39,10 @@ let
   cocSettings = builtins.toJSON (import ./coc_settings.nix);
 
   vimConfig = baseConfig + pluginsConfig + cocConfig;
+
+  # I get an error if I try copying lua script to lua folder
+  # TODO: think about this solution
+  luaConfig = builtins.readFile ./config.lua;
 in
 {
   options.progs.nvim = {

nix/progs/nvim/plugins.vim

@@ -38,3 +38,29 @@ let g:gitgutter_map_keys = 0
 
 nnoremap <leader>ghp :GitGutterPreviewHunk<CR>
 
+" TreeSitter
+lua << EOF
+require'nvim-treesitter.configs'.setup {
+  -- A list of parser names, or "all"
+  ensure_installed = {
+    "nix",
+    "typescript",
+    "tsx",
+    "rust",
+    "haskell",
+    "json",
+    "yaml",
+  },
+
+  -- Install parsers synchronously (only applied to `ensure_installed`)
+  sync_install = false,
+
+  highlight = {
+    enable = true,
+  },
+
+  indent = {
+    enable = true,
+  },
+}
+EOF