Add proper LaTeX support (finally)

lua/configs/conform.lua

@@ -4,8 +4,9 @@ local options = {
     -- css = { "prettier" },
     -- html = { "prettier" },
     -- python = { "isort", "black" },
-    python = { "ruff" },
+    python = { "isort", "ruff_fix", "ruff_format" },
     yaml = { "prettier" },
+    latex = { "bibtex-tidy", "tex-fmt", lsp_format = "fallback" }
   },
 
   -- format_on_save = {

lua/configs/lspconfig.lua

@@ -5,7 +5,7 @@ local lspconfig = require "lspconfig"
 nvlsp.defaults()
 
 -- EXAMPLE
-local servers = { "html", "cssls", "ruff", "jedi_language_server", "yls", "lua_ls" }
+local servers = { "html", "cssls", "ruff", "jedi_language_server", "yls", "lua_ls", "texlab" }
 
 -- lsps with default config
 for _, lsp in ipairs(servers) do
@@ -16,12 +16,41 @@ for _, lsp in ipairs(servers) do
   }
 end
 
--- configuring single server, example: typescript
--- lspconfig.ts_ls.setup {
---   on_attach = nvlsp.on_attach,
---   on_init = nvlsp.on_init,
---   capabilities = nvlsp.capabilities,
--- }
+-- lspconfig.texlab.setup({
+--   settings = {
+--     latex = {
+--       build = {
+--         executable = "latexmk",
+--         args = { "-pdf", "-interaction=nonstopmode", "-synctex=1", "%f" },
+--         onSave = true,
+--       },
+--     },
+--   },
+-- })
+
+-- Set up LTeX separately
+lspconfig.ltex.setup {
+  on_init = nvlsp.on_init,
+  capabilities = nvlsp.capabilities,
+
+  on_attach = function(client, bufnr)
+    -- Run NvChad's on_attach for your usual LSP keymaps
+    nvlsp.on_attach(client, bufnr)
+
+    require("ltex_extra").setup {
+      load_langs = { "en-GB", "nb" },
+      init_check = true,
+      path = vim.fn.expand("~/.local/share/ltex"), -- where to store language dicts
+    }
+  end,
+
+  settings = {
+    ltex = {
+      language = "en-GB",
+      additionalLanguages = { "nb" },
+    },
+  },
+}
 
 lspconfig.ruff.setup({
   init_options = {
@@ -33,7 +62,6 @@ lspconfig.ruff.setup({
         ignore = {"F401", "W191"},
         preview = true,
       }
-      -- Ruff language server settings go here
     }
   }
 })

lua/mappings.lua

@@ -10,9 +10,9 @@ local diag = vim.diagnostic
 map("n", ";", ":", { desc = "CMD enter command mode" })
 map("i", "jk", "<ESC>")
 
-map("n", "<leader>ca", function()
-  vim.lsp.buf.code_action()
-end, { desc = "LSP code action" })
+map("n", "j", "gj", { desc = "Move down" })
+map("n", "k", "gk", { desc = "Move up" })
+
 map("n", "<leader>tt", function()
   require("base46").toggle_transparency()
 end, { desc = "Toggle transparency" })

lua/options.lua

@@ -4,6 +4,7 @@ vim.o.cursorlineopt ='both' -- to enable cursorline!
 vim.o.scrolloff = 10
 vim.opt.relativenumber = true
 vim.g.wiki_root = "~/wiki"
+vim.o.formatexpr = "v:lua.require'conform'.formatexpr()"
 
 local highlight_group = vim.api.nvim_create_augroup("yankhighlight", { clear = true })
 vim.api.nvim_create_autocmd("textyankpost", {

lua/plugins/init.lua

@@ -103,6 +103,10 @@ return {
         "lua",
         "python",
         "markdown",
+        "latex",
+      },
+      highlight = {
+        enable = true,
       },
     },
   },
@@ -227,7 +231,6 @@ return {
     lazy = false,
   },
 
-  -- Install a plugin
   {
     "max397574/better-escape.nvim",
     event = "InsertEnter",
@@ -235,4 +238,33 @@ return {
       require("better_escape").setup()
     end,
   },
+
+  {
+    "aznhe21/actions-preview.nvim",
+    keys = {
+      {
+        "<leader>gf",
+        function()
+          require("actions-preview").code_actions()
+        end,
+        mode = { "n", "v" },
+        desc = "Show code actions",
+        silent = true,
+      },
+    },
+    config = function()
+      require("actions-preview").setup {
+        highlight_command = {
+          require("actions-preview.highlight").delta(),
+        },
+      }
+    end,
+    lazy = false,
+  },
+
+  {
+    "barreiroleo/ltex-extra.nvim",
+    ft = { "markdown", "tex" },
+    dependencies = { "neovim/nvim-lspconfig" },
+  },
 }