Added formatting, linter, and mason_tool_install

lua/config/options.lua

@@ -1,6 +1,9 @@
 local opt = vim.opt
 local g = vim.g
 local options = {
+  -- change cursor in insert mode 
+  guicursor = "",
+
   -- Make line numbers default
   relativenumber = true,
 
@@ -124,11 +127,11 @@ opt.formatoptions = opt.formatoptions
     + "j" -- Auto-remove comments if possible.
     - "2" -- I'm not in gradeschool anymore
 
-opt.guicursor = {
-  "n-v:block",
-  "i-c-ci-ve:ver25",
-  "r-cr:hor20",
-  "o:hor50",
-  "i:blinkwait700-blinkoff400-blinkon250-Cursor/lCursor",
-  "sm:block-blinkwait175-blinkoff150-blinkon175",
-}
+-- opt.guicursor = {
+--   "n-v:block",
+--   "i-c-ci-ve:ver25",
+--   "r-cr:hor20",
+--   "o:hor50",
+--   "i:blinkwait700-blinkoff400-blinkon250-Cursor/lCursor",
+--   "sm:block-blinkwait175-blinkoff150-blinkon175",
+-- }

lua/custom/plugins/formatting.lua

@@ -0,0 +1,25 @@
+return {
+  "stevearc/conform.nvim",
+  event = { "BufReadPre", "BufNewFile" },
+  config = function()
+    local conform = require("conform")
+
+    conform.setup({
+      formatters_by_ft = {
+        python = { "isort", "black" },
+      },
+      format_on_save = {
+        lsp_fallback = true,
+        async = false,
+        timeout_ms = 500,
+      },
+    })
+    vim.keymap.set({ "n", "v" }, "<leader>mp", function()
+      conform.format({
+        lsp_fallback = true,
+        async = false,
+        timeout_ms = 500,
+      })
+    end, { desc = "Format file or range (in visual mode)" })
+  end,
+}

lua/custom/plugins/linting.lua

@@ -0,0 +1,29 @@
+return {
+  "mfussenegger/nvim-lint",
+  event = {
+    "BufReadPre",
+    "BufNewFile",
+  },
+  config = function()
+    local lint = require("lint")
+
+    lint.linters_by_ft = {
+      python = { "flake8", "mypy" },
+      yaml = { "yamllint" },
+      json = { "jsonlint" }
+    }
+
+    local lint_augroup = vim.api.nvim_create_augroup("lint", { clear = true })
+
+    vim.api.nvim_create_autocmd({ "BufEnter", "BufWritePost", "InsertLeave" }, {
+      group = lint_augroup,
+      callback = function()
+        lint.try_lint()
+      end,
+    })
+
+    vim.keymap.set("n", "<leader>ml", function()
+      lint.try_lint()
+    end, { desc = "Trigger linting for current file" })
+  end,
+}