use kickstart-nix

nvim/init.lua

@@ -0,0 +1,84 @@
+-- vim settings ++ mini.nvim.basics
+----------------------------------------
+vim.opt.backspace = "indent,eol,start"
+vim.opt.completeopt = "menuone"
+vim.opt.expandtab = true                    -- insert tabs as spaces
+vim.opt.inccommand = "split"                -- incremental live completion
+vim.opt.laststatus = 1
+vim.opt.list = true
+vim.opt.nrformats:append("alpha")           -- let Ctrl-a do letters as well
+vim.opt.path:append("**")                   -- enable fuzzy :find ing
+vim.opt.relativenumber = true
+vim.opt.shadafile = "NONE"                  -- disable shada
+vim.opt.shiftwidth = 0                      -- >> shifts by tabstop
+vim.opt.showmatch = true                    -- highlight matching brackets
+vim.opt.showmode = true
+vim.opt.softtabstop = -1                    -- backspace removes tabstop
+vim.opt.swapfile = false
+vim.opt.tabstop = 2                         -- 2 space tabs are based
+vim.opt.updatetime = 250                    -- decrease update time
+vim.opt.virtualedit = "onemore"
+
+vim.g.fzf_layout = { window = { width = 0.9, height = 0.6 } }
+
+-- no highlight floats
+vim.cmd([[ hi NormalFloat ctermbg=none ]])
+
+-- Switch tab length on the fly
+vim.keymap.set("n", "\\t", function()
+    vim.o.tabstop = vim.o.tabstop == 2 and 4 or 2
+end, { silent = true, desc = "toggle tabstop"})
+
+-- autocmd
+----------------------------------------
+local undopath = "~/.local/share/nvim/undo"
+vim.api.nvim_create_autocmd("VimEnter", {
+    command = "silent !mkdir -p " .. undopath,
+    group = vim.api.nvim_create_augroup("Init", {}),
+})
+
+-- Configure Neovim diagnostic messages
+local function prefix_diagnostic(prefix, diagnostic)
+  return string.format(prefix .. ' %s', diagnostic.message)
+end
+vim.diagnostic.config {
+  virtual_text = {
+    prefix = '',
+    format = function(diagnostic)
+      local severity = diagnostic.severity
+      if severity == vim.diagnostic.severity.ERROR then
+        return prefix_diagnostic('󰅚', diagnostic)
+      end
+      if severity == vim.diagnostic.severity.WARN then
+        return prefix_diagnostic('⚠', diagnostic)
+      end
+      if severity == vim.diagnostic.severity.INFO then
+        return prefix_diagnostic('ⓘ', diagnostic)
+      end
+      if severity == vim.diagnostic.severity.HINT then
+        return prefix_diagnostic('󰌶', diagnostic)
+      end
+      return prefix_diagnostic('■', diagnostic)
+    end,
+  },
+  update_in_insert = false,
+  underline = true,
+  severity_sort = true,
+  float = {
+    focusable = false,
+    style = 'minimal',
+    border = 'rounded',
+    source = 'if_many',
+    header = '',
+    prefix = '',
+  },
+}
+
+vim.keymap.set('n', '<space>ee', function()
+  local _, winid = vim.diagnostic.open_float(nil, { scope = 'line' })
+  if not winid then
+    vim.notify('no diagnostics found', vim.log.levels.INFO)
+    return
+  end
+  vim.api.nvim_win_set_config(winid or 0, { focusable = true })
+end, { noremap = true, silent = true, desc = 'diagnostics floating window' })