Initial commit

.gitignore

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+lazy-lock.json
+.netrwhist
+

init.lua

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+vim.g.mapleader = ' '
+vim.g.maplocalleader = ' '
+
+-- package manager
+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not vim.loop.fs_stat(lazypath) then
+  vim.fn.system({
+    "git",
+    "clone",
+    "--filter=blob:none",
+    "https://github.com/folke/lazy.nvim.git",
+    "--branch=stable", -- latest stable release
+    lazypath,
+  })
+end
+vim.opt.rtp:prepend(lazypath)
+
+require("lazy").setup({
+  "nvim-tree/nvim-tree.lua",
+  "nvim-tree/nvim-web-devicons",
+  {
+    "rafamadriz/neon",
+    neon_style="doom",
+    config = function ()
+      vim.cmd.colorscheme("neon")
+    end,
+  },
+
+  {
+    "nvim-lualine/lualine.nvim",
+    opts = {
+      options = {
+        theme = "neon",
+      },
+    },
+  },
+
+  -- LSP
+  {
+    "neovim/nvim-lspconfig",
+    dependencies = {
+      {'williamboman/mason.nvim', config = true},
+      'williamboman/mason-lspconfig.nvim',
+      { 'j-hui/fidget.nvim', tag = 'legacy', opts = {} },
+      'folke/neodev.nvim',
+    }
+  },
+
+  -- Autocompletion
+  {
+    'hrsh7th/nvim-cmp',
+    dependencies = {
+      -- Snippet Engine & its associated nvim-cmp source
+      'L3MON4D3/LuaSnip',
+      'saadparwaiz1/cmp_luasnip',
+
+      -- Adds LSP completion capabilities
+      'hrsh7th/cmp-nvim-lsp',
+
+      -- Adds a number of user-friendly snippets
+      'rafamadriz/friendly-snippets',
+    },
+  },
+
+  -- Useful plugin to show you pending keybinds.
+  { 'folke/which-key.nvim', opts = {} },
+
+  -- "gc" to comment visual regions/lines
+  { 'numToStr/Comment.nvim', opts = {} },
+
+  -- Fuzzy Finder (files, lsp, etc)
+  {
+    'nvim-telescope/telescope.nvim',
+    branch = '0.1.x',
+    dependencies = {
+      'nvim-lua/plenary.nvim',
+      -- Fuzzy Finder Algorithm which requires local dependencies to be built.
+      -- Only load if `make` is available. Make sure you have the system
+      -- requirements installed.
+      {
+        'nvim-telescope/telescope-fzf-native.nvim',
+        -- NOTE: If you are having trouble with this installation,
+        --       refer to the README for telescope-fzf-native for more instructions.
+        build = 'make',
+        cond = function()
+          return vim.fn.executable 'make' == 1
+        end,
+      },
+    },
+  },
+
+  -- Highlight, edit, and navigate code
+  {
+    'nvim-treesitter/nvim-treesitter',
+    dependencies = {
+      'nvim-treesitter/nvim-treesitter-textobjects',
+    },
+    build = ':TSUpdate',
+  },
+})
+
+vim.g.loaded_netrw = 1
+vim.g.loaded_netrwPlugin = 1
+
+vim.o.termguicolors = true
+vim.o.clipboard = "unnamedplus"
+vim.o.completeopt = "menuone,noselect"
+
+vim.opt.guifont = "Hack Nerd Font Mono:h12"
+vim.opt.number = true
+vim.opt.mouse = ""
+vim.opt.hlsearch = true
+vim.opt.tabstop = 2
+vim.opt.shiftwidth = 2
+
+require("nvim-tree").setup({
+  view = {
+    width = 30,
+  },
+  on_attach = function (bufnr)
+    local api = require "nvim-tree.api"
+    api.config.mappings.default_on_attach(bufnr)
+    vim.keymap.set("n", ".", api.tree.change_root_to_node,
+                   {noremap=true, silent=true, buffer=bufnr, nowait=true})
+  end,
+})
+
+-- unmap space
+vim.api.nvim_set_keymap('n', '<Space>', '', {noremap=true, silent=true})
+
+vim.api.nvim_set_keymap("n", "<Leader>w", "<C-w>", {noremap=true, silent=true})
+vim.api.nvim_set_keymap("n", "<Leader>ft", ":NvimTreeToggle<CR>", {noremap=true, silent=true})
+vim.api.nvim_set_keymap("n", "<BS>", ":NvimTreeFocus<CR>", {noremap=true, silent=true})
+
+-- configure telescope
+-- See `:help telescope` and `:help telescope.setup()`
+require('telescope').setup {
+  defaults = {
+    mappings = {
+      i = {
+        ['<C-u>'] = false,
+        ['<C-d>'] = false,
+      },
+    },
+  },
+}
+
+-- Enable telescope fzf native, if installed
+pcall(require('telescope').load_extension, 'fzf')
+
+-- See `:help telescope.builtin`
+vim.keymap.set('n', '<leader>?', require('telescope.builtin').oldfiles, { desc = '[?] Find recently opened files' })
+vim.keymap.set('n', '<leader><space>', require('telescope.builtin').buffers, { desc = '[ ] Find existing buffers' })
+vim.keymap.set('n', '<leader>/', function()
+  -- You can pass additional configuration to telescope to change theme, layout, etc.
+  require('telescope.builtin').current_buffer_fuzzy_find(require('telescope.themes').get_dropdown {
+    winblend = 10,
+    previewer = false,
+  })
+end, { desc = '[/] Fuzzily search in current buffer' })
+
+-- vim.keymap.set('n', '<leader>gf', require('telescope.builtin').git_files, { desc = 'Search [G]it [F]iles' })
+vim.keymap.set('n', '<leader>ff', require('telescope.builtin').find_files, { desc = '[S]earch [F]iles' })
+-- vim.keymap.set('n', '<leader>sh', require('telescope.builtin').help_tags, { desc = '[S]earch [H]elp' })
+-- vim.keymap.set('n', '<leader>sw', require('telescope.builtin').grep_string, { desc = '[S]earch current [W]ord' })
+-- vim.keymap.set('n', '<leader>sg', require('telescope.builtin').live_grep, { desc = '[S]earch by [G]rep' })
+-- vim.keymap.set('n', '<leader>sd', require('telescope.builtin').diagnostics, { desc = '[S]earch [D]iagnostics' })
+
+
+
+--  Configure Treesitter
+-- See `:help nvim-treesitter`
+require('nvim-treesitter.configs').setup {
+  -- Add languages to be installed here that you want installed for treesitter
+  ensure_installed = { 'c', 'cpp', 'go', 'lua', 'python', 'rust', 'tsx', 'typescript', 'vimdoc', 'vim' },
+
+  -- Autoinstall languages that are not installed. Defaults to false (but you can change for yourself!)
+  auto_install = true,
+
+  highlight = { enable = true },
+  indent = { enable = true },
+  incremental_selection = {
+    enable = true,
+    keymaps = {
+      init_selection = '<c-space>',
+      node_incremental = '<c-space>',
+      scope_incremental = '<c-s>',
+      node_decremental = '<M-space>',
+    },
+  },
+  textobjects = {
+    select = {
+      enable = true,
+      lookahead = true, -- Automatically jump forward to textobj, similar to targets.vim
+      keymaps = {
+        -- You can use the capture groups defined in textobjects.scm
+        ['aa'] = '@parameter.outer',
+        ['ia'] = '@parameter.inner',
+        ['af'] = '@function.outer',
+        ['if'] = '@function.inner',
+        ['ac'] = '@class.outer',
+        ['ic'] = '@class.inner',
+      },
+    },
+    move = {
+      enable = true,
+      set_jumps = true, -- whether to set jumps in the jumplist
+      goto_next_start = {
+        [']m'] = '@function.outer',
+        [']]'] = '@class.outer',
+      },
+      goto_next_end = {
+        [']M'] = '@function.outer',
+        [']['] = '@class.outer',
+      },
+      goto_previous_start = {
+        ['[m'] = '@function.outer',
+        ['[['] = '@class.outer',
+      },
+      goto_previous_end = {
+        ['[M'] = '@function.outer',
+        ['[]'] = '@class.outer',
+      },
+    },
+    swap = {
+      enable = true,
+      swap_next = {
+        ['<leader>a'] = '@parameter.inner',
+      },
+      swap_previous = {
+        ['<leader>A'] = '@parameter.inner',
+      },
+    },
+  },
+}
+
+-- Diagnostic keymaps
+vim.keymap.set('n', '<Leader>dp', vim.diagnostic.goto_prev, { desc = 'Go to previous diagnostic message' })
+vim.keymap.set('n', '<Leader>dn', vim.diagnostic.goto_next, { desc = 'Go to next diagnostic message' })
+vim.keymap.set('n', '<leader>de', vim.diagnostic.open_float, { desc = 'Open floating diagnostic message' })
+vim.keymap.set('n', '<leader>dl', vim.diagnostic.setloclist, { desc = 'Open diagnostics list' })
+
+-- Configure LSP
+--  This function gets run when an LSP connects to a particular buffer.
+local on_attach = function(_, bufnr)
+  -- NOTE: Remember that lua is a real programming language, and as such it is possible
+  -- to define small helper and utility functions so you don't have to repeat yourself
+  -- many times.
+  --
+  -- In this case, we create a function that lets us more easily define mappings specific
+  -- for LSP related items. It sets the mode, buffer and description for us each time.
+  local nmap = function(keys, func, desc)
+    if desc then
+      desc = 'LSP: ' .. desc
+    end
+
+    vim.keymap.set('n', keys, func, { buffer = bufnr, desc = desc })
+  end
+
+  nmap('<leader>rn', vim.lsp.buf.rename, '[R]e[n]ame')
+  nmap('<leader>ca', vim.lsp.buf.code_action, '[C]ode [A]ction')
+
+  nmap('gd', vim.lsp.buf.definition, '[G]oto [D]efinition')
+  nmap('gr', require('telescope.builtin').lsp_references, '[G]oto [R]eferences')
+  nmap('gI', vim.lsp.buf.implementation, '[G]oto [I]mplementation')
+  nmap('<leader>D', vim.lsp.buf.type_definition, 'Type [D]efinition')
+  nmap('<leader>ds', require('telescope.builtin').lsp_document_symbols, '[D]ocument [S]ymbols')
+  nmap('<leader>ws', require('telescope.builtin').lsp_dynamic_workspace_symbols, '[W]orkspace [S]ymbols')
+
+  -- See `:help K` for why this keymap
+  nmap('K', vim.lsp.buf.hover, 'Hover Documentation')
+  nmap('<C-k>', vim.lsp.buf.signature_help, 'Signature Documentation')
+
+  -- Lesser used LSP functionality
+  nmap('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
+  nmap('<leader>wa', vim.lsp.buf.add_workspace_folder, '[W]orkspace [A]dd Folder')
+  nmap('<leader>wr', vim.lsp.buf.remove_workspace_folder, '[W]orkspace [R]emove Folder')
+  nmap('<leader>wl', function()
+    print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+  end, '[W]orkspace [L]ist Folders')
+
+  -- Create a command `:Format` local to the LSP buffer
+  vim.api.nvim_buf_create_user_command(bufnr, 'Format', function(_)
+    vim.lsp.buf.format()
+  end, { desc = 'Format current buffer with LSP' })
+end
+
+-- Enable the following language servers
+--  Feel free to add/remove any LSPs that you want here. They will automatically be installed.
+--
+--  Add any additional override configuration in the following tables. They will be passed to
+--  the `settings` field of the server config. You must look up that documentation yourself.
+--
+--  If you want to override the default filetypes that your language server will attach to you can
+--  define the property 'filetypes' to the map in question.
+local servers = {
+  clangd = {},
+  gopls = {},
+  pyright = {},
+  rust_analyzer = {},
+  -- tsserver = {},
+  -- html = { filetypes = { 'html', 'twig', 'hbs'} },
+
+  lua_ls = {
+    Lua = {
+      workspace = { checkThirdParty = false },
+      telemetry = { enable = false },
+    },
+  },
+}
+
+-- Setup neovim lua configuration
+require('neodev').setup()
+
+-- nvim-cmp supports additional completion capabilities, so broadcast that to servers
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
+
+-- Ensure the servers above are installed
+local mason_lspconfig = require 'mason-lspconfig'
+
+mason_lspconfig.setup {
+  ensure_installed = vim.tbl_keys(servers),
+}
+
+mason_lspconfig.setup_handlers {
+  function(server_name)
+    require('lspconfig')[server_name].setup {
+      capabilities = capabilities,
+      on_attach = on_attach,
+      settings = servers[server_name],
+      filetypes = (servers[server_name] or {}).filetypes,
+    }
+  end
+}
+
+-- Configure autocompletion nvim-cmp
+-- See `:help cmp`
+local cmp = require 'cmp'
+local luasnip = require 'luasnip'
+require('luasnip.loaders.from_vscode').lazy_load()
+luasnip.config.setup {}
+
+cmp.setup {
+  snippet = {
+    expand = function(args)
+      luasnip.lsp_expand(args.body)
+    end,
+  },
+  mapping = cmp.mapping.preset.insert {
+    ['<C-n>'] = cmp.mapping.select_next_item(),
+    ['<C-p>'] = cmp.mapping.select_prev_item(),
+    ['<C-d>'] = cmp.mapping.scroll_docs(-4),
+    ['<C-f>'] = cmp.mapping.scroll_docs(4),
+    ['<C-Space>'] = cmp.mapping.complete {},
+    ['<CR>'] = cmp.mapping.confirm {
+      behavior = cmp.ConfirmBehavior.Replace,
+      select = true,
+    },
+    ['<Tab>'] = cmp.mapping(function(fallback)
+      if cmp.visible() then
+        cmp.select_next_item()
+      elseif luasnip.expand_or_locally_jumpable() then
+        luasnip.expand_or_jump()
+      else
+        fallback()
+      end
+    end, { 'i', 's' }),
+    ['<S-Tab>'] = cmp.mapping(function(fallback)
+      if cmp.visible() then
+        cmp.select_prev_item()
+      elseif luasnip.locally_jumpable(-1) then
+        luasnip.jump(-1)
+      else
+        fallback()
+      end
+    end, { 'i', 's' }),
+  },
+  sources = {
+    { name = 'nvim_lsp' },
+    { name = 'luasnip' },
+  },
+}