vim: start using treesitter

config/nvim/after/plugin/nvim-tree.lua

@@ -25,6 +25,6 @@ plugin.setup {
   },
 }
 
-vim.keymap.set('n', '<leader>tt', '<cmd>NvimTreeToggle<cr>')
-vim.keymap.set('n', '<leader>tf', '<cmd>NvimTreeFindFileToggle<cr>')
+vim.keymap.set('n', '<leader>nn', '<cmd>NvimTreeToggle<cr>')
+vim.keymap.set('n', '<leader>nf', '<cmd>NvimTreeFindFileToggle<cr>')
 

config/nvim/after/plugin/treesitter.lua

@@ -0,0 +1,89 @@
+local ok, configs = pcall(require, 'nvim-treesitter.configs')
+if not ok then return end
+
+configs.setup {
+  ensure_installed = {
+    'bash',
+    'c',
+    'cpp',
+    'haskell',
+    'help',
+    'html',
+    'javascript',
+    'latex',
+    'lua',
+    'make',
+    'markdown',
+    'python',
+    'toml',
+    'vim',
+    'yaml',
+  },
+
+  highlight = {
+    enable = true,
+    disable = {
+      'help',
+    },
+  },
+
+  incremental_selection = {
+    enable = true,
+    keymaps = {
+      init_selection = '<CR>',    -- mapped in normal mode
+      node_incremental = '<CR>',  -- mapped in visual mode
+      node_decremental = '<BS>',  -- mapped in visual mode
+      scope_incremental = nil,    -- disbaled, normally mapped in visual mode
+    },
+  },
+
+  refactor = {
+    highlight_definitions = { enable = true },
+    highlight_current_scope = { enable = false },
+
+    smart_rename = {
+      enable = true,
+      keymaps = {
+        smart_rename = 'grr',
+      },
+    },
+
+    navigation = {
+      enable = true,
+      keymaps = {
+        goto_definition = 'gd',         -- default: 'gnd'
+        list_definitions = nil,         -- disabled, default: 'gnD'
+        list_definitions_toc = 'gO',
+        goto_next_usage = '<a-*>',
+        goto_previous_usage = '<a-#>',
+      },
+    },
+  },
+
+  textobjects = {
+    select = {
+      enable = true,
+      keymaps = {
+        ['ab'] = '@block.outer',
+        ['ib'] = '@block.inner',
+        ['ac'] = '@conditional.outer',
+        ['ic'] = '@conditional.inner',
+        ['af'] = '@function.outer',
+        ['if'] = '@function.inner',
+        ['al'] = '@loop.outer',
+        ['il'] = '@loop.inner',
+        ['aa'] = '@parameter.outer',
+        ['ia'] = '@parameter.inner',
+      },
+    },
+  },
+
+  playground = {
+    enable = true,
+  },
+}
+
+vim.keymap.set('n', '<leader>tp', '<cmd>TSPlaygroundToggle<cr>')
+vim.keymap.set('n', '<leader>th', '<cmd>TSHighlightCapturesUnderCursor<cr>')
+vim.keymap.set('n', '<leader>tn', '<cmd>TSNodeUnderCursor<cr>')
+

config/nvim/lua/fs/plugins.lua

@@ -40,11 +40,17 @@ packer.startup(function(use)
   use 'ntpeters/vim-better-whitespace'
   use 'godlygeek/tabular'
   use 'tpope/vim-commentary'
-  use 'mg979/vim-visual-multi'
+  -- use 'mg979/vim-visual-multi'
 
   -- git --------------------------------------------------------------------
   use 'tpope/vim-fugitive'
 
+  -- Treesitter -------------------------------------------------------------
+  use 'nvim-treesitter/nvim-treesitter'
+  use 'nvim-treesitter/nvim-treesitter-refactor'
+  use 'nvim-treesitter/nvim-treesitter-textobjects'
+  use 'nvim-treesitter/playground'
+
   -- Filetypes --------------------------------------------------------------
   use 'elzr/vim-json'
   use 'keith/swift.vim'