add-plugin: telescope-undo.nvim

lua/plugins/telescope-undo.lua

@@ -0,0 +1,67 @@
+return {
+  'debugloop/telescope-undo.nvim',
+  dependencies = {
+    {
+      'nvim-telescope/telescope.nvim',
+      dependencies = { 'nvim-lua/plenary.nvim' },
+    },
+  },
+  -- lazy = true,
+  keys = {
+    { -- lazy style key map
+      '<leader>su',
+      function()
+        require('telescope').extensions.undo.undo()
+      end,
+      desc = '[S]earch [U]ndo history',
+    },
+  },
+  opts = {
+    extensions = {
+      undo = {
+        -- side_by_side = true,
+        -- layout_strategy = 'flex',
+        mappings = {
+          i = {
+            ['<CR>'] = function(buff)
+              return require('telescope-undo.actions').yank_additions(buff)
+            end,
+            ['<S-CR>'] = false,
+            ['<C-CR>'] = false,
+            -- alternative defaults, for users whose terminals do questionable things with modified <cr>
+            ['<C-m>'] = function(buff)
+              return require('telescope-undo.actions').yank_additions(buff)
+            end,
+            ['<C-y>'] = function(buff)
+              return require('telescope-undo.actions').yank_additions(buff)
+            end,
+            ['<C-S-y>'] = function(buff)
+              return require('telescope-undo.actions').yank_deletions(buff)
+            end,
+            ['<C-r>'] = function(buff)
+              return require('telescope-undo.actions').restore(buff)
+            end,
+          },
+          n = {
+            ['y'] = function(buff)
+              return require('telescope-undo.actions').yank_additions(buff)
+            end,
+            ['Y'] = function(buff)
+              return require('telescope-undo.actions').yank_deletions(buff)
+            end,
+            ['u'] = function(buff)
+              return require('telescope-undo.actions').restore(buff)
+            end,
+          },
+        },
+      },
+    },
+  },
+  config = function(_, opts)
+    -- Calling telescope's setup from multiple specs does not hurt, it will happily merge the
+    -- configs for us. We won't use data, as everything is in it's own namespace (telescope
+    -- defaults, as well as each extension).
+    require('telescope').setup(opts)
+    require('telescope').load_extension 'undo'
+  end,
+}