add actions preview

nvim/lazy-lock.json

@@ -1,5 +1,6 @@
 {
   "FTerm.nvim": { "branch": "master", "commit": "d1320892cc2ebab472935242d9d992a2c9570180" },
+  "actions-preview.nvim": { "branch": "master", "commit": "9f52a01c374318e91337697ebed51c6fae57f8a4" },
   "aerial.nvim": { "branch": "master", "commit": "603156d4fd58963a05f221e76b1a25bc79ed55b0" },
   "cmp-buffer": { "branch": "main", "commit": "3022dbc9166796b644a841a02de8dd1cc1d311fa" },
   "cmp-cmdline": { "branch": "main", "commit": "d250c63aa13ead745e3a40f61fdd3470efde3923" },

nvim/lua/plugins/actions-preview.lua

@@ -0,0 +1,57 @@
+return {
+  "aznhe21/actions-preview.nvim",
+  keys = { "<space>ca" },
+  depends = { "nvim-telescope/telescope.nvim", },
+  config = function()
+    require("actions-preview").setup {
+      -- options for vim.diff(): https://neovim.io/doc/user/lua.html#vim.diff()
+      diff = {
+        ctxlen = 3,
+      },
+
+      -- priority list of external command to highlight diff
+      -- disabled by defalt, must be set by yourself
+      highlight_command = {
+        require("actions-preview.highlight").delta(),
+        -- require("actions-preview.highlight").diff_so_fancy(),
+        -- require("actions-preview.highlight").diff_highlight(),
+      },
+
+      -- priority list of preferred backend
+      backend = { "telescope" },
+
+      -- options related to telescope.nvim
+      telescope = vim.tbl_extend(
+        "force",
+        -- telescope theme: https://github.com/nvim-telescope/telescope.nvim#themes
+        require("telescope.themes").get_dropdown(),
+        -- a table for customizing content
+        {
+          -- a function to make a table containing the values to be displayed.
+          -- fun(action: Action): { title: string, client_name: string|nil }
+          make_value = nil,
+
+          -- a function to make a function to be used in `display` of a entry.
+          -- see also `:h telescope.make_entry` and `:h telescope.pickers.entry_display`.
+          -- fun(values: { index: integer, action: Action, title: string, client_name: string }[]): function
+          make_make_display = nil,
+
+          -- window
+          sorting_strategy = "ascending",
+          layout_strategy = "vertical",
+          layout_config = {
+            width = 0.8,
+            height = 0.9,
+            prompt_position = "top",
+            preview_cutoff = 20,
+            preview_height = function(_, _, max_lines)
+              return max_lines - 15
+            end,
+          },
+        }
+      ),
+    }
+
+    vim.keymap.set({ "v", "n" }, "<space>ca", require("actions-preview").code_actions)
+  end,
+}

nvim/lua/plugins/lspconfig.lua

@@ -32,7 +32,8 @@ return {
       buf_set_keymap("n", "<space>wr", "<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>", opts)
       buf_set_keymap("n", "<space>wl", "<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>", opts)
       buf_set_keymap("n", "<space>D", "<cmd>lua vim.lsp.buf.type_definition()<CR>", opts)
-      buf_set_keymap("n", "<space>ca", "<cmd>lua vim.lsp.buf.code_action()<CR>", opts)
+      -- use actions-preview
+      -- buf_set_keymap("n", "<space>ca", "<cmd>lua vim.lsp.buf.code_action()<CR>", opts)
       buf_set_keymap("n", "<space>e", "<cmd>lua vim.lsp.diagnostic.show_line_diagnostics()<CR>", opts)
       buf_set_keymap("n", "[d", "<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>", opts)
       buf_set_keymap("n", "]d", "<cmd>lua vim.lsp.diagnostic.goto_next()<CR>", opts)