Rework into opts, modify pdfviewer to be os dependent

lua/lazyvim/plugins/extras/lang/r.lua

@@ -7,64 +7,53 @@ return {
   end,
   {
     "R-nvim/R.nvim",
-    config = function()
-      -- Create a table with the options to be passed to setup()
-      local opts = {
-        R_args = { "--quiet", "--no-save" },
-        hook = {
-          on_filetype = function()
-            -- This function will be called at the FileType event
-            -- of files supported by R.nvim. This is an
-            -- opportunity to create mappings local to buffers.
-            vim.api.nvim_buf_set_keymap(0, "n", "<Enter>", "<Plug>RDSendLine", {})
-            vim.api.nvim_buf_set_keymap(0, "v", "<Enter>", "<Plug>RSendSelection", {})
-
-            -- Increase the width of which-key to handle the r-nvim descriptions
-            local wk = require("which-key")
-            wk.setup({
-              layout = {
-                width = { min = 20, max = 100 }, -- min and max width of the columns
-              },
-            })
-            -- Workaround from https://github.com/folke/which-key.nvim/issues/514#issuecomment-1987286901
-            wk.register({
-              ["<localleader>"] = {
-                a = { name = "+(a)ll", ["🚫"] = "which_key_ignore" },
-                b = { name = "+(b)etween marks", ["🚫"] = "which_key_ignore" },
-                c = { name = "+(c)hunks", ["🚫"] = "which_key_ignore" },
-                f = { name = "+(f)unctions", ["🚫"] = "which_key_ignore" },
-                g = { name = "+(g)oto", ["🚫"] = "which_key_ignore" },
-                k = { name = "+(k)nit", ["🚫"] = "which_key_ignore" },
-                p = { name = "+(p)aragraph", ["🚫"] = "which_key_ignore" },
-                r = { name = "+(r) general", ["🚫"] = "which_key_ignore" },
-                s = { name = "+(s)plit or (s)end", ["🚫"] = "which_key_ignore" },
-                t = { name = "+(t)erminal", ["🚫"] = "which_key_ignore" },
-                v = { name = "+(v)iew", ["🚫"] = "which_key_ignore" },
-              },
-            })
-          end,
-        },
-        min_editor_width = 72,
-        rconsole_width = 78,
-        disable_cmds = {
-          "RClearConsole",
-          "RCustomStart",
-          "RSPlot",
-          "RSaveClose",
-        },
-        synctex = false,
-        pdfviewer = "open",
-      }
-      -- Check if the environment variable "R_AUTO_START" exists.
-      -- If using fish shell, you could put in your config.fish:
-      -- alias r "R_AUTO_START=true nvim"
-      if vim.env.R_AUTO_START == "true" then
-        opts.auto_start = "on startup"
-        opts.objbr_auto_start = true
-      end
-      require("r").setup(opts)
-    end,
     lazy = false,
+    opts = {
+      -- Create a table with the options to be passed to setup()
+      R_args = { "--quiet", "--no-save" },
+      hook = {
+        on_filetype = function()
+          -- This function will be called at the FileType event
+          -- of files supported by R.nvim. This is an
+          -- opportunity to create mappings local to buffers.
+          vim.api.nvim_buf_set_keymap(0, "n", "<Enter>", "<Plug>RDSendLine", {})
+          vim.api.nvim_buf_set_keymap(0, "v", "<Enter>", "<Plug>RSendSelection", {})
+
+          -- Increase the width of which-key to handle the longer r-nvim descriptions
+          local wk = require("which-key")
+          wk.setup({
+            layout = {
+              width = { min = 20, max = 100 }, -- min and max width of the columns
+            },
+          })
+          -- Workaround from https://github.com/folke/which-key.nvim/issues/514#issuecomment-1987286901
+          wk.register({
+            ["<localleader>"] = {
+              a = { name = "+(a)ll", ["🚫"] = "which_key_ignore" },
+              b = { name = "+(b)etween marks", ["🚫"] = "which_key_ignore" },
+              c = { name = "+(c)hunks", ["🚫"] = "which_key_ignore" },
+              f = { name = "+(f)unctions", ["🚫"] = "which_key_ignore" },
+              g = { name = "+(g)oto", ["🚫"] = "which_key_ignore" },
+              k = { name = "+(k)nit", ["🚫"] = "which_key_ignore" },
+              p = { name = "+(p)aragraph", ["🚫"] = "which_key_ignore" },
+              r = { name = "+(r) general", ["🚫"] = "which_key_ignore" },
+              s = { name = "+(s)plit or (s)end", ["🚫"] = "which_key_ignore" },
+              t = { name = "+(t)erminal", ["🚫"] = "which_key_ignore" },
+              v = { name = "+(v)iew", ["🚫"] = "which_key_ignore" },
+            },
+          })
+        end,
+      },
+      pdfviewer = (function()
+        if vim.loop.os_uname().sysname:find("Windows", 1, true) then
+          return "open" -- according to @Aman9das on Github
+        elseif vim.loop.os_uname().sysname:find("Darwin", 1, true) then
+          return "open"
+        else
+          return "xdg-open" -- according to @Aman9das on Github
+        end
+      end)(),
+    },
   },
   {
     "hrsh7th/nvim-cmp",