trying to fix nvim-tree wsl

home/.config/nvim/coc.vim

@@ -152,18 +152,18 @@ command! -nargs=0 OR   :call     CocActionAsync('runCommand', 'editor.action.org
 
 " Mappings for CoCList
 " Show all diagnostics
-nnoremap <silent><nowait> <space>CA  :<C-u>CocList diagnostics<cr>
+nnoremap <silent><nowait> <leader>CA  :<C-u>CocList diagnostics<cr>
 " Manage extensions
-nnoremap <silent><nowait> <space>CE  :<C-u>CocList extensions<cr>
+nnoremap <silent><nowait> <leader>CE  :<C-u>CocList extensions<cr>
 " Show commands
-nnoremap <silent><nowait> <space>CC  :<C-u>CocList commands<cr>
+nnoremap <silent><nowait> <leader>CC  :<C-u>CocList commands<cr>
 " Find symbol of current document
-nnoremap <silent><nowait> <space>CO  :<C-u>CocList outline<cr>
+nnoremap <silent><nowait> <leader>CO  :<C-u>CocList outline<cr>
 " Search workspace symbols
-nnoremap <silent><nowait> <space>CS  :<C-u>CocList -I symbols<cr>
+nnoremap <silent><nowait> <leader>CS  :<C-u>CocList -I symbols<cr>
 " Do default action for next item
-nnoremap <silent><nowait> <space>CJ  :<C-u>CocNext<CR>
+nnoremap <silent><nowait> <leader>CJ  :<C-u>CocNext<CR>
 " Do default action for previous item
-nnoremap <silent><nowait> <space>CK  :<C-u>CocPrev<CR>
+nnoremap <silent><nowait> <leader>CK  :<C-u>CocPrev<CR>
 " Resume latest coc list
-nnoremap <silent><nowait> <space>CP  :<C-u>CocListResume<CR>
+nnoremap <silent><nowait> <leader>CP  :<C-u>CocListResume<CR>

home/.config/nvim/nvim-tree.vim

@@ -3,8 +3,9 @@ nnoremap <F5> :NvimTreeToggle<CR>
 
 lua << EOF
 
-local HEIGHT_RATIO = 0.8  -- You can change this
+-- disable netrw at the very start of your init.lua
-local WIDTH_RATIO = 0.8   -- You can change this too
+vim.g.loaded_netrw = 1
+vim.g.loaded_netrwPlugin = 1
 
 local function my_on_attach(bufnr)
   local api = require "nvim-tree.api"
@@ -13,46 +14,56 @@ local function my_on_attach(bufnr)
     return { desc = "nvim-tree: " .. desc, buffer = bufnr, noremap = true, silent = true, nowait = true }
   end
 
-  -- default mappings
+    -- default mappings
-  api.config.mappings.default_on_attach(bufnr)
+    -- for some reason, this does not work well when loaded with a wsl linux.
+    -- attempt to index field 'config' (a nil value)
+    -- which does not make sense, as config is a defined field of the Api variable
+    api.config.mappings.default_on_attach(bufnr)
 
-  -- custom mappings
+    -- custom mappings
-  -- cd 
+    -- cd 
-  vim.keymap.set('n', '<C-c>', api.tree.change_root_to_node,        opts('Up'))
+    vim.keymap.set('n', '<C-c>', api.tree.change_root_to_node,        opts('Up'))
-  vim.keymap.set('n', '?',     api.tree.toggle_help,                  opts('Help'))
+    -- default is g?
+    vim.keymap.set('n', '?',     api.tree.toggle_help,                  opts('Help')) 
 end
 
--- empty setup using defaults
+local HEIGHT_RATIO = 0.8
-require("nvim-tree").setup()
+local WIDTH_RATIO = 0.8
-require('nvim-tree').setup({
+
-  view = {
+-- set termguicolors to enable highlight groups
-    float = {
+vim.opt.termguicolors = true
-      enable = true,
+
-      open_win_config = function()
+-- setup with some options
-        local screen_w = vim.opt.columns:get()
+require("nvim-tree").setup({
-        local screen_h = vim.opt.lines:get() - vim.opt.cmdheight:get()
+  sort_by = "case_sensitive",
-        local window_w = screen_w * WIDTH_RATIO
+    view = {
-        local window_h = screen_h * HEIGHT_RATIO
+        float = {
-        local window_w_int = math.floor(window_w)
+            enable = true,
-        local window_h_int = math.floor(window_h)
+            open_win_config = function()
-        local center_x = (screen_w - window_w) / 2
+                local screen_w = vim.opt.columns:get()
-        local center_y = ((vim.opt.lines:get() - window_h) / 2)
+                local screen_h = vim.opt.lines:get() - vim.opt.cmdheight:get()
-                         - vim.opt.cmdheight:get()
+                local window_w = screen_w * WIDTH_RATIO
-        return {
+                local window_h = screen_h * HEIGHT_RATIO
-          border = 'rounded',
+                local window_w_int = math.floor(window_w)
-          relative = 'editor',
+                local window_h_int = math.floor(window_h)
-          row = center_y,
+                local center_x = (screen_w - window_w) / 2
-          col = center_x,
+                local center_y = ((vim.opt.lines:get() - window_h) / 2)
-          width = window_w_int,
+                - vim.opt.cmdheight:get()
-          height = window_h_int,
+                return {
-        }
+                    border = 'rounded',
+                    relative = 'editor',
+                    row = center_y,
+                    col = center_x,
+                    width = window_w_int,
+                    height = window_h_int,
+                }
+            end,
+        },
+        width = function()
+            return math.floor(vim.opt.columns:get() * WIDTH_RATIO)
         end,
     },
-    width = function()
+    on_attach = my_on_attach,
-      return math.floor(vim.opt.columns:get() * WIDTH_RATIO)
-    end,
-  },
-  on_attach = my_on_attach,
 })
 
 EOF