Merge pull request #70 from stsewd/add-refresh

KeyBindings: add refresh

doc/nvim-tree-lua.txt

@@ -156,6 +156,7 @@ INFORMATIONS				        *nvim-tree-info*
 - '<C-t>' will open the file in a new tab
 - '<Tab>' will open the file as a preview (keeps the cursor in the tree)
 - 'I' will toggle visibility of folders hidden via |g:lua_tree_ignore|
+- 'R' will refresh the tree
 - 'gx' opens the file with the `open` command on macos and `xdg-open`
 on linux.
 

lua/lib/config.lua

@@ -51,6 +51,7 @@ function M.get_bindings()
     edit_tab       = keybindings.edit_tab or '<C-t>',
     preview        = keybindings.preview or '<Tab>',
     toggle_ignored = keybindings.toggle_ignored or 'I',
+    refresh        = keybindings.refresh or 'R',
     cd             = keybindings.cd or '<C-]>',
     create         = keybindings.create or 'a',
     remove         = keybindings.remove or 'd',

lua/lib/lib.lua

@@ -212,6 +212,7 @@ local function set_mappings()
     [bindings.edit_split] = 'on_keypress("split")';
     [bindings.edit_tab] = 'on_keypress("tabnew")';
     [bindings.toggle_ignored] = 'on_keypress("toggle_ignored")';
+    [bindings.refresh] = 'on_keypress("refresh")';
     [bindings.create] = 'on_keypress("create")';
     [bindings.remove] = 'on_keypress("remove")';
     [bindings.rename] = 'on_keypress("rename")';

lua/tree.lua

@@ -46,6 +46,7 @@ local keypress_funcs = {
   cut = fs.cut,
   paste = fs.paste,
   toggle_ignored = lib.toggle_ignored,
+  refresh = lib.refresh_tree,
   prev_git_item = gen_go_to('prev_git_item'),
   next_git_item = gen_go_to('next_git_item'),
   preview = function(node)