feat: add api.fs.copy.basename, default mapping ge (#2698)

* feat: add copy basename

* fix: change keymap for copy basename

* fix: use double quotes

* fix: add missing help

---------

Co-authored-by: Alexander Courtis <alex@courtis.org>

lua/nvim-tree/actions/fs/copy-paste.lua

@@ -295,6 +295,12 @@ function M.copy_filename(node)
   copy_to_clipboard(node.name)
 end
 
+---@param node Node
+function M.copy_basename(node)
+  local basename = vim.fn.fnamemodify(node.name, ":r")
+  copy_to_clipboard(basename)
+end
+
 ---@param node Node
 function M.copy_path(node)
   local absolute_path = node.absolute_path

lua/nvim-tree/api.lua

@@ -163,6 +163,7 @@ Api.fs.print_clipboard = wrap(actions.fs.copy_paste.print_clipboard)
 Api.fs.copy.node = wrap_node(actions.fs.copy_paste.copy)
 Api.fs.copy.absolute_path = wrap_node(actions.fs.copy_paste.copy_absolute_path)
 Api.fs.copy.filename = wrap_node(actions.fs.copy_paste.copy_filename)
+Api.fs.copy.basename = wrap_node(actions.fs.copy_paste.copy_basename)
 Api.fs.copy.relative_path = wrap_node(actions.fs.copy_paste.copy_path)
 
 ---@param mode string

lua/nvim-tree/keymap.lua

@@ -68,6 +68,7 @@ function M.default_on_attach(bufnr)
   vim.keymap.set('n', 'f',       api.live_filter.start,               opts('Live Filter: Start'))
   vim.keymap.set('n', 'g?',      api.tree.toggle_help,                opts('Help'))
   vim.keymap.set('n', 'gy',      api.fs.copy.absolute_path,           opts('Copy Absolute Path'))
+  vim.keymap.set('n', 'ge',      api.fs.copy.basename,                opts('Copy Basename'))
   vim.keymap.set('n', 'H',       api.tree.toggle_hidden_filter,       opts('Toggle Filter: Dotfiles'))
   vim.keymap.set('n', 'I',       api.tree.toggle_gitignore_filter,    opts('Toggle Filter: Git Ignore'))
   vim.keymap.set('n', 'J',       api.node.navigate.sibling.last,      opts('Last Sibling'))