feat(api): add api.fs.clear_clipboard (#1706)

* feat: command to clear the clipboard

* feat: command to clear the clipboard: stylua

* feat: command to clear the clipboard: add to :help

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

doc/nvim-tree-lua.txt

@@ -1125,6 +1125,7 @@ exists.
     - rename_sub
     - cut
     - paste
+    - clear_clipboard
     - print_clipboard
     - copy.node
     - copy.absolute_path

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

@@ -129,6 +129,12 @@ local function add_to_clipboard(node, clip)
   utils.notify.info(node.absolute_path .. " added to clipboard.")
 end
 
+function M.clear_clipboard()
+  clipboard.move = {}
+  clipboard.copy = {}
+  utils.notify.info "Clipboard has been emptied."
+end
+
 function M.copy(node)
   add_to_clipboard(node, clipboard.copy)
 end

lua/nvim-tree/api.lua

@@ -46,6 +46,7 @@ Api.fs.rename = inject_node(require("nvim-tree.actions.fs.rename-file").fn(false
 Api.fs.rename_sub = inject_node(require("nvim-tree.actions.fs.rename-file").fn(true))
 Api.fs.cut = inject_node(require("nvim-tree.actions.fs.copy-paste").cut)
 Api.fs.paste = inject_node(require("nvim-tree.actions.fs.copy-paste").paste)
+Api.fs.clear_clipboard = require("nvim-tree.actions.fs.copy-paste").clear_clipboard
 Api.fs.print_clipboard = require("nvim-tree.actions.fs.copy-paste").print_clipboard
 Api.fs.copy.node = inject_node(require("nvim-tree.actions.fs.copy-paste").copy)
 Api.fs.copy.absolute_path = inject_node(require("nvim-tree.actions.fs.copy-paste").copy_absolute_path)