feat: add change_cwd and goto_home_dir action (#40)

Author: ikerurda

README.md

@@ -70,19 +70,21 @@ vim.api.nvim_set_keymap(
 
 ## Mappings
 
-| Insert / Normal  | Action                                               |
-|------------------|------------------------------------------------------|
-| `<C-f>/f`        | Toggle between file and folder browser               |
-| `<C-y>/y`        | Copy (multi-selected) files or folders to cwd        |
-| `<C-d>/dd`       | Delete (multi-selected) files or folders             |
-| `<C-r>/r`        | Rename (multi-selected) files                        |
-| `<C-e>/e`        | Add File/Folder at cwd; trailing `/` creates folder  |
-| `--/m`           | Move multi-selected files to cwd                     |
-| `<C-h>/h`        | Toggle hidden files                                  |
-| `<C-o>/o`        | Open file with default system application            |
-| `<C-g>/g`        | Go to parent directory                               |
-| `<C-w>/w`        | Go to current working directory                      |
-| `<A-e>/--`       | Toggle all entires ignoring `./` and `../`           |
+| Insert / Normal  | Action                                                |
+|------------------|-------------------------------------------------------|
+| `<C-f>/f`        | Toggle between file and folder browser                |
+| `<C-y>/y`        | Copy (multi-selected) files or folders to cwd         |
+| `<C-d>/dd`       | Delete (multi-selected) files or folders              |
+| `<C-r>/r`        | Rename (multi-selected) files                         |
+| `<C-e>/e`        | Add File/Folder at cwd; trailing `/` creates folder   |
+| `--/m`           | Move multi-selected files to cwd                      |
+| `<C-h>/h`        | Toggle hidden files                                   |
+| `<C-o>/o`        | Open file with default system application             |
+| `<C-g>/g`        | Go to parent directory                                |
+| `<C-s>/s`        | Go to home directory                                  |
+| `<C-t>/t`        | Change nvim's cwd to selected folder or file (parent) |
+| `<C-w>/w`        | Go to current working directory                       |
+| `<A-e>/--`       | Toggle all entires ignoring `./` and `../`            |
 
 Copying and moving files typically requires you to multi-select your files and folders and then moving to the target directory to copy and move the selections to (cf. [demo](#demo)).
 

lua/telescope/_extensions/file_browser.lua

@@ -70,6 +70,8 @@ local pconf = {
       ["<C-o>"] = fb_actions.open_file,
       ["<C-r>"] = fb_actions.rename_file,
       ["<C-w>"] = fb_actions.goto_cwd,
+      ["<C-s>"] = fb_actions.goto_home_dir,
+      ["<C-t>"] = fb_actions.change_cwd,
       ["<C-y>"] = fb_actions.copy_file,
     },
     ["n"] = {
@@ -82,6 +84,8 @@ local pconf = {
       ["o"] = fb_actions.open_file,
       ["r"] = fb_actions.rename_file,
       ["w"] = fb_actions.goto_cwd,
+      ["s"] = fb_actions.goto_home_dir,
+      ["t"] = fb_actions.change_cwd,
       ["y"] = fb_actions.copy_file,
     },
   },

lua/telescope/_extensions/file_browser/actions.lua

@@ -417,6 +417,36 @@ fb_actions.goto_cwd = function(prompt_bufnr)
   current_picker:refresh(finder, { reset_prompt = true, multi = current_picker._multi })
 end
 
+--- Change working directory of nvim to the selected file/folder in |builtin.file_browser|.
+---@param prompt_bufnr number: The prompt bufnr
+fb_actions.change_cwd = function(prompt_bufnr)
+  local current_picker = action_state.get_current_picker(prompt_bufnr)
+  local finder = current_picker.finder
+  local entry_path = action_state.get_selected_entry().Path
+  finder.path = entry_path:is_dir() and entry_path:absolute() or entry_path:parent():absolute()
+  finder.cwd = finder.path
+  vim.cmd("cd " .. finder.path)
+  if current_picker.results_border then
+    local title = Path:new(finder.path):make_relative(finder.path) .. os_sep
+    current_picker.results_border:change_title(title)
+  end
+  current_picker:refresh(finder, { reset_prompt = true, multi = current_picker._multi })
+  print "[telescope] Changed nvim's current working directory"
+end
+
+--- Goto home directory in |builtin.file_browser|.
+---@param prompt_bufnr number: The prompt bufnr
+fb_actions.goto_home_dir = function(prompt_bufnr)
+  local current_picker = action_state.get_current_picker(prompt_bufnr)
+  local finder = current_picker.finder
+  finder.path = vim.loop.os_homedir()
+  if current_picker.results_border then
+    local new_title = finder.files and Path:new(finder.path):make_relative(vim.loop.cwd()) .. os_sep or finder.cwd
+    current_picker.results_border:change_title(new_title)
+  end
+  current_picker:refresh(finder, { reset_prompt = true, multi = current_picker._multi })
+end
+
 --- Toggle between file and folder browser for |builtin.file_browser|.
 ---@param prompt_bufnr number: The prompt bufnr
 fb_actions.toggle_browser = function(prompt_bufnr, opts)